Title: £486 Cheap Flights from London to Kalispell (LHR to FCA) - Expedia.co.uk ![Kalispell showing street scenes](https://images.trvl-media.com/place/6056415/5bc0888d-4404-4787-a58d-795ef7be6915.jpg?impolicy=fcrop&w=1200&h=500&q=medium) Photo by Downtown — Kalispell — Noah Couser ![](https://images.trvl-media.com/place/6056415/5bc0888d-4404-4787-a58d-795ef7be6915.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £486 Cheap Flights from London (LHR) to Kalispell (FCA) [View £486 flight on Tue, 10 Mar 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:LHR,to:FCA,departure:10/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:485.95&airProductToken=AQqzAQozCMuYARIEMTAxNhjriQEggJMBKKmjhwMw9KOHAzhMQABYAWoFTElHSFRyCFZZMlFCQkxBCj4Iy5gBEgQ2MDI3GICTASDyEijvqIcDMOqthwM4VkABWAFqBUxJR0hUcghWWTJRQkJMQXoKCMSYARIENjAyNwo8CMuYARIENjk4ORjyEiBFKIqvhwMw9q-HAzhWQAFYAWoFTElHSFRyCFZZMlFCQkxBegoIxJgBEgQ2OTg5EgoIARABGAEqAktMGAEiBAgBEAEoAigDKAQwDQ) - [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 Heathrow Airport (LHR) to Glacier Park Intl. Airport (FCA) - ![British Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways [](https://www.expedia.co.uk/Flights-Search?leg1=from:LHR,to:FCA,departure:12/01/2026TANYT&leg2=from:FCA,to:LHR,departure:19/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![Virgin Atlantic](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_VS.svg) Virgin Atlantic [](https://www.expedia.co.uk/Flights-Search?leg1=from:LHR,to:FCA,departure:12/01/2026TANYT&leg2=from:FCA,to:LHR,departure:19/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"VS"}}]) - ![KLM](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_KL.svg) KLM [](https://www.expedia.co.uk/Flights-Search?leg1=from:LHR,to:FCA,departure:12/01/2026TANYT&leg2=from:FCA,to:LHR,departure:19/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"KL"}}]) - ![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:LHR,to:FCA,departure:12/01/2026TANYT&leg2=from:FCA,to:LHR,departure:19/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![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:LHR,to:FCA,departure:12/01/2026TANYT&leg2=from:FCA,to:LHR,departure:19/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![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:LHR,to:FCA,departure:12/01/2026TANYT&leg2=from:FCA,to:LHR,departure:19/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Air France](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AF.svg) Air France [](https://www.expedia.co.uk/Flights-Search?leg1=from:LHR,to:FCA,departure:12/01/2026TANYT&leg2=from:FCA,to:LHR,departure:19/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AF"}}]) - ![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 London (LHR) to Kalispell (FCA) Prices were available within the past 7 days and start at £486 for one-way flights and £627 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Wed, 14 Jan - Wed, 21 Jan LHR London FCA Kalispell £627 Return found 23 