This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/2. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SDF
14 Dec — 21 Dec1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London to Louisville Intl are usually found in January or September, booked 55 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday
Cheap flight deals from London to Louisville
Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Louisville (SDF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 14 November 2025.
Explore the most affordable flight options available from London to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 November 2025.
Thu 20/1107:50LHR - SDF
2 stops18h 50mAer Lingus
Sun 23/1117:20SDF - LHR
2 stops33h 45mAer Lingus
Deal found 12/11£717
Sun 28/1206:30LHR - SDF
2 stops15h 58mMultiple Airlines
Sun 4/118:06SDF - LHR
2 stops32h 44mMultiple Airlines
Deal found 13/11£837
Thu 20/1113:00LHR - SDF
1 stop13h 14mVirgin Atlantic
Sun 23/1118:16SDF - LHR
1 stop31h 09mVirgin Atlantic
Deal found 12/11£840
Sat 22/1114:10LHR - SDF
1 stop12h 19mMultiple Airlines
Sat 21/220:00SDF - LHR
1 stop11h 00mMultiple Airlines
Deal found 13/11£902
Sat 22/1111:15LHR - SDF
2 stops17h 51mDelta
Sat 21/210:46SDF - LHR
2 stops15h 19mDelta
Deal found 13/11£910
Sun 28/1206:30LHR - SDF
2 stops19h 02mUnited Airlines
Sun 4/118:11SDF - LHR
1 stop32h 44mUnited Airlines
Deal found 13/11£969
Fri 19/1209:55LHR - SDF
1 stop13h 37mMultiple Airlines
Sat 27/1215:44SDF - LHR
1 stop10h 36mMultiple Airlines
Deal found 12/11£1,013
Sat 27/1207:40LHR - SDF
2 stops16h 31mUnited Airlines
Sat 3/109:55SDF - LHR
1 stop19h 55mUnited Airlines
Deal found 12/11£1,033
Sun 28/1218:55LCY - SDF
2 stops27h 31mKLM
Sun 4/118:51SDF - LCY
2 stops32h 19mKLM
Deal found 13/11£1,036
Sat 27/1211:10LHR - SDF
2 stops16h 20mAir Canada
Sat 3/114:00SDF - LHR
2 stops36h 10mAir Canada
Deal found 12/11£1,040
Sat 20/1212:35LHR - SDF
1 stop14h 19mMultiple Airlines
Sun 28/1219:24SDF - LHR
1 stop30h 56mMultiple Airlines
Deal found 12/11£1,062
Fri 19/1208:40LCY - SDF
2 stops20h 21mVirgin Atlantic
Sat 27/1218:51SDF - LCY
2 stops17h 29mVirgin Atlantic
Deal found 12/11£1,283
Best flights from London to Louisville
Discover carefully curated flight deals from London to Louisville that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 November 2025.
Thu 5/311:20LGW - SDF
2 stops36h 40mAmerican Airlines
Mon 9/308:58SDF - LGW
2 stops18h 32mAmerican Airlines
Deal found 12/11£607
Sat 10/108:30LHR - SDF
2 stops16h 58mUnited Airlines
Sun 18/114:10SDF - LHR
1 stop11h 30mUnited Airlines
Deal found 11/11£647
Fri 1/511:45LHR - SDF
2 stops17h 14mDelta
Fri 8/510:10SDF - LHR
1 stop15h 20mDelta
Deal found 13/11£690
Tue 3/207:30LHR - SDF
2 stops19h 35mMultiple Airlines
Thu 5/214:10SDF - LHR
2 stops14h 35mMultiple Airlines
Deal found 12/11£699
Sun 28/1218:55LCY - SDF
2 stops27h 31mKLM
Sun 4/118:51SDF - LCY
2 stops32h 19mKLM
Deal found 13/11£1,036
Wed 29/409:15LCY - SDF
2 stops18h 11mLufthansa
Sun 3/513:00SDF - LCY
2 stops24h 35mLufthansa
Deal found 12/11£1,117
Fri 19/1208:40LCY - SDF
2 stops20h 21mVirgin Atlantic
