Cheap flights from London to Louisville from £274

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 27/5. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SDF
6 Jun — 13 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Louisville

Enter your travel dates to find the best prices.

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 7 May 2026.

Thu 4/614:00
LGW
-
SDF
2 stops47h 36m
Multiple Airlines
Thu 9/721:19
SDF
-
LGW
1 stop31h 41m
Multiple Airlines
Deal found 4/5£593
Wed 16/907:30
LHR
-
SDF
2 stops17h 32m
Lufthansa
Wed 23/919:43
SDF
-
LHR
1 stop11h 12m
Lufthansa
Deal found 2/5£665
Tue 1/907:25
LHR
-
SDF
2 stops16h 40m
Lufthansa
Thu 17/919:43
SDF
-
LHR
2 stops17h 57m
Lufthansa
Deal found 7/5£669
Tue 22/907:30
LHR
-
SDF
2 stops20h 28m
Finnair
Sun 27/919:07
SDF
-
LHR
1 stop31h 33m
Finnair
Deal found 3/5£677
Tue 15/908:45
LHR
-
SDF
2 stops16h 51m
United Airlines
Tue 22/913:48
SDF
-
LHR
1 stop12h 07m
United Airlines
Deal found 6/5£680
Tue 24/1109:00
LHR
-
SDF
2 stops16h 14m
United Airlines
Sun 29/1115:50
SDF
-
LHR
1 stop34h 40m
United Airlines
Deal found 3/5£681
Tue 1/909:15
LCY
-
SDF
2 stops19h 50m
Lufthansa
Thu 17/919:43
SDF
-
LCY
2 stops17h 12m
Lufthansa
Deal found 7/5£683
Mon 1/615:15
LHR
-
SDF
1 stop12h 21m
Virgin Atlantic
Mon 15/616:40
SDF
-
LHR
1 stop15h 35m
Virgin Atlantic
Deal found 3/5£688
Tue 24/1112:30
LHR
-
SDF
1 stop13h 21m
Virgin Atlantic
Sun 29/1119:25
SDF
-
LHR
1 stop30h 40m
Virgin Atlantic
Deal found 3/5£689
Tue 1/914:05
LHR
-
SDF
2 stops27h 16m
United Airlines
Thu 17/911:13
SDF
-
LHR
1 stop15h 02m
United Airlines
Deal found 4/5£698
Wed 3/614:00
LGW
-
SDF
1 stop30h 36m
Multiple Airlines
Wed 10/612:20
SDF
-
LGW
2 stops38h 35m
Multiple Airlines
Deal found 6/5£718
Tue 15/909:15
LCY
-
SDF
2 stops19h 50m
Lufthansa
Tue 22/919:43
SDF
-
LCY
2 stops17h 12m
Lufthansa
Deal found 6/5£739

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 7 May 2026.

Round-trip from

£593

One-way from

£274

Popular in

December

Cheapest in

September

Average price

£585
4/6-9/7
  • 4/6-9/7
  • 3 total stops
  • 79h 17m total
  • London to Louisville
27/5
  • 27/5
  • 2 total stops
  • 28h 27m total
  • London to Louisville
Highest demand for flights based on searches. 8% potential increase in price (£42 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£19 potential savings vs. average return price).
Average for round-trip flights in May 2026

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 7 May 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 return flight

LondonLouisville

LCY - SDF

LCYSDF

London City

Tue 1/9

09:15-00:05

2 stops19h 50m

Louisville Intl

Thu 17/9

19:43-17:55

2 stops17h 12m

£683

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 1/6

08:55-21:18

2 stops17h 23m

Louisville Intl

Mon 15/6

13:02-06:25

1 stop12h 23m

£690

LondonLouisville

LGW - SDF

LGWSDF

London Gatwick

Wed 3/6

14:00-15:36

1 stop30h 36m

Louisville Intl

Wed 10/6

12:20-07:55

2 stops38h 35m

£718

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Fri 29/5

06:40-21:19

2 stops19h 39m

Louisville Intl

Fri 12/6

13:02-16:00

2 stops21h 58m

£725

LondonLouisville

LGW - SDF

LGWSDF

London Gatwick

Wed 17/6

10:25-21:19

2 stops15h 54m

Louisville Intl

Wed 24/6

14:19-09:25

2 stops14h 06m

£749

LondonLouisville

LGW - SDF

LGWSDF

London Gatwick

Mon 1/6

10:25-21:19

2 stops15h 54m

Louisville Intl

Tue 16/6

14:19-09:25

2 stops14h 06m

£749

LondonLouisville

LCY - SDF

LCYSDF

London City

Wed 3/6

10:00-19:50

2 stops14h 50m

Louisville Intl

Wed 10/6

14:19-09:30

2 stops14h 11m

£763

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Fri 29/5

09:45-22:19

1 stop17h 34m

Louisville Intl

Fri 12/6

19:18-06:50

1 stop30h 32m

£766

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 22/6

09:20-19:24

1 stop15h 04m

Louisville Intl

Sat 11/7

15:50-10:40

2 stops13h 50m

£775

LondonLouisville

LGW - SDF

LGWSDF

London Gatwick

Thu 4/6

10:25-21:18

2 stops15h 53m

Louisville Intl

Thu 9/7

14:22-09:25

2 stops14h 03m

£780

Flights are sorted by cheapest return flights first.

Deals found on 5/5

Showing 1-10 of 47 resultsSorted by cheapest first
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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?

The best time to book flights from London to Louisville is 74 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, June is the cheapest month in which you can book a flight from London to Louisville (average of £189). Flying from London to Louisville in July is currently the most expensive (average of £578). 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 for a return flight from London to Louisville?

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 44% 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 £505.

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 Detroit (DTW) have the shortest average one-way travel time for one-stop routes: 11h 42m.

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 Charlotte (CLT) offer the fastest connection on this route, with an average stopover time of 1h 36m.

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 7 May 2026.
Read through reviews of airlines operating flights from London to Louisville, such as Finnair,United Airlines, andVirgin Atlantic. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Food

6.7

Comfort

7.4

Overall

7.6

Entertainment

6.9

Boarding

7.7

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

Food

6.7

Comfort

7.4

Overall

7.6

Entertainment

6.9

Boarding

7.7

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

Food

6.7

Comfort

7.4

Overall

7.6

Entertainment

6.9

Boarding

7.7

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

Food

6.7

Comfort

7.4

Overall

7.6

Entertainment

6.9

Boarding

7.7

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

Food

6.7

Comfort

7.4

Overall

7.6

Entertainment

6.9

Boarding

7.7

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

Food

6.7

Comfort

7.4

Overall

7.6

Entertainment

6.9

Boarding

7.7

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

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. 6 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 17h 23m. Fly via Lufthansa, Virgin Atlantic, or Scandinavian Airlines 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?

    United Airlines, at £474, was found to be the cheapest airline from London to Louisville.Alternate airlines flying return to your destination include Lufthansa and British Airways. Users have found that United Airlines is 26% cheaper than the other options available to this destination.

  • 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, June is the cheapest month in which you can book a flight from London to Louisville (average of £189). Flying from London to Louisville in July is currently the most expensive (average of £578). 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

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Top 6 airlines flying from London to Louisville

Discover the top 6 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 7 May 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£474Average£665FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest£477Average£555FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£488Average£632FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£489Average£575FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Virgin AtlanticCheapest£504Average£706FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
American AirlinesCheapest£565Average£682FlexibilityNo cancel feeOn-time71%
Search American 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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