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:FCA,departure:14/01/2026TANYT&leg2=from:FCA,to:LHR,departure:21/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:626.79&airProductToken=AQqaAQoyCMGCARIDNzMzGOuJASDimgEowbSCAzDxuIIDOEJAAFgBagVCQVNJQ3IIT0xYN1QxQjQKMgjBggESBDE1NTkY4poBIJIBKNe5ggMwvbyCAzhCQAFYAWoFQkFTSUNyCE9MWDdUMUI0CjAIwaYBEgQyMjg0GJIBIEUo8LyCAzDCvYIDOFNAAVgBagVCQVNJQ3IIT0xYN1QxQjQKdAoxCMGmARIEMjIyMBhFIO-4ASiKh4MDMO-HgwM4U0AAWAFqBUJBU0lDcghPTFg3VDFCNAo_CMGCARIENjk2MhjvuAEg64kBKOmJgwMwqI6DAzhPQAFYAWoFQkFTSUNyCE9MWDdUMUI0egoIwoIBEgQ2OTYyEgoIAhABGAIqAkFBGAEiBAgBEAEoAigDKAQwAQ) ![KLM](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/KL.gif) Mon, 12 Jan - Mon, 19 Jan LHR London FCA Kalispell £629 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:FCA,departure:12/01/2026TANYT&leg2=from:FCA,to:LHR,departure:19/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:628.35&airProductToken=AQqzAQozCMuYARIEMTAxMBjriQEggJMBKPGfggMwvKCCAzhMQABYAWoFTElHSFRyCFZZMjZESExJCj4Iy5gBEgQ2MDI3GICTASDyEijPp4IDMN6sggM4VkABWAFqBUxJR0hUcghWWTI2REhMSXoKCMSYARIENjAyNwo8CMuYARIENjk4ORjyEiBFKJyuggMwjq-CAzhWQAFYAWoFTElHSFRyCFZZMjZESExJegoIxJgBEgQ2OTg5Cn4KPAjLmAESBDY3NjEYRSDyEiij8IIDMJDxggM4VkAAWAFqBUxJR0hUcghWWTI2REhMSXoKCMSYARIENjc2MQo-CMuYARIENjExMxjyEiDriQEo1PKCAzCY94IDOFZAAVgBagVMSUdIVHIIVlkyNkRITEl6CgjEmAESBDYxMTMSCggBEAEYASoCS0wYASIECAEQASgCKAMoBDAN) ![KLM](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/KL.gif) Mon, 9 Feb - Mon, 16 Feb LHR London FCA Kalispell £630 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:FCA,departure:09/02/2026TANYT&leg2=from:FCA,to:LHR,departure:16/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:629.05&airProductToken=AQqzAQozCMuYARIEMTAxNhjriQEggJMBKIndhAMw1N2EAzhMQABYAWoFTElHSFRyCFZZMjZESExJCj4Iy5gBEgQ2MDI3GICTASDyEijP4oQDMN7nhAM4VkABWAFqBUxJR0hUcghWWTI2REhMSXoKCMSYARIENjAyNwo8CMuYARIENjk4ORjyEiBFKKPphAMwlOqEAzhWQAFYAWoFTElHSFRyCFZZMjZESExJegoIxJgBEgQ2OTg5Cn4KPAjLmAESBDY3NjEYRSDyEiioq4UDMJOshQM4VkAAWAFqBUxJR0hUcghWWTI2REhMSXoKCMSYARIENjc2MQo-CMuYARIENjExMxjyEiDriQEo3q2FAzCYsoUDOFZAAVgBagVMSUdIVHIIVlkyNkRITEl6CgjEmAESBDYxMTMSCggBEAEYASoCS0wYASIECAEQASgCKAMoBDAN) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Wed, 14 Jan - Wed, 21 Jan LHR London FCA Kalispell £630 Return found 23 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:FCA,departure:14/01/2026TANYT&leg2=from:FCA,to:LHR,departure:21/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:629.79&airProductToken=AQqaAQoyCMGCARIDNzMzGOuJASDimgEowbSCAzDxuIIDOEJAAFgBagVCQVNJQ3IIT0xYN1QxQjQKMgjBggESBDE1NTkY4poBIJIBKNe5ggMwvbyCAzhCQAFYAWoFQkFTSUNyCE9MWDdUMUI0CjAIwaYBEgQyMjg0GJIBIEUo8LyCAzDCvYIDOFNAAVgBagVCQVNJQ3IIT0xYN1QxQjQKmQEKMAjBpgESBDIzMzEYRSCSASiFhIMDMO-EgwM4U0AAWAFqBUJBU0lDcghPTFg3VDFCNAoyCMGCARIEMjg1NBiSASCjsQEow4WDAzCxh4MDOEJAAVgBagVCQVNJQ3IIT0xYN1QxQjQKMQjBggESAjUwGKOxASDriQEo-YeDAzCajIMDOEJAAVgBagVCQVNJQ3IIT0xYN1QxQjQSCggCEAEYAioCQUEYASIECAEQASgCKAMoBDAB) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Tue, 13 Jan - Tue, 20 Jan LHR London FCA Kalispell £637 Return found 23 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:FCA,departure:13/01/2026TANYT&leg2=from:FCA,to:LHR,departure:20/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:636.79&airProductToken=AQqaAQoyCMGCARIDNzMxGOuJASDimgEos6iCAzDjrIIDOEJAAFgBagVCQVNJQ3IIT0xYN1QxQjQKMgjBggESBDMyNTIY4poBIJIBKNKtggMwuLCCAzhCQAFYAWoFQkFTSUNyCE9MWDdUMUI0CjAIwaYBEgQyMjg0GJIBIEUo0LGCAzCisoIDOFNAAVgBagVCQVNJQ3IIT0xYN1QxQjQKnAEKMQjBpgESBDIyMjAYRSDvuAEo6vuCAzDP_IIDOExAAFgBagVCQVNJQ3IIT0xYN1QxQjQKMwjBggESBDUwMTEY77gBIIu4ASi6_YIDMNX-ggM4QkABWAFqBUJBU0lDcghPTFg3VDFCNAoyCMGCARIDMTM2GIu4ASDriQEorf-CAzCohIMDOEJAAVgBagVCQVNJQ3IIT0xYN1QxQjQSCggCEAEYAioCQUEYASIECAEQASgCKAMoBDAB) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Wed, 