Sat 27/1218:51SDF - LCY
2 stops17h 29mVirgin Atlantic
Deal found 12/11£1,283
Wed 29/415:00LHR - SDF
1 stop11h 56mAmerican Airlines
Sun 3/506:44SDF - LHR
1 stop23h 21mAmerican Airlines
Deal found 12/11£650
Sat 10/111:10LHR - SDF
2 stops16h 20mMultiple Airlines
Sun 18/108:29SDF - LHR
3 stops17h 41mMultiple Airlines
Deal found 11/11£843
Sun 28/1210:45LHR - SDF
1 stop12h 21mMultiple Airlines
Sun 4/118:51SDF - LHR
2 stops54h 59mMultiple Airlines
Deal found 13/11£905
Tue 3/217:00LCY - SDF
2 stops30h 31mBritish Airways
Thu 5/219:20SDF - LCY
2 stops32h 30mBritish Airways
Deal found 12/11£2,589
Sat 27/1208:40LCY - SDF
2 stops19h 18mDelta
Sat 3/118:06SDF - LCY
2 stops14h 09mDelta
Deal found 12/11£1,720
Sun 28/1217:40LCY - SDF
3 stops33h 50mMultiple Airlines
Sun 4/110:50SDF - LCY
2 stops17h 25mMultiple Airlines
Deal found 13/11£1,472
Sat 20/1212:15LCY - SDF
3 stops38h 39mMultiple Airlines
Sun 28/1210:50SDF - LCY
2 stops17h 25mMultiple Airlines
Deal found 12/11£1,553
Sat 20/1212:15LCY - SDF
2 stops34h 13mMultiple Airlines
Sat 3/114:00SDF - LCY
2 stops17h 45mMultiple Airlines
Deal found 11/11£2,052
Sat 9/508:40LCY - SDF
2 stops19h 10mVirgin Atlantic
Thu 14/514:15SDF - LCY
2 stops12h 55mVirgin Atlantic
Deal found 13/11£6,765
Last-minute flights from London to Louisville
Discover last-minute flight deals from London to Louisville. Data last updated 14 November 2025 and is based on user searches.
Thu 20/1107:50LHR - SDF
2 stops18h 50mAer Lingus
Sun 23/1117:20SDF - LHR
2 stops33h 45mAer Lingus
Deal found 12/11£717
Thu 20/1110:45LHR - SDF
1 stop15h 07mVirgin Atlantic
Sun 23/1115:09SDF - LHR
2 stops38h 41mVirgin Atlantic
Deal found 12/11£840
Sat 22/1114:10LHR - SDF
1 stop12h 19mMultiple Airlines
Sat 21/220:00SDF - LHR
1 stop11h 00mMultiple Airlines
Deal found 13/11£902
Sat 22/1111:15LHR - SDF
2 stops14h 59mDelta
Sat 21/210:46SDF - LHR
1 stop17h 19mDelta
Deal found 13/11£910
Fri 19/1209:55LHR - SDF
1 stop13h 37mMultiple Airlines
Sat 27/1215:44SDF - LHR
1 stop10h 36mMultiple Airlines
Deal found 12/11£1,013
Fri 19/1208:40LCY - SDF
2 stops20h 21mVirgin Atlantic
Sat 27/1218:51SDF - LCY
2 stops17h 29mVirgin Atlantic
Deal found 12/11£1,283
Sat 20/1212:35LHR - SDF
1 stop14h 19mMultiple Airlines
Sun 28/1219:24SDF - LHR
1 stop30h 56mMultiple Airlines
Deal found 12/11£1,062
Sat 27/1207:40LHR - SDF
2 stops16h 31mUnited Airlines
Sat 3/109:55SDF - LHR
1 stop19h 55mUnited Airlines
Deal found 12/11£1,033
Sat 27/1211:10LHR - SDF
2 stops16h 20mAir Canada
Sat 3/114:00SDF - LHR
2 stops36h 10mAir Canada
Deal found 12/11£1,040
Sun 28/1206:30LHR - SDF
2 stops15h 58mMultiple Airlines
Sun 4/118:06SDF - LHR
2 stops32h 44mMultiple Airlines
Deal found 13/11£837
Sun 28/1206:30LHR - SDF
2 stops19h 02mUnited Airlines
Sun 4/118:11SDF - LHR
1 stop32h 44mUnited Airlines
Deal found 13/11£969
Sun 28/1218:55LCY - SDF
2 stops27h 31mKLM
Sun 4/118:51SDF - LCY
2 stops32h 19mKLM
Deal found 13/11£1,036
One-way flights from London to Louisville
Search for one-way flight options from London to Louisville. Find affordable one-way fares based on user searches. Data last updated 14 November 2025.
