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$415+ 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 6/19. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SDF
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from London to Louisville Intl are usually found in September or January, booked 83 days in advance, depart on a Thursday or Tuesday and return on a Wednesday

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 June 12, 2025.

Round-trip from

$692
(Netflights)

One-way from

$415
(Mytrip)

Popular in

July

Cheapest in

September

Average price

$842
From London (LON) to Louisville Intl
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One-way flight from London (LON) to Louisville Intl
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Highest demand for flights based on searches. 21% potential increase in price ($226 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find 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 June 12, 2025.

This Netflights deal was found by Cheapflights users on 6/10. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/611:45 amLHR - SDF
1 stop15h 57mVirgin Atlantic
Fri 9/1212:40 pmSDF - LHR
2 stops13h 05mVirgin Atlantic
Deal found 6/10$692
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/177:40 amLGW - SDF
2 stops38h 34mMultiple Airlines
Mon 9/224:22 pmSDF - LGW
2 stops21h 48mMultiple Airlines
Deal found 6/10$696
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/66:30 amLHR - SDF
2 stops17h 10mDelta
Fri 9/122:59 pmSDF - LHR
2 stops14h 16mDelta
Deal found 6/10$699
This Netflights deal was found by Cheapflights users on 6/12. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/198:20 amLHR - SDF
1 stop16h 20mBritish Airways
Wed 6/2512:40 pmSDF - LHR
1 stop12h 45mBritish Airways
Deal found 6/12$760
This Netflights deal was found by Cheapflights users on 6/12. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/198:40 amLCY - SDF
2 stops20h 51mVirgin Atlantic
Wed 6/2512:53 pmSDF - LCY
2 stops15h 22mVirgin Atlantic
Deal found 6/12$801
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/178:45 amLCY - SDF
2 stops28h 26mMultiple Airlines
Mon 9/229:06 amSDF - LCY
2 stops26h 19mMultiple Airlines
Deal found 6/10$825
This The Travel House deal was found by Cheapflights users on 6/11. 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.
Fri 8/87:30 pmLHR - SDF
2 stops31h 21mScandinavian Airlines
Wed 10/812:40 pmSDF - LHR
2 stops28h 00mScandinavian Airlines
Deal found 6/11$927
This Delta deal was found by Cheapflights users on 6/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/117:45 amLCY - SDF
2 stops15h 49mDelta
Wed 7/1612:42 pmSDF - LCY
2 stops13h 33mDelta
Deal found 6/12$979
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1212:55 pmLHR - SDF
3 stops34h 03mMultiple Airlines
Sat 7/199:43 pmSDF - LHR
2 stops31h 47mMultiple Airlines
Deal found 6/11$979
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1112:00 pmLGW - SDF
2 stops14h 20mDelta
Wed 7/1612:50 pmSDF - LGW
2 stops16h 10mDelta
Deal found 6/11$1,000
This ChecknFly deal was found by Cheapflights users on 6/11. 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.
Sat 7/269:30 amLHR - SDF
2 stops15h 56mLufthansa
Sat 8/26:08 pmSDF - LHR
2 stops31h 27mLufthansa
Deal found 6/11$1,035
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/128:00 amLHR - SDF
2 stops18h 06mUnited Airlines
Sat 7/198:40 amSDF - LHR
2 stops17h 15mUnited Airlines
Deal found 6/11$1,133

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 June 12, 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

LHR - SDF

LHRSDF

London Heathrow

Sat 9/6

11:45 am-10:42 pm

1 stop15h 57m

Louisville Intl

Fri 9/12

12:40 pm-6:45 am

2 stops13h 05m

$692

LondonLouisville

LGW - SDF

LGWSDF

London Gatwick

Wed 9/17

7:40 am-5:14 pm

2 stops38h 34m

Louisville Intl

Mon 9/22

4:22 pm-7:10 pm

2 stops21h 48m

$696

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Sat 9/6

6:30 am-6:40 pm

2 stops17h 10m

Louisville Intl

Fri 9/12

2:59 pm-10:15 am

2 stops14h 16m

$699

LondonLouisville

LCY - SDF

LCYSDF

London City

Wed 9/17

8:45 am-8:11 am

2 stops28h 26m

Louisville Intl

Mon 9/22

9:06 am-4:25 pm

2 stops26h 19m

$825

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 7/9

8:20 am-7:50 pm

1 stop16h 30m

Louisville Intl

Wed 7/16

6:50 pm-10:20 am

1 stop10h 30m

$840

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Fri 8/8

7:30 pm-9:51 pm

2 stops31h 21m

Louisville Intl

Wed 10/8

12:40 pm-9:40 pm

2 stops28h 00m

$927

LondonLouisville

LCY - SDF

LCYSDF

London City

Wed 7/16

10:00 am-11:27 pm

2 stops18h 27m

Louisville Intl

Sat 7/26

10:29 am-6:35 pm

2 stops27h 06m

$956

LondonLouisville

LGW - SDF

LGWSDF

London Gatwick

Fri 7/11

12:00 pm-9:20 pm

2 stops14h 20m

Louisville Intl

Wed 7/16

12:50 pm-10:00 am

2 stops16h 10m

$978

LondonLouisville

LCY - SDF

LCYSDF

London City

Fri 7/11

7:45 am-6:34 pm

2 stops15h 49m

Louisville Intl

Wed 7/16

12:42 pm-7:15 am

2 stops13h 33m

$979

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Sat 7/12

12:55 pm-5:58 pm

3 stops34h 03m

Louisville Intl

Sat 7/19

9:43 pm-10:30 am

2 stops31h 47m

$979

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 26 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 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

How far ahead should I book a flight from London to Louisville?

Use this chart to determine the optimal time to book a round-trip flight from London to Louisville. Price data was last updated on June 9, 2025.

Booking 83 days in advance of your planned departure date is, on average, the best time to get cheap flights from London to Louisville. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from London to Louisville (average of $299). Flying from London to Louisville in April is currently the most expensive (average of $369). 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 June 12, 2025.

One of the essential ways to save on airfare from London to Louisville is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 27% on airfare.

Rainfall in Louisville by month

Plan your trip to Louisville by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Louisville ranges from 3.1 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Louisville when rainfall is around 3.1 in.

Temperature in Louisville by month

Plan your trip to Louisville by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Louisville, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 June 12, 2025.
To help decide which airline to fly from London to Louisville, see what other customers have to say about Delta, KLM and Finnair. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
652 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 1 airline.

  • What are the cheapest airlines flying from London to Louisville round-trip?

    Virgin Atlantic, at $692, was found to be the cheapest airline from London to Louisville.Alternate airlines to your destination round-trip include Delta and British Airways. Users have found that Virgin Atlantic is 16% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from London to Louisville one-way?

    The cheapest airline one-way is Aer Lingus, with whom users have recently found tickets for as low as $642. However, be on the lookout for offers from Finnair and Iberia, as they are both options that can get you from London to Louisville for a low price.

  • 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, January is the cheapest month in which you can book a flight from London to Louisville (average of $299). Flying from London to Louisville in April is currently the most expensive (average of $369). 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 London?

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

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Alternative routes for London to Louisville

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from London to Louisville

Discover the top airline 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 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$631Average$819FlexibilityNo cancel feeOn-time71%

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