Title: Cheap Flights from Denver to Helena (DEN to HLN) - Expedia.co.uk ![Cathedral of St. Helena featuring landscape views, a city and night scenes](https://images.trvl-media.com/place/6115502/23c3c7c5-fe1b-40e6-b670-7f248391f3ad.jpg?impolicy=fcrop&w=1200&h=500&q=medium) Photo by Bob Webster ![](https://images.trvl-media.com/place/6115502/23c3c7c5-fe1b-40e6-b670-7f248391f3ad.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Denver (DEN) to Helena (HLN) - [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 Denver International Airport (DEN) to Helena, MT (HLN-Helena Regional) - ![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:DEN,to:HLN,departure:31/12/2025TANYT&leg2=from:HLN,to:DEN,departure:07/01/2026TANYT&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:DEN,to:HLN,departure:31/12/2025TANYT&leg2=from:HLN,to:DEN,departure:07/01/2026TANYT&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:DEN,to:HLN,departure:31/12/2025TANYT&leg2=from:HLN,to:DEN,departure:07/01/2026TANYT&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:DEN,to:HLN,departure:31/12/2025TANYT&leg2=from:HLN,to:DEN,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 Denver (DEN) to Helena (HLN) Prices were available within the past 7 days and start at for one-way flights and £237 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 DEN Denver HLN Helena £237 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:DEN,to:HLN,departure:18/03/2026TANYT&leg2=from:HLN,to:DEN,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:236.50&airProductToken=AQpfCi0IwaYBEgM2NDMYg2kgkgEo7PmHAzCg-4cDOFhAAFgBagJTVnIIT0gyT0FWQk4KLgjBpgESBDIwNDAYkgEg52oolf2HAzD3_YcDOFhAAVgBagJTVnIIUUgyT0FVQk4KXwouCMGmARIEMjA0MBjnaiCSASjyzIgDMNfNiAM4WEAAWAFqAlNWcghRSDRPQUpCTgotCMGmARIDNjQyGJIBIINpKI_PiAMwrdCIAzhYQAFYAWoCU1ZyCFFINE9BSkJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Mon, 16 Mar - Mon, 23 Mar DEN Denver HLN Helena £308 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:DEN,to:HLN,departure:16/03/2026TANYT&leg2=from:HLN,to:DEN,departure:23/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:307.40&airProductToken=AQpfCi0IwaYBEgM2NDMYg2kgkgEorOOHAzDq5IcDOFhAAFgBagJTVnIITkgyT0FVQk4KLgjBpgESBDIwNDAYkgEg52oo5eaHAzDH54cDOFhAAVgBagJTVnIIUUgyT0FVQk4KXwouCMGmARIEMjA0MBjnaiCSASiytogDMJe3iAM4WEAAWAFqAlNWcghOSDRPQUpCTgotCMGmARIDNjQyGJIBIINpKM-4iAMw7bmIAzhYQAFYAWoCU1ZyCE5INE9BSkJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![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 DEN Denver HLN Helena £315 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:DEN,to:HLN,departure:18/03/2026TANYT&leg2=from:HLN,to:DEN,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:315.00&airProductToken=AQpfCi0IwaYBEgM2NDMYg2kgkgEo7PmHAzCg-4cDOE9AAFgBagJNQXIIT0gyT0FWTU4KLgjBpgESBDIwNDAYkgEg52oolf2HAzD3_YcDOFFAAVgBagJNQXIIUUgyRUFVTU4KXwouCMGmARIEMjA0MBjnaiCSASjyzIgDMNfNiAM4UUAAWAFqAk1BcghRSDRPQUpNTgotCMGmARIDNjQyGJIBIINpKI_PiAMwrdCIAzhRQAFYAWoCTUFyCFFINE9BSk1OEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Mon, 16 Mar - Mon, 23 Mar DEN Denver HLN Helena £386 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:DEN,to:HLN,departure:16/03/2026TANYT&leg2=from:HLN,to:DEN,departure:23/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:385.90&airProductToken=AQpfCi0IwaYBEgM2NDMYg2kgkgEorOOHAzDq5IcDOE5AAFgBagJNQXIITkgyT0FVTU4KLgjBpgESBDIwNDAYkgEg52oo5eaHAzDH54cDOFFAAVgBagJNQXIIUUgyRUFVTU4KXwouCMGmARIEMjA0MBjnaiCSASiytogDMJe3iAM4TkAAWAFqAk1BcghOSDRPQUpNTgotCMGmARIDNjQyGJIBIINpKM-4iAMw7bmIAzhOQAFYAWoCTUFyCE5INE9BSk1OEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Thu, 12 Mar - Thu, 19 Mar DEN Denver HLN Helena £402 