Title: Cheap Flights from Seattle to Billings (SEA to BIL) - Expedia.co.uk ![](https://images.trvl-media.com/place/583/2f224b32-a8bd-461c-b894-ba4b8bc4e680.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/583/2f224b32-a8bd-461c-b894-ba4b8bc4e680.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Seattle (SEA) to Billings (BIL) - [Return](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Seattle-Tacoma International Airport (SEA) to Billings Logan Intl. Airport (BIL) - ![Alaska Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:sea,to:bil,departure:05/10/2025TANYT&leg2=from:bil,to:sea,departure:12/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.co.uk/Flights-Search?leg1=from:sea,to:bil,departure:05/10/2025TANYT&leg2=from:bil,to:sea,departure:12/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.co.uk/Flights-Search?leg1=from:sea,to:bil,departure:05/10/2025TANYT&leg2=from:bil,to:sea,departure:12/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Hawaiian Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_HA.svg) Hawaiian Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:sea,to:bil,departure:05/10/2025TANYT&leg2=from:bil,to:sea,departure:12/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"HA"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:sea,to:bil,departure:05/10/2025TANYT&leg2=from:bil,to:sea,departure:12/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ## Plan, book, fly with confidence - ### Be in the know Get alerts if flight prices drop or rise\* - ### Book smarter Save up to 25% on select hotels after you book a flight\* - ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ## Cheap Flights from Seattle (SEA) to Billings (BIL) Prices were available within the past 7 days and start at for one-way flights and £205 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, 18 Mar - Wed, 25 Mar SEA Seattle BIL Billings £205 Return found 6 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SEA,to:BIL,departure:18/03/2026TANYT&leg2=from:BIL,to:SEA,departure:25/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:204.10&airProductToken=AQowCi4IwaYBEgQyMDg0GJIBIIFaKNf7hwMwy_yHAzhYQABYAWoCU1ZyCE5IMkVBU0JOCjAKLgjBpgESBDIwODQYgVogkgEo68uIAzDszIgDOFhAAFgBagJTVnIIU0g0RUFTQk4SCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Fri, 13 Mar - Fri, 20 Mar SEA Seattle BIL Billings £227 Return found 6 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SEA,to:BIL,departure:13/03/2026TANYT&leg2=from:BIL,to:SEA,departure:20/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:226.70&airProductToken=AQowCi4IwaYBEgQyNDU3GJIBIIFaKI_IhwMw-8iHAzhYQABYAWoCU1ZyCFNINEVBU0JOCjAKLgjBpgESBDIwODQYgVogkgEoy5OIAzDMlIgDOFhAAFgBagJTVnIIU0g0RUFTQk4SCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Sun, 15 Mar - Sun, 22 Mar SEA Seattle BIL Billings £249 Return found 6 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SEA,to:BIL,departure:15/03/2026TANYT&leg2=from:BIL,to:SEA,departure:22/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:248.20&airProductToken=AQowCi4IwaYBEgQyNDU3GJIBIIFaKM_ehwMwu9-HAzhYQABYAWoCU1ZyCFZINEVBU0JOCjAKLgjBpgESBDIwODQYgVogkgEoi6qIAzCMq4gDOFhAAFgBagJTVnIIU0g0RUFTQk4SCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Fri, 7 Aug - Sun, 9 Aug SEA Seattle BIL Billings £255 