Fri 20/214:00LGW - SDF
2 stops26h 05mMultiple Airlines
Deal found 12/11£255
Fri 20/209:00LHR - SDF
3 stops31h 05mMultiple Airlines
Deal found 12/11£393
Fri 20/209:20LCY - SDF
3 stops30h 45mMultiple Airlines
Deal found 12/11£416
Fri 20/209:00LHR - SDF
2 stops33h 28mUnited Airlines
Deal found 12/11£436
Wed 19/1107:55LGW - SDF
3 stops53h 53mMultiple Airlines
Deal found 12/11£445
Sat 22/1106:00LHR - SDF
3 stops55h 33mMultiple Airlines
Deal found 13/11£529
Wed 19/1106:00LHR - SDF
3 stops38h 56mMultiple Airlines
Deal found 12/11£531
Mon 15/1209:00LHR - SDF
2 stops16h 28mUnited Airlines
Deal found 12/11£594
Wed 19/1112:35LHR - SDF
1 stop15h 20mIberia
Deal found 12/11£635
Fri 20/209:55LCY - SDF
2 stops15h 25mLufthansa
Deal found 12/11£647
Wed 19/1106:50LCY - SDF
2 stops19h 50mAer Lingus
Deal found 12/11£658
Sat 22/1109:45LGW - SDF
3 stops38h 51mMultiple Airlines
Deal found 13/11£660
Cheapflights Fare Finder
Customise your flight search to find flights from London to Louisville that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 14 November 2025.
Use the filters below to find and compare flights from London to Louisville that are best for you.
Fly from
London
Fly to
Louisville
Route
Depart
Return
Price
LondonLouisville
LGW - SDF
LGWSDF
London Gatwick
Thu 5/3
11:20-19:00
2 stops36h 40m
Louisville Intl
Mon 9/3
08:58-07:30
2 stops18h 32m
£607
LondonLouisville
LHR - SDF
LHRSDF
London Heathrow
Sat 10/1
08:30-20:28
2 stops16h 58m
Louisville Intl
Sun 18/1
14:10-06:40
1 stop11h 30m
£647
LondonLouisville
LHR - SDF
LHRSDF
London Heathrow
Wed 29/4
15:00-21:56
1 stop11h 56m
Louisville Intl
Sun 3/5
06:44-11:05
1 stop23h 21m
£650
LondonLouisville
LHR - SDF
LHRSDF
London Heathrow
Fri 1/5
11:45-23:59
2 stops17h 14m
Louisville Intl
Fri 8/5
10:10-06:30
1 stop15h 20m
£690
LondonLouisville
LHR - SDF
LHRSDF
London Heathrow
Tue 3/2
07:30-22:05
2 stops19h 35m
Louisville Intl
Thu 5/2
14:10-09:45
2 stops14h 35m
£699
LondonLouisville
LHR - SDF
LHRSDF
London Heathrow
Sat 10/1
11:10-22:30
2 stops16h 20m
Louisville Intl
Sun 18/1
08:29-07:10
3 stops17h 41m
£843
LondonLouisville
LHR - SDF
LHRSDF
London Heathrow
Sun 28/12
10:45-18:06
1 stop12h 21m
Louisville Intl
Sun 4/1
18:51-06:50
2 stops54h 59m
£905
LondonLouisville
LCY - SDF
LCYSDF
London City
Sun 28/12
18:55-17:26
2 stops27h 31m
Louisville Intl
Sun 4/1
18:51-08:10
2 stops32h 19m
£1,036
LondonLouisville
LCY - SDF
LCYSDF
London City
Wed 29/4
09:15-22:26
2 stops18h 11m
Louisville Intl
Sun 3/5
13:00-18:35
2 stops24h 35m
£1,117
LondonLouisville
LCY - SDF
LCYSDF
London City
Fri 19/12
08:40-00:01
2 stops20h 21m
Louisville Intl
Sat 27/12
18:51-17:20
2 stops17h 29m
£1,283
Flights are sorted by cheapest return flights first.
Deals found on 12/11
Showing 1-10 of 33 results
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Best time to book a flight from London to Louisville
Have a flexible travel schedule? Discover the best time to fly to Louisville from London with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from London to Louisville
How far ahead should I book a flight from London to Louisville?
Use this chart to determine the optimal time to book a return flight from London to Louisville. Price data was last updated on 7 November 2025.
The best time to book flights from London to Louisville is 55 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from London to Louisville?
Currently, September is the cheapest month in which you can book a flight from London to Louisville (average of £375). Flying from London to Louisville in July is currently the most expensive (average of £508). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from LON to SDF?
Find hourly flight availability from London to Louisville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 14 November 2025.
Unlike at midday, when flights are generally more expensive, you can save up to 8% on flights from London to Louisville by exploring options for tickets in the evening.
What’s the top stopover airport for flights from London to Louisville?
Share of one-stop return flights from London to Louisville chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Chicago (ORD) – chosen by Cheapflights users on 47% of one-stop itineraries from London to Louisville on Cheapflights.
What’s the cheapest stopover airport for flights from London to Louisville?
Average return fare for one-stop flights from London to Louisville, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Minneapolis (MSP) is the most affordable one-stop option, with an average return flight price of £522.
