Title: CA $376 Cheap Flights from Louisville (SDF) to London (LHR) - Expedia.ca ![](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) # CA $376 Cheap Flights from Louisville (SDF) to London (LHR) [View CA $376 flight on Mon, Sep 7, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:SDF,to:LHR,departure:07/09/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:375.40&airProductToken=AQqBAQo-CMKCARIENjkzNBjyKCDimgEoppmXAzCOmpcDOE9AAFgBagVOT0JBR3IIT0xYOUM5QlZ6CgjPkAESBDY5MzQKPwjCggESBDE1OTkY4poBIOuJASiBm5cDMOaelwM4T0ABWAFqBU5PQkFHcghPTFg5QzlCVnoKCMGCARIEMTU5ORIKCAEQARgBKgJCQRgBIgQIARABKAIoAzAN) ## Popular airlines from Louisville International Airport (SDF) to Heathrow Airport (LHR) - ![](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:SDF,to:LHR,departure:28/03/2026TANYT&leg2=from:LHR,to:SDF,departure:04/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![](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:SDF,to:LHR,departure:28/03/2026TANYT&leg2=from:LHR,to:SDF,departure:04/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AY"}}]) - ![](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_VS.svg) Virgin Atlantic [](https://www.expedia.ca/Flights-Search?leg1=from:SDF,to:LHR,departure:28/03/2026TANYT&leg2=from:LHR,to:SDF,departure:04/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"VS"}}]) - ![](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:SDF,to:LHR,departure:28/03/2026TANYT&leg2=from:LHR,to:SDF,departure:04/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"EI"}}]) - ![](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:SDF,to:LHR,departure:28/03/2026TANYT&leg2=from:LHR,to:SDF,departure:04/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![](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:SDF,to:LHR,departure:28/03/2026TANYT&leg2=from:LHR,to:SDF,departure:04/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LH"}}]) - ![](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:SDF,to:LHR,departure:28/03/2026TANYT&leg2=from:LHR,to:SDF,departure:04/04/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"IB"}}]) - ![](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\* - ![](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\* - ![](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 Louisville (SDF) to London (LHR) Prices were available within the past 7 days and start at CA $376 for one-way flights and CA $1,138 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Wed, May 6 - Tue, May 12 SDF Louisville LHR London CA $1,138 Roundtrip found 3 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SDF,to:LHR,departure:06/05/2026TANYT&leg2=from:LHR,to:SDF,departure:12/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1137.71&airProductToken=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) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Thu, Aug 20 - Wed, Aug 26 SDF Louisville LHR London CA $1,139 Roundtrip found 2 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SDF,to:LHR,departure:20/08/2026TANYT&leg2=from:LHR,to:SDF,departure:26/08/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1138.40&airProductToken=AQqBAQo-CMKCARIENTcwMxjyKCDBkwEo8MyVAzCFzpUDOE9AAFgBagVOT0JBR3IIT0xXOUM5QlZ6CgjZsAESBDU3MDMKPwjCggESBDE1NDAYwZMBIOuJASj5zpUDMITSlQM4T0ABWAFqBU5PQkFHcghPTFc5QzlCVnoKCMGCARIEMTU0MAp_Cj4IwoIBEgQxNTQyGOuJASCuHCiNi5YDMJqPlgM4T0AAWAFqBU5PQkFHcghPTFg5QzlCVnoKCMGCARIEMTU0Mgo9CMKCARIENTE1ORiuHCDyKCjBkJYDMJWRlgM4T0ABWAFqBU5PQkFHcghPTFg5QzlCVnoKCM2iARIENTE1ORIKCAEQARgBKgJCQRgBIgQIARABKAIoAzAN) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Wed, May 6 - Tue, May 12 SDF Louisville LHR London CA $1,153 Roundtrip found 21 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SDF,to:LHR,departure:06/05/2026TANYT&leg2=from:LHR,to:SDF,departure:12/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1152.40&airProductToken=AQpwCjYI1YIBEgQ1NTI2GPIoIK4cKJikjAMw_aSMAzhMQABYAWoKMV9iYXNpY2Vjb3IITExYNzZUQlEKNgjVggESAzkyMBiuHCDriQEo7qWMAzDiqYwDOExAAFgBagoxX2Jhc2ljZWNvcghMTFg3NlRCUQpwCjYI1YIBEgM5MjUY64kBIIgYKOzljAMw7-mMAzhMQABYAWoKMV9iYXNpY2Vjb3IITExYNzZUQlEKNgjVggESBDM1NjYYiBgg8igo4OqMAzDP64wDOExAAFgBagoxX2Jhc2ljZWNvcghMTFg3NlRCURIKCAEQARgBKgJVQRgBIgQIARABKAIoAygEMAs) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Wed, May 