Title: £302 Cheap Flights from St. Louis to London (STL to LHR) - Expedia.co.uk ![](https://images.trvl-media.com/place/178279/2a1d5619-553b-468a-a773-e81b88024741.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178279/2a1d5619-553b-468a-a773-e81b88024741.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £302 Cheap Flights from St. Louis (STL) to London (LHR) [View £302 flight on Mon, 10 Aug 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:STL,to:LHR,departure:10/08/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:301.60&airProductToken=AQpmCjEIwYYBEgQ4Njg4GPJcIJhdKNbblAMw7tyUAzhMQABYAWoFQkFTSUNyCExMMjA2TEdUCjEIwYYBEgM4NjQYmF0g64kBKKfflAMwvOKUAzhMQAFYAWoFQkFTSUNyCExMMjA2TEdUEgoIAhABGAIqAkFDGAEiBAgBEAEoAigDKAQwAQ) - [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 Lambert-St. Louis International Airport (STL) to Heathrow Airport (LHR) - ![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:stl,to:lhr,departure:11/11/2025TANYT&leg2=from:lhr,to:stl,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![Iberia](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_IB.svg) Iberia [](https://www.expedia.co.uk/Flights-Search?leg1=from:stl,to:lhr,departure:11/11/2025TANYT&leg2=from:lhr,to:stl,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"IB"}}]) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.co.uk/Flights-Search?leg1=from:stl,to:lhr,departure:11/11/2025TANYT&leg2=from:lhr,to:stl,departure:18/11/2025TANYT&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.co.uk/Flights-Search?leg1=from:stl,to:lhr,departure:11/11/2025TANYT&leg2=from:lhr,to:stl,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LH"}}]) - ![Finnair](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AY.svg) Finnair [](https://www.expedia.co.uk/Flights-Search?leg1=from:stl,to:lhr,departure:11/11/2025TANYT&leg2=from:lhr,to:stl,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AY"}}]) - ![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:stl,to:lhr,departure:11/11/2025TANYT&leg2=from:lhr,to:stl,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"VS"}}]) - ![Aer Lingus](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_EI.svg) Aer Lingus [](https://www.expedia.co.uk/Flights-Search?leg1=from:stl,to:lhr,departure:11/11/2025TANYT&leg2=from:lhr,to:stl,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"EI"}}]) ![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 St. Louis (STL) to London (LHR) Prices were available within the past 7 days and start at £302 for one-way flights and £466 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Tue, 2 Dec - Wed, 24 Dec STL St. Louis LHR London £466 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:STL,to:LHR,departure:02/12/2025TANYT&leg2=from:LHR,to:STL,departure:24/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:465.92&airProductToken=AQpECiAI1YIBEgQzNTk3GPJcIK4cKOrW_gIwxNf-AjhMQABYAQogCNWCARIDOTM4GK4cIOuJASj51_4CMOPb_gI4TEABWAEKRQohCNWCARIEOTU0NhjriQEgpQQo5sWAAzDFxoADOExAAFgBCiAI1YIBEgQ5MDY2GKUEIPJcKKnHgAMwi8yAAzhMQAFYARIKCAEQARgBKgJVQRgBIgQIARABKAQwAQ) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Sun, 16 Nov - Wed, 3 Dec STL St. Louis LHR London £468 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:STL,to:LHR,departure:16/11/2025TANYT&leg2=from:LHR,to:STL,departure:03/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:467.82&airProductToken=AQpECiAI1YIBEgQzNTk3GPJcIK4cKOui_QIwxaP9AjhMQABYAQogCNWCARIDOTM4GK4cIOuJASj5o_0CMOOn_QI4TEABWAEKRQohCNWCARIEOTU0NhjriQEgpQQoxtn-AjCl2v4COExAAFgBCiAI1YIBEgQ5MDY2GKUEIPJcKInb_gIw69_-AjhMQAFYARIKCAEQARgBKgJVQRgBIgQIARABKAQwAQ) ![Virgin