Title: CA $520 Cheap Flights from St. Louis (STL) to Prague (PRG) - Expedia.ca ![](https://images.trvl-media.com/place/180014/28ab09d3-6027-4927-bf8c-f1278443ee21.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/180014/28ab09d3-6027-4927-bf8c-f1278443ee21.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $520 Cheap Flights from St. Louis (STL) to Prague (PRG) [View CA $520 flight on Sun, Mar 22, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:STL,to:PRG,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:519.62&airProductToken=AQqoAQoyCMGCARIEMjQ3NxjyXCDimgEo_auIAzDzrIgDOEJAAFgBagVCQVNJQ3IIT0xYN0g0QlYKMgjBggESAzczNBjimgEg64kBKOatiAMw0LGIAzhCQAFYAWoFQkFTSUNyCE9MWDdINEJWCj4IwYIBEgQ2NzM5GOuJASCvNCiJs4gDMIa0iAM4U0ABWAFqBUJBU0lDcghPTFg3SDRCVnoKCMKCARIENjczORIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) - [Roundtrip](?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 Lambert-St. Louis International Airport (STL) to Vaclav Havel Airport (PRG) - ![British Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways [](https://www.expedia.ca/Flights-Search?leg1=from:STL,to:PRG,departure:16/12/2025TANYT&leg2=from:PRG,to:STL,departure:23/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:STL,to:PRG,departure:16/12/2025TANYT&leg2=from:PRG,to:STL,departure:23/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![Lufthansa](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LH.svg) Lufthansa [](https://www.expedia.ca/Flights-Search?leg1=from:STL,to:PRG,departure:16/12/2025TANYT&leg2=from:PRG,to:STL,departure:23/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LH"}}]) - ![Iberia](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_IB.svg) Iberia [](https://www.expedia.ca/Flights-Search?leg1=from:STL,to:PRG,departure:16/12/2025TANYT&leg2=from:PRG,to:STL,departure:23/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"IB"}}]) - ![Finnair](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AY.svg) Finnair [](https://www.expedia.ca/Flights-Search?leg1=from:STL,to:PRG,departure:16/12/2025TANYT&leg2=from:PRG,to:STL,departure:23/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AY"}}]) - ![Aer Lingus](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_EI.svg) Aer Lingus [](https://www.expedia.ca/Flights-Search?leg1=from:STL,to:PRG,departure:16/12/2025TANYT&leg2=from:PRG,to:STL,departure:23/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"EI"}}]) - ![Austrian Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_OS.svg) Austrian Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:STL,to:PRG,departure:16/12/2025TANYT&leg2=from:PRG,to:STL,departure:23/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"OS"}}]) - ![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 30% 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.ca/login) ## Cheap flights from St. Louis (STL) to Prague (PRG) Prices were available within the past 7 days and start at CA $520 for one-way flights