6 - Tue, May 12 SDF Louisville LHR London CA $1,155 Roundtrip found 21 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SDF,to:LHR,departure:06/05/2026TANYT&leg2=from:LHR,to:SDF,departure:12/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1154.40&airProductToken=AQqBAQo-CMKCARIENTcwMxjyKCDBkwEo06SMAzDmpYwDOFFAAFgBagVOT0JBR3IIUUxYOEMxQlZ6CgjNogESBDU3MDMKPwjCggESBDE1NDAYwZMBIOuJASiqpowDMMSpjAM4UUABWAFqBU5PQkFHcghRTFg4QzFCVnoKCMGCARIEMTU0MAqBAQo_CMKCARIEMTU5NhjriQEg4poBKK_ijAMwvOaMAzhRQABYAWoFTk9CQUdyCFFMWDhDMUJWegoIwYIBEgQxNTk2Cj4IwoIBEgQ2OTc5GOKaASDyKCiD6IwDMOTojAM4UUABWAFqBU5PQkFHcghRTFg4QzFCVnoKCM2iARIENjk3ORIKCAEQARgBKgJCQRgBIgQIARABKAIoAzAN) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Wed, May 6 - Tue, May 12 SDF Louisville LHR London CA $1,155 Roundtrip found 21 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SDF,to:LHR,departure:06/05/2026TANYT&leg2=from:LHR,to:SDF,departure:12/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1154.41&airProductToken=AQp1CjIIwYIBEgQ0MTcwGPIoIMGTASjTpIwDMOaljAM4QkAAWAFqBUJBU0lDcghRTFg4QzFCVgo_CMGCARIENjkyNhjBkwEg64kBKI6njAMwo6qMAzhRQAFYAWoFQkFTSUNyCFFMWDhDMUJWegoIwoIBEgQ2OTI2CmcKMgjBggESAzczMxjriQEg4poBKNTjjAMw6-eMAzhCQABYAWoFQkFTSUNyCFFMWDhDMUJWCjEIwYIBEgM2NzEY4poBIPIoKNbpjAMwsOqMAzhCQAFYAWoFQkFTSUNyCFFMWDhDMUJWEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Wed, May 6 - Tue, May 12 SDF Louisville LHR London CA $1,157 Roundtrip found 21 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SDF,to:LHR,departure:06/05/2026TANYT&leg2=from:LHR,to:SDF,departure:12/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1156.40&airProductToken=AQqBAQo-CMKCARIENjk4NhjyKCCjsQEokqWMAzCqpowDOFFAAFgBagVOT0JBR3IIUUxYOEMxQlZ6CgjBggESBDY5ODYKPwjCggESBDE1MzEYo7EBIOuJASiTp4wDML6rjAM4UUABWAFqBU5PQkFHcghRTFg4QzFCVnoKCMGCARIEMTUzMQpyCjEIwoIBEgMyOTUY64kBIK4cKKLjjAMwqueMAzhRQABYAWoFTk9CQUdyCFFMWDhDMUJWCj0IwoIBEgQ1MzEyGK4cIPIoKKHojAMwh-mMAzhRQAFYAWoFTk9CQUdyCFFMWDhDMUJWegoI2bABEgQ1MzEyEgoIARABGAEqAkJBGAEiBAgBEAEoAigDMA0) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Wed, May 6 - Tue, May 12 SDF Louisville LHR London CA $1,159 Roundtrip found 21 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SDF,to:LHR,departure:06/05/2026TANYT&leg2=from:LHR,to:SDF,departure:12/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1158.40&airProductToken=AQqBAQo-CMKCARIENjk4NhjyKCCjsQEokqWMAzCqpowDOFFAAFgBagVOT0JBR3IIUUxYOEMxQlZ6CgjBggESBDY5ODYKPwjCggESBDE1MzEYo7EBIOuJASiTp4wDML6rjAM4UUABWAFqBU5PQkFHcghRTFg4QzFCVnoKCMGCARIEMTUzMQp0CjIIwoIBEgMxOTMY64kBIKOxASiL5IwDMO3ojAM4UUAAWAFqBU5PQkFHcghRTFg4QzFCVgo-CMKCARIEMjQ4NhijsQEg8igowumMAzDF6owDOFFAAVgBagVOT0JBR3IIUUxYOEMxQlZ6CgjBggESBDI0ODYSCggBEAEYASoCQkEYASIECAEQASgCKAMwDQ) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Wed, May 6 - Tue, May 12 SDF Louisville LHR London CA $1,164 Roundtrip found 21 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SDF,to:LHR,departure:06/05/2026TANYT&leg2=from:LHR,to:SDF,departure:12/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1163.71&airProductToken=AQqmAQo9CMGGARIEMzM3MBjyKCCuHCi4o4wDMJqkjAM4TEAAWAFqBUJBU0lDcghMTFg3NlRCUXoKCNWCARIEMzM3MAoxCMGGARIDNTA4GK4cIJjOASjipIwDMMmljAM4TEABWAFqBUJBU0lDcghMTFg3NlRCUQoyCMGGARIDODUyGJjOASDriQEo66aMAzCjqowDOExAAVgBagVCQVNJQ3IITExYNzZUQlEKbAo0CNWCARIDOTU5GOuJASCuHCid44wDML7njAM4TEAAWAFqCEVDT0JBU0lDcghMTFg3NlRCUQo0CNWCARIEMzU5OBiuHCDyKCiV6YwDMPHpjAM4TEABWAFqCEVDT0JBU0lDcghMTFg3NlRCURIKCAEQARgBKgJBQxgBIgQIARABKAIoAygEMAE) ![Air Canada](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AC.gif) Wed, May 6 - Tue, May 12 SDF Louisville LHR London CA $1,176 Roundtrip found 21 