Title: Cheap Flights from San Francisco to Santa Rosa (SFO to STS) - Expedia.co.uk ![](https://images.trvl-media.com/place/3288/93d7ff98-0178-43a1-b262-1a96bbba25d1.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/3288/93d7ff98-0178-43a1-b262-1a96bbba25d1.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from San Francisco (SFO) to Santa Rosa (STS) - [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 San Francisco International Airport (SFO) to Santa Rosa, CA (STS-Sonoma County) - ![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:SFO,to:STS,departure:31/12/2025TANYT&leg2=from:STS,to:SFO,departure:07/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![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:SFO,to:STS,departure:31/12/2025TANYT&leg2=from:STS,to:SFO,departure:07/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![Southwest Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:SFO,to:STS,departure:31/12/2025TANYT&leg2=from:STS,to:SFO,departure:07/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![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:SFO,to:STS,departure:31/12/2025TANYT&leg2=from:STS,to:SFO,departure:07/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"HA"}}]) - ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 25% on select hotels after you book a flight\* - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ## Cheap Flights from San Francisco (SFO) to Santa Rosa (STS) Prices were available within the past 7 days and start at for one-way flights and £181 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, 7 Jan - Mon, 12 Jan SFO San Francisco STS Santa Rosa £181 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SFO,to:STS,departure:07/01/2026TANYT&leg2=from:STS,to:SFO,departure:12/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:180.60&airProductToken=AQpjCi8IwaYBEgQzMzMzGLJxIIGNASjU6IEDMKXpgQM4WEAAWAFqAlNWcghPSDJPWFZCTgowCMGmARIEMjE3MBiBjQEg8pQBKMLqgQMwoeuBAzhYQAFYAWoCU1ZyCE9IMk9BVUJOCmMKMAjBpgESBDIyMDcY8pQBIIGNASjpo4IDMLmkggM4WEAAWAFqAlNWcghHSDJPWlVCTgovCMGmARIEMjMyORiBjQEgsnEokKWCAzDopYIDOFhAAVgBagJTVnIIT0gyT0FWQk4SCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Thu, 8 Jan - Mon, 12 Jan SFO San Francisco STS Santa Rosa £182 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SFO,to:STS,departure:08/01/2026TANYT&leg2=from:STS,to:SFO,departure:12/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:181.70&airProductToken=AQpfCi0IwaYBEgM3NTgYsnEgkgEo6veBAzDy-IEDOFhAAFgBagJTVnIIR0gyT0FWQk4KLgjBpgESAzc5MhiSASDylAEox_mBAzC_-oEDOFhAAVgBagJTVnIIR0gyVEFVQk4KYwowCMGmARIEMzI3NRjylAEggY0BKMSfggMwqaCCAzhYQABYAWoCU1ZyCEdIMk9aVUJOCi8IwaYBEgQzMzMzGIGNASCycSjtoYIDMNCiggM4WEABWAFqAlNWcghPSDJPQVZCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMAE) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Thu, 8 Jan - Mon, 12 Jan SFO San Francisco STS Santa Rosa £190 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SFO,to:STS,departure:08/01/2026TANYT&leg2=from:STS,to:SFO,departure:12/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:189.20&airProductToken=AQpjCi8IwaYBEgQzMzMzGLJxIIGNASj084EDMMX0gQM4WEAAWAFqAlNWcghPSDJPQVZCTgowCMGmARIEMjIwOBiBjQEg8pQBKOL1gQMwwfaBAzhYQAFYAWoCU1ZyCE9IMk9BVUJOCmMKMAjBpgESBDIyMDcY8pQBIIGNASjpo4IDMLmkggM4WEAAWAFqAlNWcghHSDJPWlVCTgovCMGmARIEMjMyORiBjQEgsnEokKWCAzDopYIDOFhAAVgBagJTVnIIT0gyT0FWQk4SCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, 7 Jan - Mon, 12 Jan SFO San Francisco STS Santa Rosa £193 