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:DEN,to:HLN,departure:12/03/2026TANYT&leg2=from:HLN,to:DEN,departure:19/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:402.00&airProductToken=AQpfCi0IwaYBEgM2NDMYg2kgkgEorLaHAzDqt4cDOFhAAFgBagJTVnIIU0gyT0FWQk4KLgjBpgESBDIwNDAYkgEg52oo5bmHAzDHuocDOFhAAVgBagJTVnIIUUgyT0FVQk4KXwouCMGmARIEMjA0MBjnaiCSASiyiYgDMJeKiAM4WEAAWAFqAlNWcghWSDJPQUpCTgotCMGmARIDNjQyGJIBIINpKM-LiAMw7YyIAzhYQAFYAWoCU1ZyCFZIMk9BSkJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![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 DEN Denver HLN Helena £416 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:DEN,to:HLN,departure:18/03/2026TANYT&leg2=from:HLN,to:DEN,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:416.00&airProductToken=AQpfCi0IwaYBEgM2NDMYg2kgkgEo7PmHAzCg-4cDOE9AAFgBagJGTXIIT0gyT0FWTVIKLgjBpgESBDIwNDAYkgEg52oolf2HAzD3_YcDOFFAAVgBagJGTXIIUUgyRUFVTVIKXwouCMGmARIEMjA0MBjnaiCSASjyzIgDMNfNiAM4UUAAWAFqAkZNcghRSDRPQUpNUgotCMGmARIDNjQyGJIBIINpKI_PiAMwrdCIAzhRQAFYAWoCRk1yCFFINE9BSk1SEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![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 DEN Denver HLN Helena £448 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:DEN,to:HLN,departure:15/03/2026TANYT&leg2=from:HLN,to:DEN,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:447.20&airProductToken=AQpfCi0IwaYBEgM2NDMYg2kgkgEojNiHAzDK2YcDOFhAAFgBagJTVnIIVkgyT0FWQk4KLgjBpgESBDIwNDAYkgEg52ooxduHAzCn3IcDOFhAAVgBagJTVnIIU0g0T0FTQk4KXwouCMGmARIEMjA0MBjnaiCSASiSq4gDMPeriAM4WEAAWAFqAlNWcghTSDRPQUpCTgotCMGmARIDNjQyGJIBIINpKK-tiAMwza6IAzhYQAFYAWoCU1ZyCFNINE9BSkJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Thu, 12 Mar - Thu, 19 Mar DEN Denver HLN Helena £481 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:DEN,to:HLN,departure:12/03/2026TANYT&leg2=from:HLN,to:DEN,departure:19/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:480.50&airProductToken=AQpfCi0IwaYBEgM2NDMYg2kgkgEorLaHAzDqt4cDOFNAAFgBagJNQXIIU0gyT0FWTU4KLgjBpgESBDIwNDAYkgEg52oo5bmHAzDHuocDOFFAAVgBagJNQXIIUUgyRUFVTU4KXwouCMGmARIEMjA0MBjnaiCSASiyiYgDMJeKiAM4VkAAWAFqAk1BcghWSDJPQUpNTgotCMGmARIDNjQyGJIBIINpKM-LiAMw7YyIAzhWQAFYAWoCTUFyCFZIMk9BSk1OEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![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 DEN Denver HLN Helena £494 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:DEN,to:HLN,departure:13/03/2026TANYT&leg2=from:HLN,to:DEN,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:493.40&airProductToken=AQpfCi0IwaYBEgM2NDMYg2kgkgEozMGHAzCKw4cDOFhAAFgBagJTVnIIVkgyT0FWQk4KLgjBpgESBDIwNDAYkgEg52oohcWHAzDnxYcDOFhAAVgBagJTVnIIUUgyT0FVQk4KXwouCMGmARIEMjA0MBjnaiCSASjSlIgDMLeViAM4WEAAWAFqAlNWcghMSDRPQVNCTgotCMGmARIDNjQyGJIBIINpKO-WiAMwjZiIAzhYQAFYAWoCU1ZyCFNIMk9BVkJOEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Mon, 16 Mar - Mon, 23 Mar DEN Denver HLN Helena £495 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:DEN,to:HLN,departure:16/03/2026TANYT&leg2=from:HLN,to:DEN,departure:23/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:494.50&airProductToken=AQpfCi0IwaYBEgM2NDMYg2kgkgEorOOHAzDq5IcDOE5AAFgBagJGTXIITkgyT0FWTVIKLgjBpgESBDIwNDAYkgEg52oo5eaHAzDH54cDOFFAAVgBagJGTXIIUUgyRUFVTVIKXwouCMGmARIEMjA0MBjnaiCSASiytogDMJe3iAM4TkAAWAFqAkZNcghOSDRPQUpNUgotCMGmARIDNjQyGJIBIINpKM-4iAMw7bmIAzhOQAFYAWoCRk1yCE5INE9BSk1SEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![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 DEN Denver HLN Helena £526 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:DEN,to:HLN,departure:15/03/2026TANYT&leg2=from:HLN,to:DEN,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:525.70&airProductToken=AQpfCi0IwaYBEgM2NDMYg2kgkgEojNiHAzDK2YcDOFZAAFgBagJNQXIIVkgyT0FWTU4KLgjBpgESBDIwNDAYkgEg52ooxduHAzCn3IcDOFNAAVgBagJNQXIIU0g0RUFTTU4KXwouCMGmARIEMjA0MBjnaiCSASiSq4gDMPeriAM4U0AAWAFqAk1BcghTSDRPQUpNTgotCMGmARIDNjQyGJIBIINpKK-tiAMwza6IAzhTQAFYAWoCTUFyCFNINE9BSk1OEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![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 