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$478+ Cheap flights from London (LON) to Louisville (SDF)

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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SDF
Aug 5 — Aug 121
Wed 8/5
Wed 8/12
1 adult, Economy
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Cheap flight deals from London to Louisville

Cheapest flights from London to Louisville
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 July 6, 2026.

This FlightHub deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:30 pm
LHR
-
SDF
2 stops34h 04m
Scandinavian Airlines
Fri 9/183:43 pm
SDF
-
LHR
2 stops19h 17m
Scandinavian Airlines
Deal found 7/3$761
This Scandinavian Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:40 am
LHR
-
SDF
2 stops22h 22m
Scandinavian Airlines
Sun 12/63:24 pm
SDF
-
LHR
2 stops21h 16m
Scandinavian Airlines
Deal found 7/1$787
This Scandinavian Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:40 am
LHR
-
SDF
2 stops22h 19m
Scandinavian Airlines
Sun 10/1812:53 pm
SDF
-
LHR
2 stops22h 07m
Scandinavian Airlines
Deal found 7/1$812
This The Travel House deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/93:25 pm
LHR
-
SDF
2 stops13h 57m
Finnair
Sun 11/1511:59 am
SDF
-
LHR
2 stops40h 06m
Finnair
Deal found 7/5$874
This Cheapflightsfares deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:30 am
LHR
-
SDF
2 stops20h 38m
Lufthansa
Wed 9/2310:05 am
SDF
-
LHR
2 stops17h 35m
Lufthansa
Deal found 7/1$881
This Cheapflightsfares deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:30 am
LHR
-
SDF
2 stops17h 37m
Lufthansa
Thu 9/1710:05 am
SDF
-
LHR
1 stop15h 50m
Lufthansa
Deal found 7/6$882
This Cheapflightsfares deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/169:15 am
LCY
-
SDF
2 stops15h 54m
Lufthansa
Wed 9/2310:05 am
SDF
-
LCY
2 stops17h 35m
Lufthansa
Deal found 7/3$901
This ChecknFly deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/158:40 pm
LGW
-
SDF
2 stops30h 53m
Iberia
Tue 9/225:59 pm
SDF
-
LGW
2 stops21h 01m
Iberia
Deal found 7/3$944
This ChecknFly deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/148:40 pm
LGW
-
SDF
2 stops30h 53m
Iberia
Mon 9/215:59 pm
SDF
-
LGW
2 stops21h 01m
Iberia
Deal found 7/5$954
This Flightcatchers deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightcatchers is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1110:00 am
LGW
-
SDF
2 stops17h 35m
Virgin Atlantic
Sat 11/1412:53 pm
SDF
-
LGW
2 stops15h 07m
Virgin Atlantic
Deal found 7/2$968
This ChecknFly deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/158:10 am
LCY
-
SDF
2 stops43h 23m
Iberia
Tue 9/222:47 pm
SDF
-
LCY
2 stops19h 28m
Iberia
Deal found 7/3$979
This Icelandair deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:00 pm
LGW
-
SDF
2 stops38h 30m
Multiple Airlines
Thu 9/1711:50 am
SDF
-
LGW
2 stops21h 50m
Multiple Airlines
Deal found 7/2$1,008

Find 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 July 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$761
(FlightHub)

One-way from

$478
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,093
Provider with most accurate pricing for London (LON)-Louisville Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for London (LON)-Louisville Intl flights.
Search Deals
From London (LON) to Louisville Intl
Search Deals
One-way flight from London (LON) to Louisville Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($64 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated July 6, 2026.
Use the filters below to find and compare flights from London to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 12/2

6:40 am-12:02 am

2 stops22h 22m

Louisville Intl

Sun 12/6

3:24 pm-5:40 pm

2 stops21h 16m

$787

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Thu 10/1

6:40 am-11:59 pm

2 stops22h 19m

Louisville Intl

Sun 10/18

12:53 pm-4:00 pm

2 stops22h 07m

$812

LondonLouisville

LCY - SDF

LCYSDF

London City

Wed 9/16

9:15 am-8:09 pm

2 stops15h 54m

Louisville Intl

Wed 9/23

10:05 am-8:40 am

2 stops17h 35m

$901

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 11/11

6:40 am-12:02 am

2 stops22h 22m

Louisville Intl

Sat 11/14

1:00 pm-9:20 am

2 stops15h 20m

$908

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 9/14

8:40 am-8:32 pm

2 stops16h 52m

Louisville Intl

Mon 9/21

6:15 am-5:55 am

1 stop18h 40m

$913

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 12/2

9:30 am-7:34 pm

2 stops15h 04m

Louisville Intl

Sun 12/6

3:50 pm-7:40 am

1 stop34h 50m

$918

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Tue 9/1

9:15 am-9:31 pm

1 stop17h 16m

Louisville Intl

Thu 9/17

2:47 pm-7:40 am

1 stop11h 53m

$931

LondonLouisville

LGW - SDF

LGWSDF

London Gatwick

Tue 9/15

8:40 pm-10:33 pm

2 stops30h 53m

Louisville Intl

Tue 9/22

5:59 pm-8:00 pm

2 stops21h 01m

$944

LondonLouisville

LGW - SDF

LGWSDF

London Gatwick

Tue 9/1

1:00 pm-10:30 pm

2 stops38h 30m

Louisville Intl

Thu 9/17

11:50 am-2:40 pm

2 stops21h 50m

$1,008

LondonLouisville

LCY - SDF

LCYSDF

London City

Wed 11/11

7:50 am-9:35 pm

2 stops18h 45m

Louisville Intl

Sat 11/14

12:41 pm-8:50 am

2 stops39h 09m

$1,033

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/4

Showing 1-10 of 49 resultsSorted by cheapest first
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Compare providers for flights from London to Louisville

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from London to Louisville in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
eDreamsPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on London-Louisville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London-Louisville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London-Louisville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London-Louisville flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London-Louisville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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

What is the cheapest month to book a flight from London to Louisville?

Currently, June is the cheapest month in which you can book a flight from London to Louisville (average of $257). Flying from London to Louisville in December is currently the most expensive (average of $823). 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.

How much does it cost to fly round-trip from London to Louisville?

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?

    Located just 5.3 mi from the city center, Louisville Intl is the airport most travelers will use when flying to Louisville from London. Booking flights from London to Louisville Intl (SDF) should be relatively easy as there are 0 daily inbound flights from London from 0 different airlines.

  • How long is the flight from London to Louisville?

    Scandinavian Airlines, Lufthansa, and Iberia can get you from London to Louisville in just under 15h 54m. Your travel time can differ by up to 14h 59m. There are 4052 mi between London and Louisville. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 Gatwick - Louisville Intl and London City - 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 vacation 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, June is the cheapest month in which you can book a flight from London to Louisville (average of $257). Flying from London to Louisville in December is currently the most expensive (average of $823). 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.

See more FAQs

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
Corydon
Shepherdsville
Elizabethtown
Jeffersonville
Bardstown

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