and CA $666 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Fri, Jan 9 - Fri, Jan 23 STL St. Louis PRG Prague CA $666 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:STL,to:PRG,departure:09/01/2026TANYT&leg2=from:PRG,to:STL,departure:23/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:665.73&airProductToken=AQqoAQoyCMGCARIENDQ5MxjyXCDBkwEoo_-BAzDCgIIDOEJAAFgBagVCQVNJQ3IIT0xOOFQxQlYKMgjBggESAzEwOBjBkwEg64kBKI-CggMwpIWCAzhCQAFYAWoFQkFTSUNyCE9MTjhUMUJWCj4IwYIBEgQ2NzkyGOuJASCvNCiUh4IDMIyIggM4U0ABWAFqBUJBU0lDcghPTE44VDFCVnoKCMKCARIENjc5MgqoAQo-CMGCARIENjgzNxivNCDriQEozJaDAzDdl4MDOFNAAFgBagVCQVNJQ3IIT0xYN0gxQlZ6CgjCggESBDY4MzcKMgjBggESAzczMxjriQEg4poBKOGZgwMwkZ6DAzhCQAFYAWoFQkFTSUNyCE9MWDdIMUJWCjIIwYIBEgQyOTM3GOKaASDyXCjhnoMDMOKfgwM4QkABWAFqBUJBU0lDcghPTFg3SDFCVhIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Fri, Jan 9 - Fri, Jan 23 STL St. Louis PRG Prague CA $669 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:STL,to:PRG,departure:09/01/2026TANYT&leg2=from:PRG,to:STL,departure:23/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:668.50&airProductToken=AQqnAQo-CMKCARIENjg5MRjyXCDBkwEoxoCCAzDjgYIDOE9AAFgBagVOT0JBR3IIT0xOOFQxQlZ6CgjNogESBDY4OTEKMgjCggESAzIwMhjBkwEg64kBKJuDggMwq4aCAzhPQAFYAWoFTk9CQUdyCE9MTjhUMUJWCjEIwoIBEgM4NTQY64kBIK80KJSHggMwjIiCAzhPQAFYAWoFTk9CQUdyCE9MTjhUMUJWCqUBCjEIwoIBEgM4NjUYrzQg64kBKMyWgwMw3ZeDAzhPQABYAWoFTk9CQUdyCE9MWDdIMUJWCjEIwoIBEgMyOTUY64kBIK4cKLSZgwMwxp2DAzhPQAFYAWoFTk9CQUdyCE9MWDdIMUJWCj0IwoIBEgQ1MTUwGK4cIPJcKPmegwMwzp-DAzhPQAFYAWoFTk9CQUdyCE9MWDdIMUJWegoIzaIBEgQ1MTUwEgoIARABGAEqAkJBGAEiBAgBEAEoAigDMA0) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Fri, Jan 9 - Fri, Jan 23 STL St. Louis PRG Prague CA $691 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:STL,to:PRG,departure:09/01/2026TANYT&leg2=from:PRG,to:STL,departure:23/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:690.13&airProductToken=AQqzAQoyCMGCARIENDQ5MxjyXCDBkwEoo_-BAzDCgIIDOEJAAFgBagVCQVNJQ3IIT0xOOFQxQlYKPgjBggESBDg4NDkYwZMBIIwYKIyDggMwsIaCAzhPQAFYAWoFQkFTSUNyCE9MTjhUMUJWegoIyYQBEgQ4ODQ5Cj0IwYIBEgQ4NzA2GIwYIK80KJSHggMww4iCAzhPQAFYAWoFQkFTSUNyCE9MTjhUMUJWegoIyYQBEgQ4NzA2CqcBCj4IwYIBEgQ2ODM3GK80IOuJASjMloMDMN2XgwM4U0AAWAFqBUJBU0lDcghPTFg3SDFCVnoKCMKCARIENjgzNwoxCMGCARICMjEY64kBIKOxASj9mIMDMPOdgwM4QkABWAFqBUJBU0lDcghPTFg3SDFCVgoyCMGCARIEMjI0NhijsQEg8lwos5-DAzCZoIMDOEJAAVgBagVCQVNJQ3IIT0xYN0gxQlYSCggBEAEYASoCQUEYASIECAEQASgCKAMoBDAL) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Fri, Jan 9 - Fri, Jan 23 STL St. Louis PRG Prague CA $700 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:STL,to:PRG,departure:09/01/2026TANYT&leg2=from:PRG,to:STL,departure:23/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:699.83&airProductToken=AQqoAQoyCMGCARIEMzQxNhjyXCDBkwEoxoCCAzDjgYIDOEJAAFgBagVCQVNJQ3IIT0xOOFQxQlYKMgjBggESAzEwOBjBkwEg64kBKI-CggMwpIWCAzhCQAFYAWoFQkFTSUNyCE9MTjhUMUJWCj4IwYIBEgQ2NzkyGOuJASCvNCiUh4IDMIyIggM4U0ABWAFqBUJBU0lDcghPTE44VDFCVnoKCMKCARIENjc5MgqzAQo9CMGCARIEODczMBivNCCMGCiAnYMDMLmegwM4T0AAWAFqBUJBU0lDcghPTE44VDFCVnoKCMmEARIEODczMAo-CMGCARIEODYzMhiMGCCjsQEou5-DAzDypIMDOE9AAVgBagVCQVNJQ3IIT0xOOFQxQlZ6CgjJhAESBDg2MzIKMgjBggESBDIyODkYo7EBIPJcKNemgwMwv6eDAzhCQAFYAWoFQkFTSUNyCE9MTjhUMUJWEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ![Lufthansa](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LH.gif) Fri, Jan 