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Cheap flights from London to Louisville from £338

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Louisville departing on 21/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from London to Louisville

Cheap return flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
06:40 - 23:59
LHR
-
SDF
22h 19m
2 stops
Scandinavian Airlines Logo
15:43 - 17:40
SDF
-
LHR
20h 57m
2 stops
£561Scandinavian Airlines
Thu, 10 Sep - Thu, 17 Sep
Scandinavian Airlines Logo
06:40 - 21:59
LHR
-
SDF
20h 19m
2 stops
Scandinavian Airlines Logo
15:43 - 13:35
SDF
-
LHR
16h 52m
2 stops
£562Scandinavian Airlines
Fri, 11 Sep - Fri, 18 Sep
Virgin Atlantic Logo
09:20 - 20:33
LHR
-
SDF
16h 13m
1 stop
Virgin Atlantic Logo
19:55 - 07:15
SDF
-
LHR
30h 20m
1 stop
£653Virgin Atlantic
Thu, 1 Oct - Sun, 18 Oct
Lufthansa Logo
07:30 - 20:09
LHR
-
SDF
17h 39m
2 stops
Lufthansa Logo
13:25 - 07:15
SDF
-
LHR
12h 50m
1 stop
£655Lufthansa
Wed, 16 Sep - Wed, 30 Sep
Lufthansa Logo
08:30 - 19:07
LHR
-
SDF
15h 37m
2 stops
Lufthansa Logo
13:08 - 05:55
SDF
-
LHR
11h 47m
1 stop
£655Lufthansa
Tue, 1 Sep - Thu, 17 Sep
Virgin Atlantic Logo
10:45 - 21:16
LHR
-
SDF
15h 31m
1 stop
Virgin Atlantic Logo
11:04 - 07:15
SDF
-
LHR
15h 11m
1 stop
£664Virgin Atlantic
Thu, 10 Sep - Thu, 17 Sep
British Airways Logo
15:00 - 23:22
LHR
-
SDF
13h 22m
1 stop
British Airways Logo
12:38 - 06:55
SDF
-
LHR
13h 17m
1 stop
£669British Airways
Wed, 16 Sep - Wed, 30 Sep
United Airlines Logo
07:25 - 19:07
LHR
-
SDF
16h 42m
2 stops
United Airlines Logo
14:12 - 10:25
SDF
-
LHR
15h 13m
2 stops
£672United Airlines
Wed, 16 Sep - Wed, 30 Sep
United Airlines Logo
07:25 - 19:07
LHR
-
SDF
16h 42m
2 stops
United Airlines Logo
06:15 - 07:15
SDF
-
LHR
20h 00m
1 stop
£672United Airlines
Wed, 16 Sep - Wed, 30 Sep
British Airways Logo
10:05 - 17:31
LHR
-
SDF
12h 26m
1 stop
British Airways Logo
18:14 - 11:35
SDF
-
LHR
13h 21m
1 stop
£693British Airways
Wed, 21 Oct - Tue, 27 Oct

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Lufthansa flights from London to Louisville

Our best Lufthansa deals on London to Louisville flight tickets
Lufthansa
16 Sept
LHR08:30London Heathrow
16h 39m
2 stops
SDF20:09Louisville Intl
23 Sept
SDF13:07Louisville Intl
13h 08m
1 stop
LHR07:15London Heathrow
£655
Lufthansa
16 Sept
LHR08:30London Heathrow
16h 39m
2 stops
SDF20:09Louisville Intl
23 Sept
SDF13:56Louisville Intl
17h 44m
2 stops
LHR12:40London Heathrow
£659
Lufthansa
1 Sept
LHR11:30London Heathrow
17h 29m
2 stops
SDF23:59Louisville Intl
17 Sept
SDF18:15Louisville Intl
12h 40m
1 stop
LHR11:55London Heathrow
£662

Iberia flights from London to Louisville

Our best Iberia deals on London to Louisville flight tickets
Iberia
16 Sept
LGW20:40London Gatwick
30h 53m
2 stops
SDF22:33Louisville Intl
30 Sept
SDF10:29Louisville Intl
19h 21m
2 stops
LGW10:50London Gatwick
£726
Iberia
19 Sept
LGW20:40London Gatwick
30h 53m
2 stops
SDF22:33Louisville Intl
26 Sept
SDF17:59Louisville Intl
35h 51m
2 stops
LGW10:50London Gatwick
£753
Iberia
16 Sept
LGW20:40London Gatwick
30h 53m
2 stops
SDF22:33Louisville Intl
30 Sept
SDF14:41Louisville Intl
15h 09m
2 stops
LGW10:50London Gatwick
£780

momondo 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, momondo users made 279,928 searches. Data last updated 1 August 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