DEN Denver HLN Helena £592 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:DEN,to:HLN,departure:13/03/2026TANYT&leg2=from:HLN,to:DEN,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:591.20&airProductToken=AQpfCi0IwaYBEgM2NDMYg2kgkgEozMGHAzCKw4cDOFZAAFgBagJNQXIIVkgyT0FWTU4KLgjBpgESBDIwNDAYkgEg52oohcWHAzDnxYcDOFFAAVgBagJNQXIIUUgyRUFVTU4KXwouCMGmARIEMjA0MBjnaiCSASjSlIgDMLeViAM4TEAAWAFqAk1BcghMSDRFQVNNTgotCMGmARIDNjQyGJIBIINpKO-WiAMwjZiIAzhTQAFYAWoCTUFyCFNIMk9BVk1OEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![Alaska Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AS.gif) Thu, 12 Mar - Thu, 19 Mar DEN Denver HLN Helena £605 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:DEN,to:HLN,departure:12/03/2026TANYT&leg2=from:HLN,to:DEN,departure:19/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:604.10&airProductToken=AQpfCi0IwaYBEgM2NDMYg2kgkgEorLaHAzDqt4cDOFNAAFgBagJGTXIIU0gyT0FWTVIKLgjBpgESBDIwNDAYkgEg52oo5bmHAzDHuocDOFFAAVgBagJGTXIIUUgyRUFVTVIKXwouCMGmARIEMjA0MBjnaiCSASiyiYgDMJeKiAM4VkAAWAFqAkZNcghWSDJPQUpNUgotCMGmARIDNjQyGJIBIINpKM-LiAMw7YyIAzhWQAFYAWoCRk1yCFZIMk9BSk1SEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![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 DEN Denver HLN Helena £657 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:DEN,to:HLN,departure:15/03/2026TANYT&leg2=from:HLN,to:DEN,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:656.80&airProductToken=AQpfCi0IwaYBEgM2NDMYg2kgkgEojNiHAzDK2YcDOFZAAFgBagJGTXIIVkgyT0FWTVIKLgjBpgESBDIwNDAYkgEg52ooxduHAzCn3IcDOFNAAVgBagJGTXIIU0g0RUFTTVIKXwouCMGmARIEMjA0MBjnaiCSASiSq4gDMPeriAM4U0AAWAFqAkZNcghTSDRPQUpNUgotCMGmARIDNjQyGJIBIINpKK-tiAMwza6IAzhTQAFYAWoCRk1yCFNINE9BSk1SEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ![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 DEN Denver HLN Helena £745 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:DEN,to:HLN,departure:13/03/2026TANYT&leg2=from:HLN,to:DEN,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:745.00&airProductToken=AQpfCi0IwaYBEgM2NDMYg2kgkgEozMGHAzCKw4cDOFZAAFgBagJGTXIIVkgyT0FWTVIKLgjBpgESBDIwNDAYkgEg52oohcWHAzDnxYcDOFFAAVgBagJGTXIIUUgyRUFVTVIKXwouCMGmARIEMjA0MBjnaiCSASjSlIgDMLeViAM4TEAAWAFqAkZNcghMSDRFQVNNUgotCMGmARIDNjQyGJIBIINpKO-WiAMwjZiIAzhTQAFYAWoCRk1yCFNIMk9BVk1SEgoIARABGAEqAkFTGAEiBAgBEAEoAigDKAQwAQ) ## Find the cheapest month to fly from Denver (DEN) to Helena (HLN) ### April is typically the cheapest month to fly From £142 - £452 per traveller. __Flight from Denver to Helena route information__ | Origin airport | Denver Intl. | | ------------------- | --------------- | | Destination airport | Helena Regional | | Return price | £236 | | Distance | 950 km | | Average flight time | 2 hours 11 mins | ## Compare flights from Denver to Helena easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from Denver to Helena. Operating between them flights per day, 15 airlines cover the route. And fly direct, getting you to Helena Regional in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Denver Intl. to Helena Regional. 