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SEA,to:BIL,departure:07/08/2026TANYT&leg2=from:BIL,to:SEA,departure:09/08/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:254.60&airProductToken=AQowCi4IwaYBEgQyMTA3GJIBIIFaKKC6lAMwlLuUAzhYQABYAWoCU1ZyCExINEVBU0JOCjAKLgjBpgESBDI1NTUYgVogkgEosM2UAzCxzpQDOFhAAFgBagJTVnIITkgyRUFTQk4SCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, 18 Mar - Wed, 25 Mar SEA Seattle BIL Billings £264 Return found 6 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SEA,to:BIL,departure:18/03/2026TANYT&leg2=from:BIL,to:SEA,departure:25/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:263.20&airProductToken=AQowCi4IwaYBEgQyMDg0GJIBIIFaKNf7hwMwy_yHAzhOQABYAWoCTUFyCE5IMkVBU01OCjAKLgjBpgESBDIwODQYgVogkgEo68uIAzDszIgDOFNAAFgBagJNQXIIU0g0RUFTTU4SCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, 18 Mar - Wed, 25 Mar SEA Seattle BIL Billings £264 Return found 6 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SEA,to:BIL,departure:18/03/2026TANYT&leg2=from:BIL,to:SEA,departure:25/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:263.90&airProductToken=AQowCi4IwaYBEgQyMDg0GJIBIIFaKNf7hwMwy_yHAzhYQABYAWoCU1ZyCE5IMk9BU0JOCmIKLwjBpgESBDIxODEYgVog77gBKM_MiAMwx82IAzhYQABYAWoCU1ZyCE5INE9BU0JOCi8IwaYBEgQyMTEzGO-4ASCSASiFz4gDMLvPiAM4WEABWAFqAlNWcghOSDRPQVNCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMAE) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Fri, 7 Aug - Sun, 9 Aug SEA Seattle BIL Billings £270 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SEA,to:BIL,departure:07/08/2026TANYT&leg2=from:BIL,to:SEA,departure:09/08/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:269.70&airProductToken=AQowCi4IwaYBEgQyNDU3GJIBIIFaKL--lAMwsL-UAzhYQABYAWoCU1ZyCFZINEVBU0JOCjAKLgjBpgESBDIyMDgYgVogkgEozdOUAzDS1JQDOFhAAFgBagJTVnIIVkg0RUFTQk4SCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Fri, 13 Mar - Fri, 20 Mar SEA Seattle BIL Billings £285 Return found 6 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SEA,to:BIL,departure:13/03/2026TANYT&leg2=from:BIL,to:SEA,departure:20/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:284.70&airProductToken=AQowCi4IwaYBEgQyNDU3GJIBIIFaKI_IhwMw-8iHAzhTQABYAWoCTUFyCFNINEVBU01OCjAKLgjBpgESBDIwODQYgVogkgEoy5OIAzDMlIgDOFNAAFgBagJNQXIIU0g0RUFTTU4SCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Fri, 7 Aug - Sun, 9 Aug SEA Seattle BIL Billings £299 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SEA,to:BIL,departure:07/08/2026TANYT&leg2=from:BIL,to:SEA,departure:09/08/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:298.70&airProductToken=AQowCi4IwaYBEgQyMjA4GJIBIIFaKPW7lAMw5byUAzhYQABYAWoCU1ZyCExINEVBU0JOCjAKLgjBpgESBDIyMDgYgVogkgEozdOUAzDS1JQDOFhAAFgBagJTVnIIVkg0RUFTQk4SCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, 18 Mar - Wed, 25 Mar SEA Seattle BIL Billings £307 Return found 6 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SEA,to:BIL,departure:18/03/2026TANYT&leg2=from:BIL,to:SEA,departure:25/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:306.90&airProductToken=AQowCi4IwaYBEgQyMDg0GJIBIIFaKNf7hwMwy_yHAzhOQABYAWoCTUFyCE5IMkVBU01OCmIKLwjBpgESBDIxODEYgVog77gBKM_MiAMwx82IAzhOQABYAWoCTUFyCE5INE9BU01OCi8IwaYBEgQyMTEzGO-4ASCSASiFz4gDMLvPiAM4TkABWAFqAk1BcghOSDRPQVNNThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMAE) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Fri, 7 Aug - Sun, 9 Aug SEA Seattle BIL Billings £312 