LHR - SDF

LHRSDF

London Heathrow

Thu 10/9

06:40-23:59

2 stops22h 19m

Louisville Intl

Thu 17/9

15:43-17:40

2 stops20h 57m

£561

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Fri 11/9

06:40-21:59

2 stops20h 19m

Louisville Intl

Fri 18/9

15:43-13:35

2 stops16h 52m

£562

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Thu 1/10

09:20-20:33

1 stop16h 13m

Louisville Intl

Sun 18/10

19:55-07:15

1 stop30h 20m

£653

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 16/9

07:30-20:09

2 stops17h 39m

Louisville Intl

Wed 30/9

13:25-07:15

1 stop12h 50m

£655

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Tue 1/9

08:30-19:07

2 stops15h 37m

Louisville Intl

Thu 17/9

13:08-05:55

1 stop11h 47m

£655

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Thu 10/9

10:45-21:16

1 stop15h 31m

Louisville Intl

Thu 17/9

11:04-07:15

1 stop15h 11m

£664

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 16/9

15:00-23:22

1 stop13h 22m

Louisville Intl

Wed 30/9

12:38-06:55

1 stop13h 17m

£669

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 16/9

07:25-19:07

2 stops16h 42m

Louisville Intl

Wed 30/9

14:12-10:25

2 stops15h 13m

£672

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 16/9

07:25-19:07

2 stops16h 42m

Louisville Intl

Wed 30/9

06:15-07:15

1 stop20h 00m

£672
Fastest return journey

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 21/10

10:05-17:31

1 stop12h 26m

Louisville Intl

Tue 27/10

18:14-11:35

1 stop13h 21m

£693

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Louisville from

How to get the cheapest flight ticket from London to Louisville

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between London and Louisville?

Prices are currently low for flights on this route.

Typical prices usually range from £596 to £669.
The lowest price recently found on this route was £562.

What is the cheapest month to fly to Louisville?

The month of September is, on average, the cheapest month to fly to Louisville from London, with most prices found around £520. If you aren’t able to travel to Louisville during the month of September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of £583.

Can stopping save me money on London to Louisville flights?

You could potentially save up to 40% on your flight if you consider stops on a London to Louisville flight.

How have London to Louisville flight prices changed over time?

When to book flights from London to Louisville

Are you open to changing your travel dates? Check out the ideal times to fly from London to Louisville according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London to Louisville (LON to SDF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Louisville

Fastest flight time

12h 19m

Direct flights

None
The fastest flight from London to Louisville takes 12h 19m
There are no direct flights from London to Louisville. There are no popular flight routes from London to Louisville.
Search flight deals

Frequently asked questions about flying from London to Louisville

  • How far is London to Louisville Intl by plane?

    The straight-line distance from London to Louisville Intl is 4042.6 mi. By plane, this route typically takes 12h 19m.

  • When did momondo last update prices for flights from London to Louisville Intl Airport?

    Prices for flights from London to Louisville Intl Airport are updated daily.

  • How many operators does momondo search for flights from London to Louisville Intl Airport?

  • How old do you have to be to fly from London to Louisville Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London to Louisville Intl Airport.

  • What documentation or ID do you need to fly to Louisville Intl Airport?

    The travel and health documents you'll need for your trip to Louisville Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Louisville Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from London to Louisville?

Best airlines flying from London to Louisville

Compare and see reviews for airlines that fly from London to Louisville with momondo
Airline
Rating
Free Cancellation
Price
Virgin AtlanticPriceFrom £475Free CancellationRating
7.5
694 reviews
Search Virgin Atlantic flights
United AirlinesPriceFrom £479Free CancellationRating
7.4
10,062 reviews
Search United Airlines flights
LufthansaPriceFrom £483Free CancellationRating
6.8
8,174 reviews
Search Lufthansa flights
British AirwaysPriceFrom £522Free CancellationRating
6.7
8,136 reviews
Search British Airways flights
American AirlinesPriceFrom £593Free CancellationRating
7.1
11,845 reviews
Search American Airlines flights

Travelling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
Charlestown

Why use momondo?

Why should I use momondo to find a flight deal from London to Louisville?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Louisville from London.

Can I find flights from London to Louisville with flexible booking policies on momondo?

Yes. All flights to Louisville from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to Louisville?

Once all potential London to Louisville flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from London to Louisville right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of London to Louisville flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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