Atlantic](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/VS.gif) Mon, 10 Nov - Mon, 24 Nov STL St. Louis LHR London £470 Return found 11 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:STL,to:LHR,departure:10/11/2025TANYT&leg2=from:LHR,to:STL,departure:24/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:469.02&airProductToken=AQpnCjEI1qYBEgQ1MzcyGPJcIOBcKL7f_AIwqeD8AjhUQABYAWoFTElHSFRyCE9MWDA2TkJMCjII1qYBEgQ0MDY3GOBcIOuJASjS4PwCMLzk_AI4VEABWAFqBUxJR0hUcghPTFgwNk5CTAqaAQoyCNamARIENjY1NRjriQEg4jAoqPr9AjD4-v0COFRAAFgBagVMSUdIVHIIT0xYMDZOQkwKMQjWpgESBDM5ODEY4jAg4Fwom4D-AjDzhP4COFRAAVgBagVMSUdIVHIIT0xYMDZOQkwKMQjWpgESBDUzMTUY4Fwg8lwoiIb-AjDvhv4COFRAAVgBagVMSUdIVHIIT0xYMDZOQkwSCggBEAEYASoCVlMYASIECAEQASgCKAMoBDAB) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Tue, 18 Nov - Wed, 26 Nov STL St. Louis LHR London £470 Return found 8 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:STL,to:LHR,departure:18/11/2025TANYT&leg2=from:LHR,to:STL,departure:26/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:469.72&airProductToken=AQpECiAI1YIBEgQzNTk3GPJcIK4cKKu5_QIwhbr9AjhMQABYAQogCNWCARIDOTM4GK4cIOuJASi5uv0CMKO-_QI4TEABWAEKQwogCMyQARIDOTIxGOuJASClBCjmiv4CMMWL_gI4TEAAWAEKHwjMkAESAzQ0OBilBCDyXCipjP4CMIuR_gI4TEABWAESCggBEAEYASoCVUEYASIECAEQASgEMAE) ![Lufthansa](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LH.gif) Tue, 4 Nov - Wed, 19 Nov STL St. Louis LHR London £474 Return found 21 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:STL,to:LHR,departure:04/11/2025TANYT&leg2=from:LHR,to:STL,departure:19/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:473.32&airProductToken=AQqiAQo0CMyQARIEODc5MxjyXCCuHCjrm_wCMMWc_AI4TEAAWAFqCEVDT0xJR0hUcghMTDIwNkxHVAozCMyQARIDNDM1GK4cIIwVKKad_AIwmqH8AjhMQAFYAWoIRUNPTElHSFRyCExMMjA2TEdUCjUIzJABEgQyNDc2GIwVIOuJASj-ofwCMPai_AI4TEABWAFqCEVDT0xJR0hUcghMTDIwNkxHVAprCjQIzJABEgM5MjEY64kBIKUEKIa8_QIw5bz9AjhMQABYAWoIRUNPTElHSFRyCExMMjA2TEdUCjMIzJABEgM0NDgYpQQg8lwoyb39AjCrwv0COExAAVgBaghFQ09MSUdIVHIITEwyMDZMR1QSCggBEAEYASoCTEgYASIECAEQASgCKAMoBDAL) ![Scandinavian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SK.gif) Mon, 10 Nov - Mon, 24 Nov STL St. Louis LHR London £476 Return found 11 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:STL,to:LHR,departure:10/11/2025TANYT&leg2=from:LHR,to:STL,departure:24/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:475.22&airProductToken=AQqhAQo0CNOWARIEMzk0NBjyXCDgXCiL3fwCMOrd_AI4TkAAWAFqCFNUQU5EQVJEcghOTFhBRTZFUwozCNOWARIDOTMwGOBcIOI7KLzf_AIwxOP8AjhOQAFYAWoIU1RBTkRBUkRyCE5MWEFFNkVTCjQI05YBEgM1MDUY4jsg64kBKMPl_AIwwOb8AjhOQAFYAWoIU1RBTkRBUkRyCE5MWEFFNkVTCqEBCjQI05YBEgM1MDAY64kBIOI7KLD0_QIwnvX9AjhMQABYAWoIU1RBTkRBUkRyCExMWEFFNkVTCjMI05YBEgM5MjkY4jsg4Fwo__b9AjDh-_0COExAAVgBaghTVEFOREFSRHIITExYQUU2RVMKNAjTlgESBDM1NjMY4Fwg8lwox_39AjCu_v0COExAAVgBaghTVEFOREFSRHIITExYQUU2RVMSCggBEAEYASoCU0sYASIECAEQASgCKAMoBDAB) ![Virgin Atlantic](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/VS.gif) Mon, 8 Dec - Mon, 15 Dec STL St. Louis LHR London £479 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:STL,to:LHR,departure:08/12/2025TANYT&leg2=from:LHR,to:STL,departure:15/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:478.52&airProductToken=AQpmCjEI1qYBEgQ1MzcwGPJcIOBcKI2Y_wIw7pj_AjhUQABYAWoFTElHSFRyCE9MWDA2TkJMCjEI1qYBEgMxMDQY4Fwg64kBKKaZ_wIwgZ3_AjhUQAFYAWoFTElHSFRyCE9MWDA2TkJMCpoBCjII1qYBEgQ2NjU3GOuJASDiMCjf5f8CMK_m_wI4VEAAWAFqBUxJR0hUcghPTFgwNk5CTAoxCNamARIENjYwNxjiMCDgXCjC7f8CMJDy_wI4VEABWAFqBUxJR0hUcghPTFgwNk5CTAoxCNamARIEMTk2OBjgXCDyXCi78_8CMKH0_wI4VEABWAFqBUxJR0hUcghPTFgwNk5CTBIKCAEQARgBKgJWUxgBIgQIARABKAIoAygEMAE) ![Iberia](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/IB.gif) Wed, 