9 - Fri, Jan 23 STL St. Louis PRG Prague CA $705 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:STL,to:PRG,departure:09/01/2026TANYT&leg2=from:PRG,to:STL,departure:23/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:704.93&airProductToken=AQprCjMIzJABEgM0NDkY8lwgpQQo_oCCAzCGhYIDOExAAFgBaghFQ09MSUdIVHIITExBODZVQlEKNAjMkAESBDEzOTYYpQQgrzQo0IeCAzCRiIIDOExAAVgBaghFQ09MSUdIVHIITExBODZVQlEKrQEKMwjPpgESAzY1MBivNCCVIiihl4MDMNiXgwM4S0AAWAFqCEVDT0xJR0hUcghLTFg3NllCUQozCM-mARICMzcYlSIgxI0BKNqYgwMwj52DAzhLQAFYAWoIRUNPTElHSFRyCEtMWDc2WUJRCkEIz6YBEgQ3NzQ5GMSNASDyXCjxoIMDMKeigwM4S0ABWAFqCEVDT0xJR0hUcghLTFg3NllCUXoKCNWCARIENzc0ORIKCAEQARgBKgJMSBgBIgQIARABKAIoAygEMAs) ![Lufthansa](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LH.gif) Fri, Jan 9 - Fri, Jan 23 STL St. Louis PRG Prague CA $709 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:STL,to:PRG,departure:09/01/2026TANYT&leg2=from:PRG,to:STL,departure:23/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:708.13&airProductToken=AQp3CjMIzJABEgM0NDkY8lwgpQQo_oCCAzCGhYIDOExAAFgBaghFQ09MSUdIVHIITExBODZVQlEKQAjMkAESBDU2NTIYpQQgrzQo0YWCAzCShoIDOExAAVgBaghFQ09MSUdIVHIITExBODZVQlF6CgjFnAESBDg5NTAKawo0CMyQARIEMTQwMxivNCClBCirl4MDMPaXgwM4TEAAWAFqCEVDT0xJR0hUcghMTFg3NkFCUQozCMyQARIDNDQ4GKUEIPJcKOmYgwMwy52DAzhMQAFYAWoIRUNPTElHSFRyCExMWDc2QUJREgoIARABGAEqAkxIGAEiBAgBEAEoAigDKAQwCw) ![Lufthansa](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LH.gif) Fri, Jan 9 - Fri, Jan 23 STL St. Louis PRG Prague CA $712 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:STL,to:PRG,departure:09/01/2026TANYT&leg2=from:PRG,to:STL,departure:23/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:711.23&airProductToken=AQprCjMIzJABEgM0NDkY8lwgpQQo_oCCAzCGhYIDOExAAFgBaghFQ09MSUdIVHIITExBODZVQlEKNAjMkAESBDEzOTYYpQQgrzQo0IeCAzCRiIIDOExAAVgBaghFQ09MSUdIVHIITExBODZVQlEKvAEKNQjTnAESBDI4MTYYrzQgoaQBKP6WgwMw3ZeDAzhLQABYAWoIRUNPTElHSFRyCEtMWDc2WUJRCkEI05wBEgQ4ODAxGKGkASCIGCivmYMDMLedgwM4S0ABWAFqCEVDT0xJR0hUcghLTFg3NllCUXoKCNWCARIEODgwMQpACNOcARIEOTAxMhiIGCDyXCj6noMDMJeggwM4S0ABWAFqCEVDT0xJR0hUcghLTFg3NllCUXoKCNWCARIENDUyNxIKCAEQARgBKgJMSBgBIgQIARABKAIoAygEMAs) ![Lufthansa](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LH.gif) Fri, Jan 9 - Fri, Jan 23 STL St. Louis PRG Prague CA $717 