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Cheap flights from London to Louisville from £305

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 19/6. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SDF
18 Jun — 25 Jun1
1 adult

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 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 13 June 2025.

Round-trip from

£534

One-way from

£305

Popular in

July

Cheapest in

September

Average price

£620
16/7-26/7
  • 16/7-26/7
  • 2 total stops
  • 64h 25m total
  • London to Louisville
19/6
  • 19/6
  • 1 total stop
  • 26h 20m total
  • London to Louisville
Highest demand for flights based on searches. 21% potential increase in price (£122 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£20 potential savings vs. average return price).
Average for round-trip flights in June 2025

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 13 June 2025.

Wed 16/714:00LGW - SDF
1 stop32h 58mMultiple Airlines
Sat 26/721:43SDF - LGW
1 stop31h 27mMultiple Airlines
Deal found 12/6£534
Thu 19/608:20LHR - SDF
1 stop16h 20mBritish Airways
Wed 25/612:40SDF - LHR
1 stop12h 45mBritish Airways
Deal found 12/6£559
Thu 19/609:40LHR - SDF
2 stops16h 33mVirgin Atlantic
Wed 25/615:24SDF - LHR
1 stop14h 46mVirgin Atlantic
Deal found 12/6£570
Thu 19/606:30LHR - SDF
2 stops17h 04mDelta
Wed 25/612:53SDF - LHR
2 stops14h 07mDelta
Deal found 12/6£584
Thu 19/608:40LCY - SDF
2 stops20h 51mVirgin Atlantic
Wed 25/612:53SDF - LCY
2 stops15h 22mVirgin Atlantic
Deal found 12/6£589
Fri 8/819:30LHR - SDF
2 stops31h 21mScandinavian Airlines
Wed 8/1012:40SDF - LHR
2 stops28h 00mScandinavian Airlines
Deal found 11/6£682
Fri 11/707:45LCY - SDF
2 stops15h 49mDelta
Wed 16/712:42SDF - LCY
2 stops13h 33mDelta
Deal found 12/6£720
Sat 12/712:55LHR - SDF
3 stops34h 03mMultiple Airlines
Sat 19/721:43SDF - LHR
2 stops31h 47mMultiple Airlines
Deal found 11/6£720
Fri 11/712:00LGW - SDF
2 stops14h 20mDelta
Wed 16/712:50SDF - LGW
2 stops16h 10mDelta
Deal found 11/6£736
Sat 26/709:30LHR - SDF
2 stops15h 56mLufthansa
Sat 2/818:08SDF - LHR
2 stops31h 27mLufthansa
Deal found 11/6£762
Sat 12/708:00LHR - SDF
2 stops18h 06mUnited Airlines
Sat 19/714:10SDF - LHR
1 stop11h 10mUnited Airlines
Deal found 11/6£834
Sun 27/714:25LHR - SDF
1 stop28h 38mAlaska Airlines
Sun 3/820:02SDF - LHR
1 stop32h 03mAlaska Airlines
Deal found 12/6£890

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 13 June 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

Wed 16/7

14:00-17:58

1 stop32h 58m

Louisville Intl

Sat 26/7

21:43-10:10

1 stop31h 27m

£534

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 9/7

08:20-19:50

1 stop16h 30m

Louisville Intl

Wed 16/7

18:50-10:20

1 stop10h 30m

£618

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 9/7

10:55-00:32

2 stops18h 37m

Louisville Intl

Wed 16/7

15:21-13:30

1 stop17h 09m

£629

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 9/7

06:30-16:48

2 stops15h 18m

Louisville Intl

Wed 16/7

12:50-10:15

2 stops16h 25m

£634

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Fri 8/8

19:30-21:51

2 stops31h 21m

Louisville Intl

Wed 8/10

12:40-21:40

2 stops28h 00m

£682

LondonLouisville

LCY - SDF

LCYSDF

London City

Wed 16/7

10:00-23:27

2 stops18h 27m

Louisville Intl

Sat 26/7

10:29-18:35

2 stops27h 06m

£704

LondonLouisville

LCY - SDF

LCYSDF

London City

Fri 11/7

07:45-18:34

2 stops15h 49m

Louisville Intl

Wed 16/7

12:42-07:15

2 stops13h 33m

£720

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Sat 12/7

12:55-17:58

3 stops34h 03m

Louisville Intl

Sat 19/7

21:43-10:30

2 stops31h 47m

£720

LondonLouisville

LGW - SDF

LGWSDF

London Gatwick

Fri 11/7

12:00-21:20

2 stops14h 20m

Louisville Intl

Wed 16/7

12:50-10:00

2 stops16h 10m

£736

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Sat 26/7

09:30-20:26

2 stops15h 56m

Louisville Intl

Sat 2/8

18:08-06:35

2 stops31h 27m

£762

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 24 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 9 June 2025.

The best time to book flights from London to Louisville is 83 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, January is the cheapest month in which you can book a flight from London to Louisville (average of £662). Flying from London to Louisville in July is currently the most expensive (average of £1,019). 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 13 June 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 19% on flights from London to Louisville by exploring options for tickets in the afternoon.

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 79.0 - 135.0 inches per month. May is typically the wettest month, when rainfall can reach 135.0 mm. September is typically the driest time to visit Louisville when rainfall is around 79.0 mm.

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 26.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

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 13 June 2025.
Read through reviews of airlines operating flights from London to Louisville, such as Delta, Alaska Airlines and KLM. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

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!
8.0
Very Good

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

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!

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

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!

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

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!

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

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!

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

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?

    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. 9 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.

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

    British Airways, at £618, was found to be the cheapest airline from London to Louisville.Alternate airlines flying return to your destination include Virgin Atlantic and Delta.

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

    One-way options have recently been found by users for as low as £472 on Aer Lingus. Other airlines that offer cheap prices include Finnair from £541 and Iberia from £867 one-way.

  • What are the most popular routes from London to Louisville?

  • 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, January is the cheapest month in which you can book a flight from London to Louisville (average of £662). Flying from London to Louisville in July is currently the most expensive (average of £1,019). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 9 airlines flying from London to Louisville

Discover the top 9 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 13 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£416Average£508FlexibilityNo cancel feeOn-time77%
Search Air France flights
British AirwaysCheapest£416Average£553FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£423Average£564FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Virgin AtlanticCheapest£433Average£568FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
American AirlinesCheapest£436Average£646FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
IberiaCheapest£436Average£574FlexibilityNo cancel feeOn-time77%
Search Iberia flights
KLMCheapest£441Average£503FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£463Average£498FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£472Average£686FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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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