22 Apr - Wed, 29 Apr STL St. Louis LHR London £481 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:STL,to:LHR,departure:22/04/2026TANYT&leg2=from:LHR,to:STL,departure:29/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:480.62&airProductToken=AQpnCjEIyYQBEgQ0NTQ1GPJcIK4cKI6FiwMw34WLAzhPQABYAWoFQkFTSUNyCE9MWDBDMUJWCjIIyYQBEgQzNjMzGK4cIOuJASjjh4sDML6LiwM4T0ABWAFqBUJBU0lDcghPTFgwQzFCVgqaAQoxCMmEARIDNzE2GOuJASCMGCiW0YsDMKfSiwM4T0AAWAFqBUJBU0lDcghPTFgwQzFCVgoxCMmEARIDMzQ1GIwYIMGTASjC04sDMLbXiwM4T0ABWAFqBUJBU0lDcghPTFgwQzFCVgoyCMmEARIENDEyNhjBkwEg8lwottyLAzD23YsDOE9AAVgBagVCQVNJQ3IIT0xYMEMxQlYSCggCEAEYAioCSUIYASIECAEQASgCKAMoBDAN) ![Virgin Atlantic](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/VS.gif) Mon, 10 Nov - Mon, 24 Nov STL St. Louis LHR London £485 Return found 11 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:STL,to:LHR,departure:10/11/2025TANYT&leg2=from:LHR,to:STL,departure:24/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:484.32&airProductToken=AQpnCjEI1qYBEgQyMDYyGPJcIMx8KMnc_AIwq938AjhUQABYAWoFTElHSFRyCE9MWDA2TkJMCjII1qYBEgQ0MDQwGMx8IOuJASjJ3vwCMKni_AI4VEABWAFqBUxJR0hUcghPTFgwNk5CTAqbAQozCMuYARIEMTAxNhjriQEggJMBKOn6_QIwtPv9AjhMQABYAWoFTElHSFRyCFZMWDA2TkJMCjEIy5gBEgM2MjMYgJMBIOBcKNeA_gIwm4X-AjhWQAFYAWoFTElHSFRyCFZMWDA2TkJMCjEIy5gBEgQ3Mjg3GOBcIPJcKN2N_gIwxI7-AjhWQAFYAWoFTElHSFRyCFZMWDA2TkJMEgoIARABGAEqAktMGAEiBAgBEAEoAigDKAQwAQ) ![Virgin Atlantic](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/VS.gif) Tue, 4 Nov - Wed, 26 Nov STL St. Louis LHR London £486 Return found 4 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:STL,to:LHR,departure:04/11/2025TANYT&leg2=from:LHR,to:STL,departure:26/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:485.62&airProductToken=AQpmCjEI1qYBEgQ1Mzc0GPJcIOBcKMCY_AIwoJn8AjhUQABYAWoFTElHSFRyCE9MWDA2TkJMCjEI1qYBEgMxMDQY4Fwg64kBKOaa_AIwwZ78AjhUQAFYAWoFTElHSFRyCE9MWDA2TkJMCmcKMgjWpgESBDQwMDkY64kBIOBcKPeL_gIwypD-AjhUQABYAWoFTElHSFRyCE9MWDA2TkJMCjEI1qYBEgQ1MzE1GOBcIPJcKKiR_gIwj5L-AjhUQAFYAWoFTElHSFRyCE9MWDA2TkJMEgoIARABGAEqAlZTGAEiBAgBEAEoAigDKAQwAQ) ## Find the cheapest month to fly from St. Louis (STL) to London (LHR) ### September is typically the cheapest month to fly From £385 - £1,121 per traveller. ## Alternative airports near London Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.co.uk/Flights-Search?leg1=from:STL,to:LHR,departure:11/11/2025TANYT&leg2=from:LHR,to:STL,departure:26/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) LHR Heathrow Cheapest 28 min [Flights from £468](https://www.expedia.co.uk/Flights-Search?leg1=from:STL,to:LHR,departure:11/11/2025TANYT&leg2=from:LHR,to:STL,departure:26/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) Flight from St. Louis to London route information | Origin airport | Lambert-St. Louis Intl. | | --- | --- | | Destination airport | Heathrow | | Airlines serving | Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, KLM, Lufthansa, Scandinavian Airlines, United, Virgin Atlantic | | Return price | £466 | | Distance | 6703 km | ## Compare flights from St. Louis to London easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from St. Louis to London. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Heathrow in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Lambert-St. Louis Intl. to Heathrow.   