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:STL,to:PRG,departure:09/01/2026TANYT&leg2=from:PRG,to:STL,departure:23/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:716.07&airProductToken=AQp3CjMIzJABEgM0NDkY8lwgpQQo_oCCAzCGhYIDOExAAFgBaghFQ09MSUdIVHIITExBODZVQlEKQAjMkAESBDU2NTQYpQQgrzQoyomCAzCLioIDOExAAVgBaghFQ09MSUdIVHIITExBODZVQlF6CgjFnAESBDg5NTgKpgEKPQjBhgESBDkxMTMYrzQgpQQovpmDAzCEmoMDOExAAFgBagVCQVNJQ3IITExYNzZBQlF6CgjMkAESBDEzOTUKMQjBhgESAzg0MxilBCCYzgEo6puDAzDtn4MDOExAAVgBagVCQVNJQ3IITExYNzZBQlEKMgjBhgESBDg5NjkYmM4BIPJcKLSogwMwyamDAzhMQAFYAWoFQkFTSUNyCExMWDc2QUJREgoIARABGAEqAkFDGAEiBAgBEAEoAigDKAQwAQ) ![Austrian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/OS.gif) Fri, Jan 9 - Fri, Jan 23 STL St. Louis PRG Prague CA $842 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:STL,to:PRG,departure:09/01/2026TANYT&leg2=from:PRG,to:STL,departure:23/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:841.13&airProductToken=AQq4AQpBCM-mARIENzc1MBjyXCDEjQEo8v6BAzCOgIIDOFRAAFgBaghFQ09MSUdIVHIIVExXNzZBQlF6CgjVggESBDM1NzMKMwjPpgESAjM4GMSNASCVIii_gYIDMKSFggM4VEABWAFqCEVDT0xJR0hUcghUTFc3NkFCUQo-CM-mARIDNjQ1GJUiIK80KPiHggMwr4iCAzhUQAFYAWoIRUNPTElHSFRyCFRMVzc2QUJRegkI1IwBEgM2NDUKrQEKMwjPpgESAzY1MBivNCCVIiihl4MDMNiXgwM4S0AAWAFqCEVDT0xJR0hUcghLTFg3NllCUQozCM-mARICMzcYlSIgxI0BKNqYgwMwj52DAzhLQAFYAWoIRUNPTElHSFRyCEtMWDc2WUJRCkEIz6YBEgQ3NzQ5GMSNASDyXCjxoIMDMKeigwM4S0ABWAFqCEVDT0xJR0hUcghLTFg3NllCUXoKCNWCARIENzc0ORIKCAEQARgBKgJPUxgBIgQIARABKAIoAygEMAs) ![Iberia](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/IB.gif) Fri, Jan 9 - Fri, Jan 23 STL St. Louis PRG Prague CA $1,053 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:STL,to:PRG,departure:09/01/2026TANYT&leg2=from:PRG,to:STL,departure:23/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1052.23&airProductToken=AQqoAQo_CMmEARIENDYwMxjyXCDBkwEoxoCCAzDjgYIDOE9AAFgBagZPUFRJTUFyCE9MTjhUMU01egoIwYIBEgQ0NjAzCjIIyYQBEgMzNDYYwZMBIIwYKIyDggMwsIaCAzhPQAFYAWoGT1BUSU1BcghPTE44VDFNNQoxCMmEARIDODA5GIwYIK80KJSHggMww4iCAzhPQAFYAWoGT1BUSU1BcghPTE44VDFNNQqoAQoxCMmEARIDODEyGK80IIwYKICdgwMwuZ6DAzhPQABYAWoGT1BUSU1BcghPTE44VDFNNQoyCMmEARIDMzYzGIwYIKOxASi7n4MDMPKkgwM4T0ABWAFqBk9QVElNQXIIT0xOOFQxTTUKPwjJhAESBDQzOTQYo7EBIPJcKNemgwMwv6eDAzhPQAFYAWoGT1BUSU1BcghPTE44VDFNNXoKCMGCARIEMjI4ORIKCAEQARgBKgJJQhgBIgQIARABKAIoAygEMAE) ![](https://forever.travel-assets.com/flex/flexmanager/images/2025/11/05/BEX-BF-25_CA_1_Desktop.jpg?impolicy=fcrop&w=1400&h=600&q=mediumHigh) ## Black Friday Sale Limited-time deals: save up to 50% on select hotels [Book now](https://expedia.ca/deals?rfrr=FTG_BF_PROMO_) ## Find the cheapest month to fly from St. Louis (STL) to Prague (PRG) ### January is typically the cheapest month to fly From CA $717 - CA $2,049 per traveller. Flight from St. Louis to Prague (STL - PRG) route information | Origin airport | Lambert-St. Louis Intl. | | --- | --- | | Destination airport | Vaclav Havel | | Roundtrip price | CA $666 | | Distance | 7658 km | ## St. Louis to Prague Flights **The easy way to book your flights from St. Louis to Prague**  With Expedia, it’s simple to find and book flights to Prague from St. Louis whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Vaclav Havel, too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from St. Louis to Prague today, tomorrow, or this week.   **Save dollars with cheap flights from Lambert-St. Louis Intl., STL to Vaclav Havel, PRG**  Sort your search results by price to find great deals on your flight from St. Louis to Prague—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Prague from St. Louis currently is just CA $666 rising to CA $1,053.   Here are more money-saving tips:  - Fly in January when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Prague   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Prague from St. Louis**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Prague with Expedia today. ## Frequently asked questions ### How much is a flight from Lambert-St. Louis Intl. Airport (STL) to Václav Havel Airport Prague? > Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip journey from STL to Václav Havel Airport Prague was CA $666. Cheap fares don't last forever, so book yours today. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Lambert Field to Prague Airport? > This varies from airline to airline, as each has its own terms and conditions. Visit the [Customer Service Portal](https://www.expedia.ca/helpcenter), where there are instructions on how to cancel your flight online. ### How do I find cheap flights from STL to Václav Havel Airport Prague that have flexible change policies? > Use our "No change fees" filter to find flexible ticketing options for your flight from Lambert Field to PRG. This allows you to snag a low rate in advance and still have the freedom to make changes without any additional fees. You'll just need to pay the difference in fare. ### How many hours is the flight from Lambert Field to Prague Airport? > From Lambert-St. Louis Intl. Airport (STL) to Vaclav Havel Airport (PRG), you'll be strapped in your seat for approximately 9 hours and 45 minutes. If you've been looking forward to finishing that novel, here's your chance to do it. ### How far is the flight from Lambert Field to PRG? > The distance is around 7,700 kilometres, so pack your carry-on bag with whatever you need to make the long journey comfortable. Not sure what to take on board your St. Louis to Prague flight? A neck pillow, earplugs and a sleep mask are a few essentials. ### Which airlines fly direct from Lambert Field to Prague Airport? > Direct flights aren't available, so you'll need to make at least one stop between Lambert-St. Louis Intl. Airport (STL) and Vaclav Havel Airport (PRG). Take advantage of the layover time to stretch your legs and grab a coffee. ### Are STL to Vaclav Havel Airport (PRG) flight tickets cheaper when they're purchased at the last minute? > It is possible to pick up a great last-minute deal from Lambert-St. Louis Intl. Airport (STL) to PRG, but there's no guarantee. As many airlines release seats up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to pounce when you spot a bargain. Expedia compares carrier prices and updates