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SFO,to:STS,departure:07/01/2026TANYT&leg2=from:STS,to:SFO,departure:12/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:192.40&airProductToken=AQpjCi8IwaYBEgQzMzMzGLJxIIGNASjU6IEDMKXpgQM4WEAAWAFqAlNWcghPSDJPWFZCTgowCMGmARIEMjE3MBiBjQEg8pQBKMLqgQMwoeuBAzhYQAFYAWoCU1ZyCE9IMk9BVUJOCmEKLwjBpgESBDMzMTUY8pQBIJJoKOKgggMw0KGCAzhYQABYAWoCU1ZyCE9IMk9aVUJOCi4IwaYBEgQyNDgwGJJoILJxKK2kggMwk6WCAzhYQAFYAWoCU1ZyCFFIMk9BVkJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Thu, 8 Jan - Mon, 12 Jan SFO San Francisco STS Santa Rosa £194 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SFO,to:STS,departure:08/01/2026TANYT&leg2=from:STS,to:SFO,departure:12/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:193.50&airProductToken=AQpfCi0IwaYBEgM3NTgYsnEgkgEo6veBAzDy-IEDOFhAAFgBagJTVnIIR0gyT0FWQk4KLgjBpgESAzc5MhiSASDylAEox_mBAzC_-oEDOFhAAVgBagJTVnIIR0gyVEFVQk4KYQovCMGmARIEMzMxNRjylAEgkmgo4qCCAzDQoYIDOFhAAFgBagJTVnIIT0gyT1pVQk4KLgjBpgESBDI0NjYYkmggsnEom6OCAzCApIIDOFhAAVgBagJTVnIIUUgyT0FWQk4SCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, 7 Jan - Mon, 12 Jan SFO San Francisco STS Santa Rosa £196 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SFO,to:STS,departure:07/01/2026TANYT&leg2=from:STS,to:SFO,departure:12/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:195.60&airProductToken=AQpjCi8IwaYBEgQzMzMzGLJxIIGNASjU6IEDMKXpgQM4WEAAWAFqAlNWcghPSDJPWFZCTgowCMGmARIEMjE3MBiBjQEg8pQBKMLqgQMwoeuBAzhYQAFYAWoCU1ZyCE9IMk9BVUJOCmMKMAjBpgESBDMyNzUY8pQBIIGNASjEn4IDMKmgggM4WEAAWAFqAlNWcghHSDJPWlVCTgovCMGmARIEMzMzMxiBjQEgsnEo7aGCAzDQooIDOFhAAVgBagJTVnIIUUg0T0FWQk4SCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Thu, 8 Jan - Mon, 12 Jan SFO San Francisco STS Santa Rosa £201 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SFO,to:STS,departure:08/01/2026TANYT&leg2=from:STS,to:SFO,departure:12/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:201.00&airProductToken=AQpjCi8IwaYBEgQzMzMzGLJxIIGNASj084EDMMX0gQM4WEAAWAFqAlNWcghPSDJPQVZCTgowCMGmARIEMjIwOBiBjQEg8pQBKOL1gQMwwfaBAzhYQAFYAWoCU1ZyCE9IMk9BVUJOCmEKLwjBpgESBDMzMTUY8pQBIJJoKOKgggMw0KGCAzhYQABYAWoCU1ZyCE9IMk9aVUJOCi4IwaYBEgQyNDY2GJJoILJxKJujggMwgKSCAzhYQAFYAWoCU1ZyCFFIMk9BVkJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Thu, 8 Jan - Mon, 12 Jan SFO San Francisco STS Santa Rosa £205 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SFO,to:STS,departure:08/01/2026TANYT&leg2=from:STS,to:SFO,departure:12/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:204.20&airProductToken=AQphCi4IwaYBEgQzNDc5GLJxIJJoKJz2gQMw_vaBAzhYQABYAWoCU1ZyCFFIMk9BVkJOCi8IwaYBEgQzMzAyGJJoIPKUASia-YEDMI_6gQM4WEABWAFqAlNWcghPSDJPWlVCTgphCi8IwaYBEgQzMzE1GPKUASCSaCjioIIDMNChggM4WEAAWAFqAlNWcghPSDJPWlVCTgouCMGmARIEMjQ2NhiSaCCycSibo4IDMICkggM4WEABWAFqAlNWcghRSDJPQVZCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMAE) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Thu, 8 Jan - Mon, 12 Jan SFO San Francisco STS Santa Rosa £210 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SFO,to:STS,departure:08/01/2026TANYT&leg2=from:STS,to:SFO,departure:12/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:209.60&airProductToken=AQpjCi8IwaYBEgQzMzUzGLJxIIu4ASiU-IEDMPL4gQM4WEAAWAFqAlNWcghRSDJPWlZCTgowCMGmARIEMzM0OBiLuAEg8pQBKJz5gQMwgvqBAzhYQAFYAWoCU1ZyCE9IMk9aVUJOCmMKMAjBpgESBDIyMDcY8pQBIIGNASjpo4IDMLmkggM4WEAAWAFqAlNWcghHSDJPWlVCTgovCMGmARIEMjMyORiBjQEgsnEokKWCAzDopYIDOFhAAVgBagJTVnIIT0gyT0FWQk4SCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, 7 Jan - Mon, 12 Jan SFO San Francisco STS Santa Rosa £211 