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SEA,to:BIL,departure:07/08/2026TANYT&leg2=from:BIL,to:SEA,departure:09/08/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:311.20&airProductToken=AQpiCi8IwaYBEgQzMjA0GJIBIO-4ASiJt5QDMMG3lAM4WEAAWAFqAlNWcghTSDJFQVZCTgovCMGmARIEMjE2MRjvuAEggVoourmUAzCrupQDOFhAAVgBagJTVnIIVkg0RUFTQk4KMAouCMGmARIEMjU1NRiBWiCSASiwzZQDMLHOlAM4WEAAWAFqAlNWcghOSDJFQVNCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMAE) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Fri, 7 Aug - Sun, 9 Aug SEA Seattle BIL Billings £328 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SEA,to:BIL,departure:07/08/2026TANYT&leg2=from:BIL,to:SEA,departure:09/08/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:327.70&airProductToken=AQowCi4IwaYBEgQyMjA4GJIBIIFaKPW7lAMw5byUAzhYQABYAWoCU1ZyCExINEVBU0JOCjAKLgjBpgESBDIwODQYgVogkgEok9GUAzCV0pQDOFhAAFgBagJTVnIITEg0RUFTQk4SCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, 18 Mar - Wed, 25 Mar SEA Seattle BIL Billings £330 Return found 6 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SEA,to:BIL,departure:18/03/2026TANYT&leg2=from:BIL,to:SEA,departure:25/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:329.40&airProductToken=AQowCi4IwaYBEgQyNDU3GJIBIIFaKK-AiAMwm4GIAzhTQABYAWoCTUFyCFNINEVBU01OCmIKLwjBpgESBDIxODEYgVog77gBKM_MiAMwx82IAzhOQABYAWoCTUFyCE5INE9BU01OCi8IwaYBEgQyMTEzGO-4ASCSASiFz4gDMLvPiAM4TkABWAFqAk1BcghOSDRPQVNNThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMAE) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Fri, 13 Mar - Fri, 20 Mar SEA Seattle BIL Billings £340 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SEA,to:BIL,departure:13/03/2026TANYT&leg2=from:BIL,to:SEA,departure:20/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:339.50&airProductToken=AQowCi4IwaYBEgQyNDU3GJIBIIFaKI_IhwMw-8iHAzhOQABYAWoCRk1yCE5IMkVBU01SCjAKLgjBpgESBDIwODQYgVogkgEoy5OIAzDMlIgDOFNAAFgBagJGTXIIU0g0RUFTTVISCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, 18 Mar - Wed, 25 Mar SEA Seattle BIL Billings £341 Return found 6 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SEA,to:BIL,departure:18/03/2026TANYT&leg2=from:BIL,to:SEA,departure:25/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:340.60&airProductToken=AQowCi4IwaYBEgQyMDg0GJIBIIFaKNf7hwMwy_yHAzhOQABYAWoCRk1yCE5IMkVBU01SCjAKLgjBpgESBDIwODQYgVogkgEo68uIAzDszIgDOFNAAFgBagJGTXIIU0g0RUFTTVISCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Fri, 7 Aug - Sun, 9 Aug SEA Seattle BIL Billings £356 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SEA,to:BIL,departure:07/08/2026TANYT&leg2=from:BIL,to:SEA,departure:09/08/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:355.20&airProductToken=AQpiCi8IwaYBEgQzMjA0GJIBIO-4ASiJt5QDMMG3lAM4WEAAWAFqAlNWcghOSDJFQVNCTgovCMGmARIEMjE2MRjvuAEggVoourmUAzCrupQDOFhAAVgBagJTVnIIVkg0RUFTQk4KMAouCMGmARIEMjIwOBiBWiCSASjN05QDMNLUlAM4WEAAWAFqAlNWcghWSDRFQVNCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMAE) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Sun, 15 Mar - Sun, 22 Mar SEA Seattle BIL Billings £363 Return found 6 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SEA,to:BIL,departure:15/03/2026TANYT&leg2=from:BIL,to:SEA,departure:22/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:362.10&airProductToken=AQowCi4IwaYBEgQyMDg0GJIBIIFaKPfZhwMw69qHAzhWQABYAWoCRk1yCFZINEVBU01SCjAKLgjBpgESBDI1NTUYgVogkgEosKaIAzC0p4gDOE5AAFgBagJGTXIITkgyRUFTTVISCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Fri, 