flight deals regularly, so you can be sure you're always getting the latest offers. ## Explore a world of travel with Expedia - Lodging - Flights - Packages - Cars ### Lodging - [Bohnice Hotels](https://www.expedia.ca/Bohnice-Prague-Hotels.0-n553248635976383172-0.Travel-Guide-Filter-Hotels) - [Hotels near Charles Bridge](https://www.expedia.ca/Charles-Bridge-Hotels.0-l508601-0.Travel-Guide-Filter-Hotels) - [Hotels near Charles University](https://www.expedia.ca/Charles-University-Hotels.0-l6071141-0.Travel-Guide-Filter-Hotels) - [Hotels near Church of St. Havel](https://www.expedia.ca/Church-Of-St-Havel-Hotels.0-l553248621562515725-0.Travel-Guide-Filter-Hotels) - [Dejvice Hotels](https://www.expedia.ca/Dejvice-Prague-Hotels.0-n6004746-0.Travel-Guide-Filter-Hotels) - [Hotels near Estates Theatre](https://www.expedia.ca/Estates-Theatre-Hotels.0-l6071149-0.Travel-Guide-Filter-Hotels) - [Holyně Hotels](https://www.expedia.ca/Holyne-Prague-Hotels.0-n553248635976382633-0.Travel-Guide-Filter-Hotels) - 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[Lgbt Friendly Hotels in Prague 6](https://www.expedia.ca/Prague-6-Prague-Hotels-LGBT-Friendly-Hotel.0-n6242700-0-tLGBTFriendlyHotel.Travel-Guide-Filter-Hotels) - [Prague 6 Hotels](https://www.expedia.ca/Prague-6-Prague-Hotels.0-n6242700-0.Travel-Guide-Filter-Hotels) - [Lgbt Friendly Hotels in Prague 7](https://www.expedia.ca/Prague-7-Prague-Hotels-LGBT-Friendly-Hotel.0-n6242823-0-tLGBTFriendlyHotel.Travel-Guide-Filter-Hotels) - [Prague 7 Hotels](https://www.expedia.ca/Prague-7-Prague-Hotels.0-n6242823-0.Travel-Guide-Filter-Hotels) - [Hotels near Prague Astronomical Clock](https://www.expedia.ca/Prague-Astronomical-Clock-Hotels.0-l6071133-0.Travel-Guide-Filter-Hotels) - [Hotels near Prague Castle](https://www.expedia.ca/Prague-Castle-Hotels.0-l502375-0.Travel-Guide-Filter-Hotels) - [Prague Hotels](https://www.expedia.ca/Prague-Hotels.d180014.Travel-Guide-Hotels) - [Hotels near Prague National Theatre](https://www.expedia.ca/Prague-National-Theatre-Hotels.0-l502385-0.Travel-Guide-Filter-Hotels) - [Hotels near Prague Zoo](https://www.expedia.ca/Prague-Zoo-Hotels.0-l502398-0.Travel-Guide-Filter-Hotels) - [Přední Kopanina Hotels](https://www.expedia.ca/Predni-Kopanina-Prague-Hotels.0-n553248635976386819-0.Travel-Guide-Filter-Hotels) - [Reporyje Hotels](https://www.expedia.ca/Reporyje-Prague-Hotels.0-n6004761-0.Travel-Guide-Filter-Hotels) - [Repy Hotels](https://www.expedia.ca/Repy-Prague-Hotels.0-n3000041761-0.Travel-Guide-Filter-Hotels) - [Ruzyne Hotels](https://www.expedia.ca/Ruzyne-Prague-Hotels.0-n6258884-0.Travel-Guide-Filter-Hotels) - [Hotels near Sex Machines Museum](https://www.expedia.ca/Sex-Machines-Museum-Hotels.0-l553248621532516393-0.Travel-Guide-Filter-Hotels) - [Cheap Hotels in Smichov](https://www.expedia.ca/Smichov-Prague-Hotels-Cheap-Hotels.0-n6051626-0-tCheapHotels.Travel-Guide-Filter-Hotels) - [Lgbt Friendly Hotels in