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SFO,to:STS,departure:07/01/2026TANYT&leg2=from:STS,to:SFO,departure:12/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:210.70&airProductToken=AQpiCi8IwaYBEgQxNDEwGLJxIO-4ASjd54EDMM3ogQM4WEAAWAFqAlNWcghPSDJPWFVCTgovCMGmARIDNzcwGO-4ASDylAEohemBAzDm6YEDOFhAAVgBagJTVnIIT0gyT1hVQk4KYwowCMGmARIEMjIwNxjylAEggY0BKOmjggMwuaSCAzhYQABYAWoCU1ZyCEdIMk9aVUJOCi8IwaYBEgQyMzI5GIGNASCycSiQpYIDMOilggM4WEABWAFqAlNWcghPSDJPQVZCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMAE) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Thu, 8 Jan - Mon, 12 Jan SFO San Francisco STS Santa Rosa £212 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SFO,to:STS,departure:08/01/2026TANYT&leg2=from:STS,to:SFO,departure:12/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:211.80&airProductToken=AQpjCi8IwaYBEgQzNDk2GLJxIIu4ASig9oEDMPv2gQM4WEAAWAFqAlNWcghPSDJPQVZCTgowCMGmARIEMzM0OBiLuAEg8pQBKJz5gQMwgvqBAzhYQAFYAWoCU1ZyCE9IMk9aVUJOCmEKLwjBpgESBDMzMTUY8pQBIJJoKOKgggMw0KGCAzhYQABYAWoCU1ZyCE9IMk9aVUJOCi4IwaYBEgQzMzUyGJJoILJxKP-hggMw6qKCAzhYQAFYAWoCU1ZyCFFIMk9BVkJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Thu, 8 Jan - Mon, 12 Jan SFO San Francisco STS Santa Rosa £213 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SFO,to:STS,departure:08/01/2026TANYT&leg2=from:STS,to:SFO,departure:12/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:212.80&airProductToken=AQpgCi4IwaYBEgQxMzQyGLJxIJIBKIb2gQMwj_eBAzhYQABYAWoCU1ZyCEdIMk9BVkJOCi4IwaYBEgM3OTIYkgEg8pQBKMf5gQMwv_qBAzhYQAFYAWoCU1ZyCEdIMlRBVUJOCmEKLwjBpgESBDMyMTMY8pQBIM98KOiiggMwxaOCAzhYQABYAWoCU1ZyCE9IMk9aVUJOCi4IwaYBEgQyMjYyGM98ILJxKK6lggMwjqaCAzhYQAFYAWoCU1ZyCFFIMk9aVkJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, 7 Jan - Mon, 12 Jan SFO San Francisco STS Santa Rosa £219 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SFO,to:STS,departure:07/01/2026TANYT&leg2=from:STS,to:SFO,departure:12/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:218.20&airProductToken=AQpjCi8IwaYBEgQyMDIzGLJxIO-4ASiW7oEDMITvgQM4WEAAWAFqAlNWcghPSDJPWFVCTgowCMGmARIEMzQ4MxjvuAEg8pQBKNPygQMwuvOBAzhYQAFYAWoCU1ZyCE9IMk9BVUJOCmMKMAjBpgESBDIyMDcY8pQBIIGNASjpo4IDMLmkggM4WEAAWAFqAlNWcghHSDJPWlVCTgovCMGmARIEMjMyORiBjQEgsnEokKWCAzDopYIDOFhAAVgBagJTVnIIT0gyT0FWQk4SCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Thu, 8 Jan - Mon, 12 Jan SFO San Francisco STS Santa Rosa £220 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SFO,to:STS,departure:08/01/2026TANYT&leg2=from:STS,to:SFO,departure:12/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:219.30&airProductToken=AQpfCi0IwaYBEgM3NTgYsnEgkgEo6veBAzDy-IEDOFhAAFgBagJTVnIIR0gyT0FWQk4KLgjBpgESAzc5MhiSASDylAEox_mBAzC_-oEDOFhAAVgBagJTVnIIR0gyVEFVQk4KYwowCMGmARIEMzM2NhjylAEgi7gBKMSfggMwuKCCAzhYQABYAWoCU1ZyCE9IMk9aVUJOCi8IwaYBEgQzNDYyGIu4ASCycSjioIIDMMGhggM4WEABWAFqAlNWcghOSDJPQ1ZCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMAE) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Thu, 8 Jan - Mon, 12 Jan SFO San Francisco STS Santa Rosa £221 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SFO,to:STS,departure:08/01/2026TANYT&leg2=from:STS,to:SFO,departure:12/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:220.40&airProductToken=AQpjCi8IwaYBEgQzMzUzGLJxIIu4ASiU-IEDMPL4gQM4WEAAWAFqAlNWcghRSDJPWlZCTgowCMGmARIEMzM0OBiLuAEg8pQBKJz5gQMwgvqBAzhYQAFYAWoCU1ZyCE9IMk9aVUJOCmEKLwjBpgESBDMzMTUY8pQBIJJoKOKgggMw0KGCAzhYQABYAWoCU1ZyCE9IMk9aVUJOCi4IwaYBEgQzMzUyGJJoILJxKP-hggMw6qKCAzhYQAFYAWoCU1ZyCFFIMk9BVkJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, 7 Jan - Mon, 12 Jan SFO San Francisco STS Santa Rosa £223 