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 Lambert-St. Louis Intl. (STL) to Heathrow (LHR) The easiest way to view the best deals on flights from St. Louis to London 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 Lambert-St. Louis Intl. to Heathrow start at just £466 and range up to £486.   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near St. Louis and London - booking your flight during December, the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your St. Louis to London flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Lambert-St. Louis Intl. to Heathrow 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 St. Louis Lambert International Airport to LHR? > Pack your bags, because round-trip flights between STL and LHR start from £466. That's based on airfares listed within the last 7 days on Expedia for flights departing within the next year. Prices can go up quickly, so book now to lock in the best deal. 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-St. Louis Intl. Airport (STL) to London Heathrow? > This can differ between air carriers, as each one has its own terms and conditions. Visit the [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033), where there are easy instructions on how to cancel online. ### How do I find cheap flights from St. Louis Lambert International Airport to Heathrow Airport that have flexible change policies? > Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Lambert-St. Louis Intl. Airport (STL) to Heathrow Airport flights, you'll see a "no change fees" filter for you to select. ### How far is the flight from St. Louis Lambert International Airport to LHR? > With around 6,800 kilometres separating St. Louis and Hounslow, your flight will be a long one. Pack wisely to make your time in the air comfortable. Things like a spare pair of socks and a cosy travel pillow should be in your hand luggage. ### Which airlines fly direct from Lambert-St. Louis Intl. Airport (STL) to London Heathrow? > Unfortunately, there aren't any airlines that fly directly between St. Louis Lambert International Airport and Heathrow Airport. You'll need to book a flight with one or more stops. ### Are Lambert-St. Louis Intl. Airport (STL) to Heathrow Airport (LHR) flight tickets cheaper when they're purchased at the last minute? > It is possible to get an awesome last-minute deal from Lambert Field to Heathrow Airport, but it's also possible to miss out altogether! As many airlines release prices up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to pounce when you see a bargain. Expedia compares air carrier prices and updates flight deals frequently, so you can rest easy knowing you're always seeing the latest offers. ## Explore a world of travel with Expedia - Accommodation - Flights ### Accommodation - [London Hotels](https://www.expedia.co.uk/London-Hotels.d178279.Travel-Guide-Hotels) ### Flights - [Flights to London](https://www.expedia.co.uk/Cheap-Flights-To-London.d178279.Travel-Guide-Flights) - [Flights from Abidjan (ABJ) to London (LON)](https://www.expedia.co.uk/lp/flights/abj/lon/abidjan-to-london) - [Flights from Aberdeen (ABZ) to London (LON)](https://www.expedia.co.uk/lp/flights/abz/lon/aberdeen-to-london) - [Flights from Accra (ACC) to London (LON)](https://www.expedia.co.uk/lp/flights/acc/lon/accra-to-london) - [Flights from Izmir (ADB) to London (LON)](https://www.expedia.co.uk/lp/flights/adb/lon/izmir-to-london) - [Flights from Málaga (AGP) to London (LON)](https://www.expedia.co.uk/lp/flights/agp/lon/malaga-to-london) - [Flights from Alicante (ALC) to London (LON)](https://www.expedia.co.uk/lp/flights/alc/lon/alicante-to-london) - 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