Smichov](https://www.expedia.ca/Smichov-Prague-Hotels-LGBT-Friendly-Hotel.0-n6051626-0-tLGBTFriendlyHotel.Travel-Guide-Filter-Hotels) - [Smichov Hotels](https://www.expedia.ca/Smichov-Prague-Hotels.0-n6051626-0.Travel-Guide-Filter-Hotels) - [Hotels near St. Vitus Cathedral](https://www.expedia.ca/St-Vitus-Cathedral-Hotels.0-l502389-0.Travel-Guide-Filter-Hotels) - [Boutique Hotels in Stare Mesto](https://www.expedia.ca/Stare-Mesto-Prague-Hotels-Boutique-Hotel.0-n6046563-0-tBoutiqueHotel.Travel-Guide-Filter-Hotels) - [Luxury Hotels in Stare Mesto](https://www.expedia.ca/Stare-Mesto-Prague-Hotels-Luxury-Hotel.0-n6046563-0-tLuxuryHotel.Travel-Guide-Filter-Hotels) - [Stare Mesto Hotels](https://www.expedia.ca/Stare-Mesto-Prague-Hotels.0-n6046563-0.Travel-Guide-Filter-Hotels) - [Hotels near Strahov Monastery](https://www.expedia.ca/Strahov-Monastery-Hotels.0-l502395-0.Travel-Guide-Filter-Hotels) - [Lgbt Friendly Hotels in Strahov](https://www.expedia.ca/Strahov-Prague-Hotels-LGBT-Friendly-Hotel.0-n6281907-0-tLGBTFriendlyHotel.Travel-Guide-Filter-Hotels) - [Strahov Hotels](https://www.expedia.ca/Strahov-Prague-Hotels.0-n6281907-0.Travel-Guide-Filter-Hotels) - [Suchdol Hotels](https://www.expedia.ca/Suchdol-Prague-Hotels.0-n553248623992515696-0.Travel-Guide-Filter-Hotels) - [Hotels near Tourist Information Centre Old Town Hall](https://www.expedia.ca/Tourist-Information-Centre-Old-Town-Hall-Hotels.0-l553248621562515732-0.Travel-Guide-Filter-Hotels) - [Troja Hotels](https://www.expedia.ca/Troja-Prague-Hotels.0-n6004765-0.Travel-Guide-Filter-Hotels) - [Veleslavin Hotels](https://www.expedia.ca/Veleslavin-Prague-Hotels.0-n553248623992506687-0.Travel-Guide-Filter-Hotels) - [Zlicin Hotels](https://www.expedia.ca/Zlicin-Prague-Hotels.0-n553248623992492949-0.Travel-Guide-Filter-Hotels) ### Flights - [Flights to Prague](https://www.expedia.ca/Cheap-Flights-To-Prague.d180014.Travel-Guide-Flights) ### Packages - [Bretfeld Palace](https://www.expedia.ca/Bretfeld-Palace-Prague-City-Center.d553248621533096937.Vacation-Attraction) - [Charles Bridge](https://www.expedia.ca/Charles-Bridge-Prague-City-Center.d508601.Vacation-Attraction) - [Church of Our Lady before Týn](https://www.expedia.ca/Church-Of-Our-Lady-Before-Tyn-Prague-City-Center.d6071213.Vacation-Attraction) - [Dancing House](https://www.expedia.ca/Dancing-House-Nove-Mesto.d6071189.Vacation-Attraction) - [Franz Kafka Museum](https://www.expedia.ca/Franz-Kafka-Museum-Prague-City-Center.d6171120.Vacation-Attraction) - [House of the Golden Horseshoe](https://www.expedia.ca/House-Of-The-Golden-Horseshoe-Prague-City-Center.d553248621533096928.Vacation-Attraction) - [J.a. Komensky Pedagogical Museum](https://www.expedia.ca/JA-Komensky-Pedagogical-Museum-Prague-City-Center.d553248621532516095.Vacation-Attraction) - [Lesser Town Bridge Tower](https://www.expedia.ca/Lesser-Town-Bridge-Tower-Prague-City-Center.d6248140.Vacation-Attraction) - [Museum of Medieval