11 Mar - Thu, 19 Mar LHR London FCA Kalispell £640 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:FCA,departure:11/03/2026TANYT&leg2=from:FCA,to:LHR,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:639.25&airProductToken=AQqwAQpCCMSYARIEODI3ORjriQEg4jAo_KeHAzDMqIcDOEVAAFgBaglNQUlOQkFTSUNyCFZZMjZESExJegoIwYwBEgQ4Mjc5CjQIxJgBEgMyMjEY4jAg8hIosKmHAzC_rocDOEVAAVgBaglNQUlOQkFTSUNyCFZZMjZESExJCjQIxJgBEgQzNzk4GPISIEUoiK-HAzDzr4cDOEVAAVgBaglNQUlOQkFTSUNyCFZZMjZESExJCrMBCjQIxJgBEgQzNzk4GEUg8hIonIqIAzCJi4gDOEVAAFgBaglNQUlOQkFTSUNyCFZZMjZESExJCjYIxJgBEgQxMTQyGPISIIu4ASjMi4gDMNaMiAM4RUABWAFqCU1BSU5CQVNJQ3IIVlkyNkRITEkKQwjEmAESBDU5NzYYi7gBIOuJASimjYgDMJKSiAM4RUABWAFqCU1BSU5CQVNJQ3IIVlkyNkRITEl6CgjWpgESBDU5NzYSCggBEAEYASoCREwYASIECAEQASgCKAMoBDAB) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Wed, 14 Jan - Wed, 21 Jan LHR London FCA Kalispell £641 Return found 23 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:FCA,departure:14/01/2026TANYT&leg2=from:FCA,to:LHR,departure:21/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:640.79&airProductToken=AQpsCjQIxJgBEgI1MRjriQEg8hIohbSCAzCAuYIDOEVAAFgBaglNQUlOQkFTSUNyCFZZMjZESExJCjQIxJgBEgQxNDY0GPISIEUolbyCAzCAvYIDOEVAAVgBaglNQUlOQkFTSUNyCFZZMjZESExJCmwKNAjEmAESBDM4MDEYRSDyEijjhoMDMNCHgwM4RUAAWAFqCU1BSU5CQVNJQ3IIVlkyNkRITEkKNAjEmAESAjUwGPISIOuJASiUiYMDMNiNgwM4RUABWAFqCU1BSU5CQVNJQ3IIVlkyNkRITEkSCggBEAEYASoCREwYASIECAEQASgCKAMoBDAB) ![Virgin Atlantic](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/VS.gif) Wed, 14 Jan - Wed, 21 Jan LHR London FCA Kalispell £648 Return found 23 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:FCA,departure:14/01/2026TANYT&leg2=from:FCA,to:LHR,departure:21/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:647.79&airProductToken=AQqYAQowCNamARIBNxjriQEgi7gBKKi0ggMwy7mCAzhUQABYAWoFTElHSFRyCE9ZMjZES0xJCjIIxJgBEgQyMzExGIu4ASDyEijhuoIDMNS7ggM4RUABWAFqBUxJR0hUcghPWTI2REtMSQowCMSYARIEMTQ2NBjyEiBFKJW8ggMwgL2CAzhFQAFYAWoFTElHSFRyCE9ZMjZES0xJCqQBCjQIxJgBEgQyMjAxGEUg8hIoyIODAzC3hIMDOEVAAFgBaglNQUlOQkFTSUNyCFZZMjZESExJCjUIxJgBEgM2NTcY8hIgwZMBKNGFgwMw6oeDAzhFQAFYAWoJTUFJTkJBU0lDcghWWTI2REhMSQo1CMSYARICNTgYwZMBIOuJASiKiYMDMJqMgwM4RUABWAFqCU1BSU5CQVNJQ3IIVlkyNkRITEkSCggBEAEYASoCVlMYASIECAEQASgCKAMoBDAB) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Wed, 11 Mar - Thu, 19 Mar LHR London FCA Kalispell £649 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:FCA,departure:11/03/2026TANYT&leg2=from:FCA,to:LHR,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:648.79&airProductToken=AQpyCj4IwYIBEgQ2OTA4GOuJASCSASj_q4cDMNewhwM4UUAAWAFqBUJBU0lDcghRTFg3VDFCNHoKCMKCARIENjkwOAowCMGmARIEMjI4NBiSASBFKLSyhwMwhbOHAzhTQAFYAWoFQkFTSUNyCFFMWDdUMUI0CnIKMAjBpgESBDIzMzEYRSCSASjVhIgDMLOFiAM4TEAAWAFqBUJBU0lDcghPTFg3VDFCNAo-CMGCARIENjkwNxiSASDriQEoyouIAzCEkIgDOE9AAVgBagVCQVNJQ3IIT0xYN1QxQjR6CgjCggESBDY5MDcSCggCEAEYAioCQUEYASIECAEQASgCKAMoBDAB) ![Air France](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AF.gif) Wed, 11 Mar - Thu, 19 Mar LHR London FCA Kalispell £669 