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SFO,to:STS,departure:07/01/2026TANYT&leg2=from:STS,to:SFO,departure:12/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:222.50&airProductToken=AQpiCi8IwaYBEgQxNDEwGLJxIO-4ASjd54EDMM3ogQM4WEAAWAFqAlNWcghPSDJPWFVCTgovCMGmARIDNzcwGO-4ASDylAEohemBAzDm6YEDOFhAAVgBagJTVnIIT0gyT1hVQk4KYQovCMGmARIEMzMxNRjylAEgkmgo4qCCAzDQoYIDOFhAAFgBagJTVnIIT0gyT1pVQk4KLgjBpgESBDI0ODAYkmggsnEoraSCAzCTpYIDOFhAAVgBagJTVnIIUUgyT0FWQk4SCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Thu, 8 Jan - Mon, 12 Jan SFO San Francisco STS Santa Rosa £225 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SFO,to:STS,departure:08/01/2026TANYT&leg2=from:STS,to:SFO,departure:12/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:224.70&airProductToken=AQphCi4IwaYBEgQzNDc5GLJxIJJoKJz2gQMw_vaBAzhYQABYAWoCU1ZyCFFIMk9BVkJOCi8IwaYBEgQzMzAyGJJoIPKUASia-YEDMI_6gQM4WEABWAFqAlNWcghPSDJPWlVCTgphCi8IwaYBEgQzMjEzGPKUASDPfCjoooIDMMWjggM4WEAAWAFqAlNWcghPSDJPWlVCTgouCMGmARIEMjI2MhjPfCCycSiupYIDMI6mggM4WEABWAFqAlNWcghRSDJPWlZCThIKCAEQARgBKgJBUxgBIgQIARABKAIoAygEMAE) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, 7 Jan - Mon, 12 Jan SFO San Francisco STS Santa Rosa £226 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SFO,to:STS,departure:07/01/2026TANYT&leg2=from:STS,to:SFO,departure:12/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:225.70&airProductToken=AQpjCi8IwaYBEgQzMzMzGLJxIIGNASjU6IEDMKXpgQM4WEAAWAFqAlNWcghPSDJPWFZCTgowCMGmARIEMjE3MBiBjQEg8pQBKMLqgQMwoeuBAzhYQAFYAWoCU1ZyCE9IMk9BVUJOCmEKLwjBpgESAzU3OBjylAEg77gBKLqfggMwpqCCAzhYQABYAWoCU1ZyCE9IMk9BVUJOCi4IwaYBEgMxMjgY77gBILJxKJmhggMwh6KCAzhYQAFYAWoCU1ZyCE9IMk9BVUJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Thu, 8 Jan - Mon, 12 Jan SFO San Francisco STS Santa Rosa £227 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SFO,to:STS,departure:08/01/2026TANYT&leg2=from:STS,to:SFO,departure:12/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:226.80&airProductToken=AQpfCi0IwaYBEgM3NTgYsnEgkgEo6veBAzDy-IEDOFhAAFgBagJTVnIIR0gyT0FWQk4KLgjBpgESAzc5MhiSASDylAEox_mBAzC_-oEDOFhAAVgBagJTVnIIR0gyVEFVQk4KYQovCMGmARIEMzIxMxjylAEgz3wo6KKCAzDFo4IDOFhAAFgBagJTVnIIT0gyT1pVQk4KLgjBpgESBDMzNjcYz3wgsnEogqSCAzDspIIDOFhAAVgBagJTVnIITkgyT0FWQk4SCggBEAEYASoCQVMYASIECAEQASgCKAMoBDAB) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Wed, 7 Jan - Mon, 12 Jan SFO San Francisco STS Santa Rosa £230 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:SFO,to:STS,departure:07/01/2026TANYT&leg2=from:STS,to:SFO,departure:12/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:230.00&airProductToken=AQpjCi8IwaYBEgQyMDIzGLJxIO-4ASiW7oEDMITvgQM4WEAAWAFqAlNWcghPSDJPWFVCTgowCMGmARIEMzQ4MxjvuAEg8pQBKNPygQMwuvOBAzhYQAFYAWoCU1ZyCE9IMk9BVUJOCmEKLwjBpgESBDMzMTUY8pQBIJJoKOKgggMw0KGCAzhYQABYAWoCU1ZyCE9IMk9aVUJOCi4IwaYBEgQyNDY2GJJoILJxKJujggMwgKSCAzhYQAFYAWoCU1ZyCFFIMk9BVkJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ## Find the cheapest month to fly from San Francisco (SFO) to Santa Rosa (STS) ### February is typically the cheapest month to fly From £123 - £392 per traveller. ## Frequently asked questions ### How much is a flight from SFO to STS? ### Do I need to pay a cancellation fee if I cancel my flight from San Francisco Intl. Airport (SFO) to STS? ### How do I find cheap flights from San Francisco Airport to Sonoma County Airport that have flexible change policies? ### How many hours is the flight from SFO to STS? ### How far is the flight from SFO to Sonoma County Airport (STS)? ### Which airlines fly direct from San Francisco Intl. Airport (SFO) to Sonoma County Airport (STS)? ### Are SFO to STS flight tickets cheaper when they're purchased at the last minute? ## Travel information | Origin airport | San Francisco Intl. | | ------------------- | ------------------- | | Destination airport | Sonoma County | | Return price | £181 | | Distance | 105 km | ## Book with confidence # Compare flights from San Francisco to Santa Rosa easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from San Francisco to Santa Rosa. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Sonoma County in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from San Francisco Intl. to Sonoma County. 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 San Francisco Intl. (SFO) to Sonoma County (STS) The easiest way to view the best deals on flights from San Francisco to Santa Rosa 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 San Francisco Intl. to Sonoma County start at just £181 and range up to £230\. To find an even better deal, try - being flexible on your dates – midweek flights can be cheaper - looking for other airports near San Francisco and Santa Rosa - booking your flight during January, the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper Why you should book your San Francisco to Santa Rosa flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from San Francisco Intl. to Sonoma County 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 - Flights - [Flights from Málaga (AGP) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/agp/apc/malaga-to-napa) - [Flights from Ashland (AHM) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/ahm/apc/ashland-to-napa) - [Flights from Albany (ALB) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/alb/apc/albany-to-napa) - [Flights from Austin (AUS) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/aus/apc/austin-to-napa) - [Flights from The Valley (AXA) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/axa/apc/the-valley-to-napa) - [Flights from Barcelona (BCN) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/bcn/apc/barcelona-to-napa) - [Flights from Hartford (BDL) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/bdl/apc/hartford-to-napa) - [Flights from Benton Harbor (BEH) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/beh/apc/benton-harbor-to-napa) - 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[Flights from Madison (MSN) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/msn/apc/madison-to-napa) - [Flights from Minneapolis (MSP) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/msp/apc/minneapolis-to-napa) - [Flights from Nassau (NAS) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/nas/apc/nassau-to-napa) - [Flights from Newcastle (NCL) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/ncl/apc/newcastle-to-napa) - [Flights from New York (NYC) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/nyc/apc/new-york-to-napa) - [Flights from Oakland (OAK) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/oak/apc/oakland-to-napa) - [Flights from Naha (OKA) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/oka/apc/naha-to-napa) - [Flights from Oklahoma City (OKC) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/okc/apc/oklahoma-city-to-napa) - [Flights from Miami (OPF) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/opf/apc/miami-to-napa) - [Flights from Porto (OPO) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/opo/apc/porto-to-napa) - [Flights from Orlando (ORL) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/orl/apc/orlando-to-napa) - [Flights from Palo