Torture](https://www.expedia.ca/Museum-Of-Medieval-Torture-Prague-City-Center.d553248621532516398.Vacation-Attraction) - [Old Jewish Cemetery](https://www.expedia.ca/Old-Jewish-Cemetery-Prague-City-Center.d507866.Vacation-Attraction) - [Old Town Bridge Tower](https://www.expedia.ca/Old-Town-Bridge-Tower-Prague-City-Center.d6071177.Vacation-Attraction) - [Old Town Hall Tower](https://www.expedia.ca/Old-Town-Hall-Tower-Prague-City-Center.d6071179.Vacation-Attraction) - [Old Town Square](https://www.expedia.ca/Old-Town-Square-Prague-City-Center.d508612.Vacation-Attraction) - [Prague 1 Vacations](https://www.expedia.ca/Prague-1.d6242762.Destination-Travel-Guides) - [Prague Astronomical Clock](https://www.expedia.ca/Prague-Astronomical-Clock-Prague-City-Center.d6071133.Vacation-Attraction) - [Visit Bohnice](https://www.expedia.ca/Prague-Bohnice.dx553248635976383172) - [Visit Brevnov](https://www.expedia.ca/Prague-Brevnov.dx3000042444) - [Prague Castle](https://www.expedia.ca/Prague-Castle-Prague-City-Center.d502375.Vacation-Attraction) - [Visit Josefov](https://www.expedia.ca/Prague-Josefov.dx6051624) - [Visit Mala Strana](https://www.expedia.ca/Prague-Mala-Strana.dx6046562) - [Visit Motol](https://www.expedia.ca/Prague-Motol.dx553248635976381765) - [Visit Nové Město](https://www.expedia.ca/Prague-Nove-Mesto.dx6004758) - [Visit Prague 1](https://www.expedia.ca/Prague-Prague-1.dx6242762) - [Visit Prague 5](https://www.expedia.ca/Prague-Prague-5.dx6242704) - [Visit Prague 7](https://www.expedia.ca/Prague-Prague-7.dx6242823) - [Visit Smichov](https://www.expedia.ca/Prague-Smichov.dx6051626) - [Visit Suchdol](https://www.expedia.ca/Prague-Suchdol.dx553248623992515696) - [Visit Troja](https://www.expedia.ca/Prague-Troja.dx6004765) - [Prague Vacations](https://www.expedia.ca/Prague.d180014.Destination-Travel-Guides) - [Proudy Sculpture](https://www.expedia.ca/Proudy-Sculpture-Prague-City-Center.d553248621533096946.Vacation-Attraction) - [Sex Machines Museum](https://www.expedia.ca/Sex-Machines-Museum-Prague-City-Center.d553248621532516393.Vacation-Attraction) - [St. Nicholas Church at the Old Town Square](https://www.expedia.ca/St-Nicholas-Church-At-The-Old-Town-Square-Prague-City-Center.d6071201.Vacation-Attraction) - [St. Vitus Cathedral](https://www.expedia.ca/St-Vitus-Cathedral-Prague-City-Center.d502389.Vacation-Attraction) ### Cars - [Car rentals near CP Antics](https://www.expedia.ca/Car-Rentals-In-CP-Antics.d553248621532516388.Car-Rental-Guide) - [Car rentals near Prague 1](https://www.expedia.ca/Car-Rentals-In-Prague-1.d6242762.Car-Rental-Guide) - [Car rentals near Prague Castle](https://www.expedia.ca/Car-Rentals-In-Prague-Castle.d502375.Car-Rental-Guide) - [Car rentals near Stodulky](https://www.expedia.ca/Car-Rentals-In-Stodulky.d6248550.Car-Rental-Guide) - [Economy Car Rentals near Prague Castle](https://www.expedia.ca/Economy-Car-Rentals-In-Prague-Castle.d502375-tEconomy.Car-Rental-Guide-Class) \*Available to Expedia members.