13 Mar - Fri, 20 Mar SEA Seattle BIL Billings £367 Return found 6 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SEA,to:BIL,departure:13/03/2026TANYT&leg2=from:BIL,to:SEA,departure:20/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:366.40&airProductToken=AQowCi4IwaYBEgQyNDU3GJIBIIFaKI_IhwMw-8iHAzhTQABYAWoCRk1yCFNINEVBU01SCjAKLgjBpgESBDIwODQYgVogkgEoy5OIAzDMlIgDOFNAAFgBagJGTXIIU0g0RUFTTVISCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, 18 Mar - Wed, 25 Mar SEA Seattle BIL Billings £385 Return found 6 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SEA,to:BIL,departure:18/03/2026TANYT&leg2=from:BIL,to:SEA,departure:25/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:384.30&airProductToken=AQowCi4IwaYBEgQyMDg0GJIBIIFaKNf7hwMwy_yHAzhOQABYAWoCRk1yCE5IMkVBU01SCmIKLwjBpgESBDIxODEYgVog77gBKM_MiAMwx82IAzhOQABYAWoCRk1yCE5INE9BU01SCi8IwaYBEgQyMTEzGO-4ASCSASiFz4gDMLvPiAM4TkABWAFqAkZNcghOSDRPQVNNUhIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMAE) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Fri, 7 Aug - Sun, 9 Aug SEA Seattle BIL Billings £386 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SEA,to:BIL,departure:07/08/2026TANYT&leg2=from:BIL,to:SEA,departure:09/08/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:385.30&airProductToken=AQpiCi8IwaYBEgQzMjA0GJIBIO-4ASiJt5QDMMG3lAM4WEAAWAFqAlNWcghOSDJFQVNCTgovCMGmARIEMjE2MRjvuAEggVoourmUAzCrupQDOFhAAVgBagJTVnIIVkg0RUFTQk4KMAouCMGmARIEMjA4NBiBWiCSASiT0ZQDMJXSlAM4WEAAWAFqAlNWcghMSDRFQVNCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMAE) ## Find the cheapest month to fly from Seattle (SEA) to Billings (BIL) ### August is typically the cheapest month to fly From £116 - £220 per traveller. ## Frequently asked questions ### How much is a flight from Sea-Tac Airport to BIL? > The lowest price advertised for a round-trip journey from Seattle - Tacoma Intl. Airport (SEA) to Logan Intl. Airport (BIL) is £205. But you better act fast. This figure is taken from fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Seattle - Tacoma Intl. Airport (SEA) to BIL? > We get that things crop up unexpectedly, so we've made it as easy as possible for you to cancel your flight online. Just head to the [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033) and follow the instructions. ### How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to BIL that have flexible change policies? > Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Sea-Tac Airport to BIL flights, you'll see a "no change fees" filter for you to select. ### How far is the flight from SEA to BIL? > That new movie you've been desperate to see will have to wait — the flight distance between SEA and BIL is only 1,050 kilometres. The captain will be asking you to put your seat upright for touchdown before you know it. ### Which airlines fly direct from Sea-Tac Airport to Logan Intl. Airport (BIL)? > Check out the airfares with Alaska Airlines (AS) if you want to travel directly from Seattle - Tacoma Intl. Airport (SEA) to Logan Intl. Airport (BIL). This top airline operates 60 monthly flights, so you're sure to find one that suits your schedule. ### Are Seattle - Tacoma Intl. Airport (SEA) to Logan Intl. Airport (BIL) flight tickets cheaper when they're purchased at the last minute? > Booking