What’s the fastest stopover option from London to Louisville?
Shortest average travel time for one-stop one-way flights from London to Louisville, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Boston (BOS) have the shortest average one-way travel time for one-stop routes: 12h 07m.
Which airport typically offers the quickest stopover for flights from London to Louisville?
Average stopover duration for one-stop one-way flights from London to Louisville, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Philadelphia (PHL) offer the fastest connection on this route, with an average stopover time of 1h 34m.
Reviews of airlines servicing Louisville
Get insights into the airlines that provide service to Louisville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Louisville. Reviews last updated 14 November 2025.
Read through reviews of airlines operating flights from London to Louisville, such as Finnair, Virgin Atlantic, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
My flight to Europe was cancelled and rebooked. Bags got lost by FinnAir. Flight back home from Europe was cancelled the very next day after we landed. Zero compensation for these back to back cancellations on the exact same trip. Kayak doesn’t help with flight cancellation before trips says to contact trip protection only for trip protection to say it’s up to kayak. Don’t fly FinnAir.
My flight to Europe was cancelled and rebooked. Bags got lost by FinnAir. Flight back home from Europe was cancelled the very next day after we landed. Zero compensation for these back to back cancellations on the exact same trip. Kayak doesn’t help with flight cancellation before trips says to contact trip protection only for trip protection to say it’s up to kayak. Don’t fly FinnAir.
My flight to Europe was cancelled and rebooked. Bags got lost by FinnAir. Flight back home from Europe was cancelled the very next day after we landed. Zero compensation for these back to back cancellations on the exact same trip. Kayak doesn’t help with flight cancellation before trips says to contact trip protection only for trip protection to say it’s up to kayak. Don’t fly FinnAir.
My flight to Europe was cancelled and rebooked. Bags got lost by FinnAir. Flight back home from Europe was cancelled the very next day after we landed. Zero compensation for these back to back cancellations on the exact same trip. Kayak doesn’t help with flight cancellation before trips says to contact trip protection only for trip protection to say it’s up to kayak. Don’t fly FinnAir.
My flight to Europe was cancelled and rebooked. Bags got lost by FinnAir. Flight back home from Europe was cancelled the very next day after we landed. Zero compensation for these back to back cancellations on the exact same trip. Kayak doesn’t help with flight cancellation before trips says to contact trip protection only for trip protection to say it’s up to kayak. Don’t fly FinnAir.
My flight to Europe was cancelled and rebooked. Bags got lost by FinnAir. Flight back home from Europe was cancelled the very next day after we landed. Zero compensation for these back to back cancellations on the exact same trip. Kayak doesn’t help with flight cancellation before trips says to contact trip protection only for trip protection to say it’s up to kayak. Don’t fly FinnAir.
Related info for your journey
Find useful and relevant information for your journey from London to Louisville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airport do you fly into for flights to Louisville from London?
Louisville Intl (SDF), located 5.3 mi from the city center, is the airport you fly into when you book flights from London to Louisville. 7 airlines have flights to Louisville Intl from London on a regular basis. Booking flights from London to Louisville Intl should not be difficult; the airport handles an average of 0 inbound flights from London per day.
How long is the flight from London to Louisville?
There are many flights that can get you from London to Louisville in 16h 58m. Fly via American Airlines, United Airlines, or KLM to get the fastest option. The distance between London and Louisville is about 4033 mi. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from London to Louisville round-trip?
British Airways, at £423, was found to be the cheapest airline from London to Louisville.Alternate airlines flying return to your destination include Air France and Finnair. Users have found that British Airways is 32% cheaper than the other options available to this destination.
What are the most popular routes from London to Louisville?
The most popular flight routes from London to Louisville are London Heathrow - Louisville Intl, London City - Louisville Intl and London Gatwick - Louisville Intl.
Can I find deals for flights from London to Louisville that include hotel bookings?
Yes. In addition to deals on London to Louisville flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from London to Louisville?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Louisville.
Can I find deals for business class flights from London to Louisville?
Yes. Cheapflights offers flight deals from London to Louisville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London to Louisville?
Currently, September is the cheapest month in which you can book a flight from London to Louisville (average of £375). Flying from London to Louisville in July is currently the most expensive (average of £508). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Discover the top 7 airlines that operate flights from London to Louisville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 14 November 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from London to Louisville?
Cheapflights makes it easy to find London to Louisville flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from London to Louisville?
Cheapflights helps you find that perfect flight to Louisville from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from London to Louisville with no change fees?
Yes, we can. To see specific flights from London to Louisville with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from London to Louisville become cheaper?
Not ready to book yet? You can track prices for flights from London to Louisville on Cheapflights with our Price Alert feature and get notified when better prices are available.
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