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SDF,to:LHR,departure:06/05/2026TANYT&leg2=from:LHR,to:SDF,departure:12/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1175.01&airProductToken=AQqmAQo9CMGGARIEMzM3MBjyKCCuHCi4o4wDMJqkjAM4TEAAWAFqBUJBU0lDcghMTFg3NlRCUXoKCNWCARIEMzM3MAoxCMGGARIDNTA4GK4cIJjOASjipIwDMMmljAM4TEABWAFqBUJBU0lDcghMTFg3NlRCUQoyCMGGARIDODUyGJjOASDriQEo66aMAzCjqowDOExAAVgBagVCQVNJQ3IITExYNzZUQlEKpwEKMgjBhgESAzg1NxjriQEgmM4BKNbkjAMwyuiMAzhMQABYAWoFQkFTSUNyCExMWDc2VEJRCjIIwYYBEgQ4NjE4GJjOASCIGCif6YwDMP3pjAM4TEABWAFqBUJBU0lDcghMTFg3NlRCUQo9CMGGARIENDQwNRiIGCDyKCjg6owDMM_rjAM4TEABWAFqBUJBU0lDcghMTFg3NlRCUXoKCNWCARIENDQwNRIKCAIQARgCKgJBQxgBIgQIARABKAIoAygEMA0) ![Air France](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AF.gif) Wed, May 6 - Tue, May 12 SDF Louisville LHR London CA $1,308 Roundtrip found 21 hours ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:SDF,to:LHR,departure:06/05/2026TANYT&leg2=from:LHR,to:SDF,departure:12/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1307.31&airProductToken=AQqBAQo-CMGMARIEMjExNRjyKCDjtAEo_qOMAzDRpIwDOFJAAFgBagVMSUdIVHIIUkxYODZTQkR6CgjEmAESBDIxMTUKPwjBjAESBDM2MzkY47QBIOuJASjGpYwDMJKpjAM4UkABWAFqBUxJR0hUcghSTFg4NlNCRHoKCMSYARIEMzYzOQqkAQoyCMGMARIEMTU4MRjriQEg4jAotuOMAzCG5IwDOExAAFgBagVMSUdIVHIIUkxYODZTQkQKLwjBjAESAjg4GOIwIMx8KIPljAMwmumMAzhSQAFYAWoFTElHSFRyCFJMWDg2U0JECj0IwYwBEgQyNTQ4GMx8IPIoKMnqjAMwyOuMAzhSQAFYAWoFTElHSFRyCFJMWDg2U0JEegoIxJgBEgQyNTQ4EgoIARABGAEqAkFGGAEiBAgBEAEoAigDKAQwDQ) ![](https://forever.travel-assets.com/flex/flexmanager/images/2026/02/06/expedia-sale-2026-desktop-us-ca.jpg?impolicy=fcrop&w=1400&h=600&q=mediumHigh) ## The Annual Vacation Sale Members save up to 40% on hotels and homes. Plan this year’s big trip and save. [Book now](https://expedia.ca/deals?rfrr=FTG_SPRING_PROMO_) ## Find the cheapest month to fly from Louisville (SDF) to London (LHR) ### October is typically the cheapest month to fly From CA $807 - CA $2,267 per traveller. ## Frequently asked questions ### How much is a flight from Louisville Muhammad Ali Intl. Airport to London Heathrow? ### Do I need to pay a cancellation fee if I cancel my flight from SDF to Heathrow Airport? ### How do I find cheap flights from Louisville Muhammad Ali Intl. Airport to LHR that have flexible change policies? ### How many hours is the flight from Louisville Intl. Airport (SDF) to Heathrow Airport? ### How far is the flight from Louisville Intl. Airport (SDF) to Heathrow Airport (LHR)? ### Which airlines fly direct from Louisville Intl. Airport (SDF) to LHR? ### Are Louisville Muhammad Ali Intl. Airport to Heathrow Airport flight tickets cheaper when they're purchased at the last minute? ## Travel information | Origin airport | Louisville Intl. | | ------------------- | --------------------------------------------------------------------------------------------------------- | | Destination airport | Heathrow | | Airlines serving | Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Delta, Finnair, Lufthansa, United | | Roundtrip price | CA $1,138 | | Distance | 6457 km | ## Book with confidence # Louisville to London Flights **The easy way to book your flights from Louisville to London** With Expedia, it’s simple to find and book flights to London from Louisville 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 Heathrow, 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 Louisville to London today, tomorrow, or this week. **Save dollars with cheap flights from Louisville Intl., SDF to Heathrow, LHR** Sort your search results by price to find great deals on your flight from Louisville to London—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to London from Louisville currently is just CA $1,138 rising to CA $1,308\. Here are more money-saving tips: - Fly in May when flight prices are normally at their lowest - Book about a month to 6 weeks before you travel for the best prices to London - 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 London from Louisville** 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 London with Expedia today. \*Available to Expedia members.