your trip from Seattle - Tacoma Intl. Airport (SEA) to BIL last minute could be your ticket to an awesome deal. However, it could end up costing you a whole lot more! If you'd prefer to err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back often as deals are updated on Expedia all the time. ## Travel information | Origin airport | Seattle - Tacoma Intl. | | --- | --- | | Destination airport | Logan Intl. | | Return price | £204 | | Distance | 1059 km | | Average flight time | 2 hours 56 mins | ## Book with confidence ### Compare flights from Seattle to Billings easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from Seattle to Billings. Operating between them 11 flights per day, 20 airlines cover the route. And Qatar Airways, Alaska Airlines, Hawaiian Airlines, Korean Air, British Airways fly direct, getting you to Logan Intl. in just 3hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Seattle - Tacoma Intl. to Logan Intl..   To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.  Grab a great deal on your flight from Seattle - Tacoma Intl. (SEA) to Logan Intl. (BIL) The easiest way to view the best deals on flights from Seattle to Billings today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Seattle - Tacoma Intl. to Logan Intl. start at just £205 and range up to £386.   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near Seattle and Billings - booking your flight during March, the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your Seattle to Billings flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Seattle - Tacoma Intl. to Logan Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.   Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.   ## Explore a world of travel with Expedia - Accommodation - Flights - Packages - Cars - Holiday Homes - Other - [5 Star Hotels in Yellowstone Country](https://www.expedia.co.uk/5Star-Yellowstone-Country-Hotels.s50-0-d553248635975748509.Travel-Guide-Filter-Hotels) - [Absarokee Hotels](https://www.expedia.co.uk/Absarokee-Hotels.d3000421366.Travel-Guide-Hotels) - [Acton Hotels](https://www.expedia.co.uk/Acton-Hotels.d770577855379517440.Travel-Guide-Hotels) - [Belfry Hotels](https://www.expedia.co.uk/Belfry-Hotels.d6005431.Travel-Guide-Hotels) - [Gay-Friendly Hotels in Billings Heights](https://www.expedia.co.uk/Billings-Heights-Billings-Hotels-Gay-Friendly-Hotel.0-n553248635975874526-0-tGayFriendlyHotel.Travel-Guide-Filter-Hotels) - [Billings Heights Hotels](https://www.expedia.co.uk/Billings-Heights-Billings-Hotels.0-n553248635975874526-0.Travel-Guide-Filter-Hotels) - [Adults Only Resorts & in Billings](https://www.expedia.co.uk/Billings-Hotels-Adults-Only-Resorts.0-0-d583-tAdultsOnlyResorts.Travel-Guide-Filter-Hotels) - [Gay-Friendly Hotels in Billings](https://www.expedia.co.uk/Billings-Hotels-Gay-Friendly-Hotel.0-0-d583-tGayFriendlyHotel.Travel-Guide-Filter-Hotels) - [Historic Hotels in Billings](https://www.expedia.co.uk/Billings-Hotels-Historic-Hotel.0-0-d583-tHistoricHotel.Travel-Guide-Filter-Hotels) - [Hotels with Hot Tubs in Billings](https://www.expedia.co.uk/Billings-Hotels-Hotels-With-Hot-Tubs.0-0-d583-tHotelsWithHotTubs.Travel-Guide-Filter-Hotels) - [Hotels with Indoor Pools in Billings](https://www.expedia.co.uk/Billings-Hotels-Hotels-With-Indoor-Pools.0-0-d583-tHotelswithIndoorPools.Travel-Guide-Filter-Hotels) - [Hotels