Alto (PAO) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/pao/apc/palo-alto-to-napa) - [Flights from Portland (PDX) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/pdx/apc/portland-to-napa) - [Flights from Penang (PEN) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/pen/apc/penang-to-napa) - [Flights from Perth (PER) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/per/apc/perth-to-napa) - [Flights from Phoenix (PHX) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/phx/apc/phoenix-to-napa) - [Flights from Paso Robles (PRB) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/prb/apc/paso-robles-to-napa) - [Flights from Pisa (PSA) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/psa/apc/pisa-to-napa) - [Flights from Palm Springs (PSP) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/psp/apc/palm-springs-to-napa) - [Flights from Providence (PVD) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/pvd/apc/providence-to-napa) - [Flights from Portland (PWM) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/pwm/apc/portland-to-napa) - [Flights from Redmond (RDM) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/rdm/apc/redmond-to-napa) - [Flights from Richmond (RIC) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/ric/apc/richmond-to-napa) - [Flights from Rio de Janeiro (RIO) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/rio/apc/rio-de-janeiro-to-napa) - [Flights from Rome (RMG) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/rmg/apc/rome-to-napa) - [Flights from Reno (RNO) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/rno/apc/reno-to-napa) - [Flights from Santa Barbara (SBA) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/sba/apc/santa-barbara-to-napa) - [Flights from Seattle (SEA) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/sea/apc/seattle-to-napa) - [Flights from San Francisco (SFO) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/sfo/apc/san-francisco-to-napa) - [Flights from Singapore (SIN) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/sin/apc/singapore-to-napa) - [Flights from San Jose (SJC) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/sjc/apc/san-jose-to-napa) - [Flights from Salt Lake City (SLC) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/slc/apc/salt-lake-city-to-napa) - [Flights from Santa Monica (SMO) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/smo/apc/santa-monica-to-napa) - [Flights from Orange County (SNA) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/sna/apc/orange-county-to-napa) - [Flights from Saipan (SPN) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/spn/apc/saipan-to-napa) - [Flights from Santa Rosa (STS) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/sts/apc/santa-rosa-to-napa) - [Flights from Tucson (TUS) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/tus/apc/tucson-to-napa) - [Flights from Venice (VCE) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/vce/apc/venice-to-napa) - [Flights from Las Vegas (VGT) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/vgt/apc/las-vegas-to-napa) - [Flights from Vienna (VIE) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/vie/apc/vienna-to-napa) - [Flights from Montreal (YUL) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/yul/apc/montreal-to-napa) - [Flights from Vancouver (YVR) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/yvr/apc/vancouver-to-napa) - [Flights from Calgary (YYC) to Napa (APC) ](https://www.expedia.co.uk/lp/flights/yyc/apc/calgary-to-napa) \*Available to Expedia members.