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 Denver Intl. (DEN) to Helena Regional (HLN) The easiest way to view the best deals on flights from Denver to Helena 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 Denver Intl. to Helena Regional start at just £237 and range up to £745\. To find an even better deal, try - being flexible on your dates – midweek flights can be cheaper - looking for other airports near Denver and Helena - 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 Denver to Helena flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Denver Intl. to Helena Regional 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. ## Frequently asked questions ### How much is a flight from DEN to Helena Regional Airport? ### Do I need to pay a cancellation fee if I cancel my flight from Denver Intl. Airport (DEN) to Helena Regional Airport? ### How do I find cheap flights from Denver Airport to Helena Regional Airport (HLN) that have flexible change policies? ### How far is the flight from Denver Airport to Helena Regional Airport (HLN)? ### Which airlines fly direct from Denver Airport to Helena Regional Airport (HLN)? ### Are DIA airport to HLN flight tickets cheaper when they're purchased at the last minute? ## Explore a world of travel with Expedia - Accommodation - Flights - Packages - Cars - [East Helena Hotels ](https://www.expedia.co.uk/East-Helena-Hotels.d553248634983099976.Travel-Guide-Hotels) - [Fort Harrison Hotels ](https://www.expedia.co.uk/Fort-Harrison-Hotels.d770577880622936064.Travel-Guide-Hotels) - [Gay-Friendly Hotels in Helena ](https://www.expedia.co.uk/Helena-Hotels-Gay-Friendly-Hotel.0-0-d1481-tGayFriendlyHotel.Travel-Guide-Filter-Hotels) - [Historic Hotels in Helena ](https://www.expedia.co.uk/Helena-Hotels-Historic-Hotel.0-0-d1481-tHistoricHotel.Travel-Guide-Filter-Hotels) - 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Airport (EWR) to Bozeman (BZN) ](https://www.expedia.co.uk/lp/flights/ewr/bzn/newark-liberty-intl-airport-to-bozeman) - [Flights from Exeter (EXT) to Bozeman (BZN) ](https://www.expedia.co.uk/lp/flights/ext/bzn/exeter-to-bozeman) - [Flights from Kalispell (FCA) to Bozeman (BZN) ](https://www.expedia.co.uk/lp/flights/fca/bzn/kalispell-to-bozeman) - [Flights from Fort Lauderdale (FLL) to Bozeman (BZN) ](https://www.expedia.co.uk/lp/flights/fll/bzn/fort-lauderdale-to-bozeman) - [Flights from Sioux Falls (FSD) to Bozeman (BZN) ](https://www.expedia.co.uk/lp/flights/fsd/bzn/sioux-falls-to-bozeman) - [Flights from Gaya (GAY) to Butte (BTM) ](https://www.expedia.co.uk/lp/flights/gay/btm/gaya-to-butte) - [Flights from Garden City (GCK) to Great Falls (GTF) ](https://www.expedia.co.uk/lp/flights/gck/gtf/garden-city-to-great-falls) - [Flights from Georgetown (GED) to Bozeman (BZN) ](https://www.expedia.co.uk/lp/flights/ged/bzn/georgetown-to-bozeman) - [Flights from Spokane (GEG) to Bozeman (BZN) ](https://www.expedia.co.uk/lp/flights/geg/bzn/spokane-to-bozeman) - 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[Flights from Sand Point (SDP) to Bozeman (BZN) ](https://www.expedia.co.uk/lp/flights/sdp/bzn/sand-point-to-bozeman) - [Flights from Seattle (SEA) to Great Falls (GTF) ](https://www.expedia.co.uk/lp/flights/sea/gtf/seattle-to-great-falls) - [Flights from Orlando (SFB) to Butte (BTM) ](https://www.expedia.co.uk/lp/flights/sfb/btm/orlando-to-butte) - [Flights from Salt Lake City (SLC) to Butte (BTM) ](https://www.expedia.co.uk/lp/flights/slc/btm/salt-lake-city-to-butte) - [Flights from Salt Lake City (SLC) to Great Falls (GTF) ](https://www.expedia.co.uk/lp/flights/slc/gtf/salt-lake-city-to-great-falls) - [Flights from Philipsburg (SXM) to Bozeman (BZN) ](https://www.expedia.co.uk/lp/flights/sxm/bzn/philipsburg-to-bozeman) - [Flights from Tri-Cities (TRI) to Butte (BTM) ](https://www.expedia.co.uk/lp/flights/tri/btm/tri-cities-to-butte) - [Flights from Victoria (VCT) to Butte (BTM) ](https://www.expedia.co.uk/lp/flights/vct/btm/victoria-to-butte) - [Flights from Edmonton (YEG) to Bozeman (BZN) ](https://www.expedia.co.uk/lp/flights/yeg/bzn/edmonton-to-bozeman) - 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