with Waterslides in Billings](https://www.expedia.co.uk/Billings-Hotels-Hotels-With-Waterslides.0-0-d583-tHotelswithWaterslides.Travel-Guide-Filter-Hotels) - [Luxury Hotels in Billings](https://www.expedia.co.uk/Billings-Hotels-Luxury-Hotel.0-0-d583-tLuxuryHotel.Travel-Guide-Filter-Hotels) - [Mountain Hotels in Billings](https://www.expedia.co.uk/Billings-Hotels-Mountain-Hotel.0-0-d583-tmountainhotel.Travel-Guide-Filter-Hotels) - [Billings Hotels](https://www.expedia.co.uk/Billings-Hotels.d583.Travel-Guide-Hotels) - [Hotels near Boot Hill Cemetery](https://www.expedia.co.uk/Boot-Hill-Cemetery-Hotels.0-l553248621532651703-0.Travel-Guide-Filter-Hotels) - [Bridger Hotels](https://www.expedia.co.uk/Bridger-Hotels.d3000445733.Travel-Guide-Hotels) - [Gay-Friendly Hotels in Central - Terry](https://www.expedia.co.uk/Central-Terry-Billings-Hotels-Gay-Friendly-Hotel.0-n553248635976479594-0-tGayFriendlyHotel.Travel-Guide-Filter-Hotels) - [Central - Terry Hotels](https://www.expedia.co.uk/Central-Terry-Billings-Hotels.0-n553248635976479594-0.Travel-Guide-Filter-Hotels) - [Pet-Friendly Hotels in Columbus](https://www.expedia.co.uk/Columbus-Hotels-Pet-Friendly-Hotel.0-0-d183508-tPetFriendlyHotel.Travel-Guide-Filter-Hotels) - [Columbus Hotels](https://www.expedia.co.uk/Columbus-Hotels.d183508.Travel-Guide-Hotels) - [Custer Hotels](https://www.expedia.co.uk/Custer-Hotels.d3000445766.Travel-Guide-Hotels) - [Fishtail Hotels](https://www.expedia.co.uk/Fishtail-Hotels.d6005440.Travel-Guide-Hotels) - [Fort Smith Hotels](https://www.expedia.co.uk/Fort-Smith-Hotels.d3000462358.Travel-Guide-Hotels) - [Hardin Hotels](https://www.expedia.co.uk/Hardin-Hotels.d112616.Travel-Guide-Hotels) - [Huntley Hotels](https://www.expedia.co.uk/Huntley-Hotels.d3000445817.Travel-Guide-Hotels) - [Joliet Hotels](https://www.expedia.co.uk/Joliet-Hotels.d3000445822.Travel-Guide-Hotels) - [Laurel Hotels](https://www.expedia.co.uk/Laurel-Hotels.d8550.Travel-Guide-Hotels) - [Lavina Hotels](https://www.expedia.co.uk/Lavina-Hotels.d553248634983172679.Travel-Guide-Hotels) - [Lockwood Hotels](https://www.expedia.co.uk/Lockwood-Hotels.d553248634983162520.Travel-Guide-Hotels) - [Molt Hotels](https://www.expedia.co.uk/Molt-Hotels.d3000445851.Travel-Guide-Hotels) - [Park City Hotels](https://www.expedia.co.uk/Park-City-Hotels.d553248634983127934.Travel-Guide-Hotels) - [Hotels near Pine Ridge Golf Club](https://www.expedia.co.uk/Pine-Ridge-Golf-Club-Hotels.0-l553248621579082933-0.Travel-Guide-Filter-Hotels) - [Pryor Hotels](https://www.expedia.co.uk/Pryor-Hotels.d3000445870.Travel-Guide-Hotels) - [Reed Point Hotels](https://www.expedia.co.uk/Reed-Point-Hotels.d6023548.Travel-Guide-Hotels) - [Roberts Hotels](https://www.expedia.co.uk/Roberts-Hotels.d553248635975474814.Travel-Guide-Hotels) - [Roundup Hotels](https://www.expedia.co.uk/Roundup-Hotels.d183525.Travel-Guide-Hotels) - [Ryegate Hotels](https://www.expedia.co.uk/Ryegate-Hotels.d553248634983191972.Travel-Guide-Hotels) - [Shepherd Hotels](https://www.expedia.co.uk/Shepherd-Hotels.d3000445886.Travel-Guide-Hotels) - [South Side Hotels](https://www.expedia.co.uk/South-Side-Billings-Hotels.0-n553248635976470230-0.Travel-Guide-Filter-Hotels) - [West End Hotels](https://www.expedia.co.uk/West-End-Billings-Hotels.0-n553248635976475435-0.Travel-Guide-Filter-Hotels) - [Worden