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:FCA,departure:11/03/2026TANYT&leg2=from:FCA,to:LHR,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:668.55&airProductToken=AQqxAQoyCMGMARIEMTM4MRjriQEg4jAo_KeHAzDMqIcDOExAAFgBagVMSUdIVHIIVlkyNkRITEkKPQjBjAESBDM1NjUY4jAg8hIosKmHAzC_rocDOFZAAVgBagVMSUdIVHIIVlkyNkRITEl6CgjEmAESBDM1NjUKPAjBjAESBDIxMzUY8hIgRSiKr4cDMPavhwM4VkABWAFqBUxJR0hUcghWWTI2REhMSXoKCMSYARIEMjEzNQqxAQo8CMGMARIEODc0MxhFIPISKMKHiAMwsoiIAzhSQABYAWoFTElHSFRyCFJZMjZESExJegoIxJgBEgQ4NzQzCj0IwYwBEgQzNTUxGPISIOIwKPaIiAMw042IAzhSQAFYAWoFTElHSFRyCFJZMjZESExJegoIxJgBEgQzNTUxCjIIwYwBEgQxNzgwGOIwIOuJASj_j4gDMNmQiAM4TEABWAFqBUxJR0hUcghSWTI2REhMSRIKCAEQARgBKgJBRhgBIgQIARABKAIoAygEMA0) ## Alternative airports near Kalispell Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.co.uk/Flights-Search?leg1=from:LHR,to:FCA,departure:12/01/2026TANYT&leg2=from:FCA,to:LHR,departure:19/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) FCA Glacier Park Intl. CheapestClosest 13 min [Flights from £629 ](https://www.expedia.co.uk/Flights-Search?leg1=from:LHR,to:FCA,departure:12/01/2026TANYT&leg2=from:FCA,to:LHR,departure:19/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) __Flight from London to Kalispell route information__ | Origin airport | Heathrow | | ------------------- | ------------------------------------------------------------------------------------------------------------- | | Destination airport | Glacier Park Intl. | | Airlines serving | Air France, Alaska Airlines, American Airlines, British Airways, Delta, Finnair, KLM, United, Virgin Atlantic | | Return price | £627 | | Distance | 7224 km | ## Compare flights from London to Kalispell easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from London to Kalispell. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Glacier Park Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Heathrow to Glacier Park 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 Heathrow (LHR) to Glacier Park Intl. (FCA) The easiest way to view the best deals on flights from London to Kalispell 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 Heathrow to Glacier Park Intl. start at just £627 and range up to £669\. To find an even better deal, try - being flexible on your dates – midweek flights can be cheaper - looking for other airports near London and Kalispell - 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 London to Kalispell flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Heathrow to Glacier Park 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 - [Columbia Falls Hotels ](https://www.expedia.co.uk/Columbia-Falls-Hotels.d6526.Travel-Guide-Hotels) - [Evergreen Hotels ](https://www.expedia.co.uk/Evergreen-Hotels.d3000445782.Travel-Guide-Hotels) - [Condo Rentals in Kalispell ](https://www.expedia.co.uk/Kalispell-Condos.d6056415-aaCondos.Travel-Guide-Accommodation) - [All-Inclusive Hotels in Kalispell ](https://www.expedia.co.uk/Kalispell-Hotels-All-Inclusive-Hotel.0-0-d6056415-tAllInclusiveHotel.Travel-Guide-Filter-Hotels) - [Cheap Hotels in Kalispell ](https://www.expedia.co.uk/Kalispell-Hotels-Budget-Hotels.0-0-d6056415-tBudgetHotels.Travel-Guide-Filter-Hotels) - [Green Hotels in Kalispell ](https://www.expedia.co.uk/Kalispell-Hotels-Green-Sustainable.0-0-d6056415-tGreenSustainable.Travel-Guide-Filter-Hotels) - 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