Hotels](https://www.expedia.co.uk/Worden-Hotels.d553248622850157378.Travel-Guide-Hotels) - [Yegen Hotels](https://www.expedia.co.uk/Yegen-Hotels.d3000007796.Travel-Guide-Hotels) - [Farmstay in Yellowstone Country](https://www.expedia.co.uk/Yellowstone-Country-Agritourism.d553248635975748509-aaAgritourism.Travel-Guide-Accommodation) - [B&B in Yellowstone Country](https://www.expedia.co.uk/Yellowstone-Country-Bed-And-Breakfasts.d553248635975748509-aaBedAndBreakfasts.Travel-Guide-Accommodation) - [Caravan Parks in Yellowstone Country](https://www.expedia.co.uk/Yellowstone-Country-Caravan-Parks.d553248635975748509-aaCaravanParks.Travel-Guide-Accommodation) - [Guest Houses in Yellowstone Country](https://www.expedia.co.uk/Yellowstone-Country-Guest-Houses.d553248635975748509-aaGuestHouses.Travel-Guide-Accommodation) - [Resorts in Yellowstone Country](https://www.expedia.co.uk/Yellowstone-Country-Hotel-Resorts.d553248635975748509-aaHotelResorts.Travel-Guide-Accommodation) - [Luxury Hotels in Yellowstone Country](https://www.expedia.co.uk/Yellowstone-Country-Hotels-Luxury-Hotel.0-0-d553248635975748509-tLuxuryHotel.Travel-Guide-Filter-Hotels) - [Pet-Friendly Hotels in Yellowstone Country](https://www.expedia.co.uk/Yellowstone-Country-Hotels-Pet-Friendly-Hotel.0-0-d553248635975748509-tPetFriendlyHotel.Travel-Guide-Filter-Hotels) - [Yellowstone Country Hotels](https://www.expedia.co.uk/Yellowstone-Country-Hotels.d553248635975748509.Travel-Guide-Hotels) - [Lodges in Yellowstone Country](https://www.expedia.co.uk/Yellowstone-Country-Lodges.d553248635975748509-aaLodges.Travel-Guide-Accommodation) - [Ranches in Yellowstone Country](https://www.expedia.co.uk/Yellowstone-Country-Ranches.d553248635975748509-aaRanches.Travel-Guide-Accommodation) - [Safari Tentalow in Yellowstone Country](https://www.expedia.co.uk/Yellowstone-Country-Safari-Tentalow.d553248635975748509-aaSafariTentalow.Travel-Guide-Accommodation) - [Hotels near Yellowtail Dam Marina](https://www.expedia.co.uk/Yellowtail-Dam-Marina-Hotels.0-l553248622106902165-0.Travel-Guide-Filter-Hotels) - [Flights to Billings](https://www.expedia.co.uk/Cheap-Flights-To-Billings.d583.Travel-Guide-Flights) - [Flights to Fishtail](https://www.expedia.co.uk/Cheap-Flights-To-Fishtail.d6005440.Travel-Guide-Flights) - [Flights to Fort Smith](https://www.expedia.co.uk/Cheap-Flights-To-Fort-Smith.d3000462358.Travel-Guide-Flights) - [Flights to Yellowstone Country](https://www.expedia.co.uk/Cheap-Flights-To-Yellowstone-Country.d553248635975748509.Travel-Guide-Flights) - [Flights from Roundup](https://www.expedia.co.uk/lp/flights/183525/flights-from-roundup) - [Flights from Fromberg](https://www.expedia.co.uk/lp/flights/3000349662/flights-from-fromberg) - [Flights from Huntley](https://www.expedia.co.uk/lp/flights/3000445817/flights-from-huntley) - [Flights from Joliet](https://www.expedia.co.uk/lp/flights/3000445822/flights-from-joliet) - [Flights from Worden](https://www.expedia.co.uk/lp/flights/553248622850157378/flights-from-worden) - [Flights from St. Xavier](https://www.expedia.co.uk/lp/flights/553248634983084632/flights-from-st-xavier) - [Flights from Musselshell](https://www.expedia.co.uk/lp/flights/553248634983145191/flights-from-musselshell) - [Flights from Lavina](https://www.expedia.co.uk/lp/flights/553248634983172679/flights-from-lavina) - [Flights from Billings](https://www.expedia.co.uk/lp/flights/583/flights-from-billings) - [Flights from Fishtail](https://www.expedia.co.uk/lp/flights/6005440/flights-from-fishtail) - [Flights from Reed Point](https://www.expedia.co.uk/lp/flights/6023548/flights-from-reed-point) - [Flights from Acton](https://www.expedia.co.uk/lp/flights/770577855379517440/flights-from-acton) - [Flights from Boyd](https://www.expedia.co.uk/lp/flights/770577922027114496/flights-from-boyd) - [Flights from Edgar](https://www.expedia.co.uk/lp/flights/770752132420579328/flights-from-edgar) - [Flights from Laurel](https://www.expedia.co.uk/lp/flights/8550/flights-from-laurel) - [Flights from Arrecife (ACE) to Lewistown (LWT)](https://www.expedia.co.uk/lp/flights/ace/lwt/arrecife-to-lewistown) - [Flights from Columbus (CMH) to Lewistown (LWT)](https://www.expedia.co.uk/lp/flights/cmh/lwt/columbus-to-lewistown) - [Flights from Minot (MOT) to Lewistown (LWT)](https://www.expedia.co.uk/lp/flights/mot/lwt/minot-to-lewistown) - [Flights from Missoula (MSO) to Lewistown (LWT)](https://www.expedia.co.uk/lp/flights/mso/lwt/missoula-to-lewistown) - [Belfry Holidays](https://www.expedia.co.uk/Belfry.d6005431.Holidays-City-Breaks) - [Visit Billings Heights](https://www.expedia.co.uk/Billings-Billings-Heights.dx553248635975874526) - [Billings Holidays](https://www.expedia.co.uk/Billings.d583.Holidays-City-Breaks) - [Visit Billings](https://www.expedia.co.uk/Billings.dx583) - [Columbus Holidays](https://www.expedia.co.uk/Columbus.d183508.Holidays-City-Breaks) - [Visit Crow Agency](https://www.expedia.co.uk/Crow-Agency.dx3000462794) - [Fishtail Holidays](https://www.expedia.co.uk/Fishtail.d6005440.Holidays-City-Breaks) - [Visit Fromberg](https://www.expedia.co.uk/Fromberg.dx3000349662) - [Visit Hardin](https://www.expedia.co.uk/Hardin.dx112616) - [Visit Molt](https://www.expedia.co.uk/Molt.dx3000445851) - [Reef Indoor Water Park](https://www.expedia.co.uk/Reef-Indoor-Water-Park-Billings.d553248621532651682.Attraction) - [Roberts Holidays](https://www.expedia.co.uk/Roberts.d553248635975474814.Holidays-City-Breaks) - [Visit Worden](https://www.expedia.co.uk/Worden.dx553248622850157378) - [Yellowtail Dam Marina](https://www.expedia.co.uk/Yellowtail-Dam-Marina-Montana.d553248622106902165.Attraction) - [Airport Van Rental Rental Cars in Yellowstone Country](https://www.expedia.co.uk/Airport-Van-Rental-Car-Rentals-In-Yellowstone-Country.d553248635975748509-c1092.Car-Rental-Guide-Suppliers) - [Car hire Billings](https://www.expedia.co.uk/Compare-Cheap-Car-Hire-In-Billings.d583.Car-Hire-Guide) - [Kk Leisure Rental Cars in Yellowstone Country](https://www.expedia.co.uk/KK-Leisure-Car-Rentals-In-Yellowstone-Country.d553248635975748509-c1133.Car-Rental-Guide-Suppliers) - [Redspot Rental Cars in Yellowstone Country](https://www.expedia.co.uk/Redspot-Car-Rentals-In-Yellowstone-Country.d553248635975748509-c1078.Car-Rental-Guide-Suppliers) - [U-Save Rental Cars in Molt](https://www.expedia.co.uk/U-Save-Car-Rentals-In-Molt.d3000445851-c34.Car-Rental-Guide-Suppliers) - [Belfry Holiday Rentals](https://www.expedia.co.uk/Belfry-Holiday-Rentals.d6005431.Travel-Guide-HolidayRentals) - [Billings Holiday Rentals](https://www.expedia.co.uk/Billings-Holiday-Rentals.d583.Travel-Guide-HolidayRentals) - [Things to do in Billings](https://www.expedia.co.uk/Things-To-Do-In-Billings.d583.Travel-Guide-Activities) \*Available to Expedia members.