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Cheap flights from London Heathrow Airport to Louisville from £336

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 Heathrow Airport to Louisville departing on 17/9. 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
0 bags

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Find the cheapest flights from London Heathrow Airport to Louisville

Cheap return flights

United Airlines Logo
08:45 - 21:02LHR-SDF
17h 17m2 stops
United Airlines Logo
13:58 - 11:45SDF-LHR
16h 47m1 stop
£484United Airlines
Find Deal
Tue, 23 Sep - Tue, 7 Oct
United Airlines Logo
07:25 - 18:58LHR-SDF
16h 33m2 stops
United Airlines Logo
19:36 - 11:45SDF-LHR
11h 09m1 stop
£487United Airlines
Find Deal
Sat, 13 Sep - Sat, 20 Sep
British Airways Logo
11:05 - 17:38LHR-SDF
11h 33m1 stop
British Airways Logo
16:28 - 07:40SDF-LHR
10h 12m1 stop
£499British Airways
Find Deal
Tue, 23 Sep - Tue, 7 Oct
Lufthansa Logo
14:10 - 22:24LHR-SDF
13h 14m1 stop
Lufthansa Logo
09:55 - 10:40SDF-LHR
19h 45m1 stop
£504Lufthansa
Find Deal
Sat, 13 Sep - Sat, 27 Sep
Logo
10:00 - 20:00LHR-SDF
15h 00m1 stop
Logo
13:00 - 06:55SDF-LHR
12h 55m1 stop
£511
Find Deal
Sat, 13 Sep - Sat, 20 Sep
British Airways Logo
09:15 - 18:39LHR-SDF
14h 24m1 stop
British Airways Logo
17:18 - 09:05SDF-LHR
10h 47m1 stop
£526British Airways
Find Deal
Wed, 17 Sep - Fri, 3 Oct
Lufthansa Logo
14:10 - 22:24LHR-SDF
13h 14m1 stop
Lufthansa Logo
13:40 - 06:45SDF-LHR
12h 05m1 stop
£582Lufthansa
Find Deal
Fri, 29 Aug - Fri, 5 Sep
Scandinavian Airlines Logo
07:05 - 21:13LHR-SDF
19h 08m3 stops
Scandinavian Airlines Logo
12:54 - 21:40SDF-LHR
27h 46m2 stops
£686Scandinavian Airlines
Find Deal
Tue, 23 Sep - Tue, 7 Oct
Scandinavian Airlines Logo
06:40 - 21:14LHR-SDF
19h 34m3 stops
Scandinavian Airlines Logo
15:11 - 13:35SDF-LHR
17h 24m2 stops
£707Scandinavian Airlines
Find Deal
Fri, 29 Aug - Fri, 5 Sep
Logo
07:40 - 22:44LHR-SDF
20h 04m3 stops
Logo
10:14 - 11:50SDF-LHR
20h 36m3 stops
£768
Find Deal
Sat, 13 Sep - Sat, 20 Sep

United Airlines flights from London Heathrow Airport to Louisville

Our best United Airlines deals on London Heathrow Airport to Louisville flight tickets
United Airlines
23 Sept
LHR08:45London Heathrow
17h 17m
2 stops
SDF21:02Louisville Intl
7 Oct
SDF13:58Louisville Intl
16h 47m
1 stop
LHR11:45London Heathrow
£484
Find similar
United Airlines
13 Sept
LHR07:25London Heathrow
16h 33m
2 stops
SDF18:58Louisville Intl
20 Sept
SDF19:36Louisville Intl
11h 09m
1 stop
LHR11:45London Heathrow
£487
Find similar
United Airlines
17 Sept
LHR11:30London Heathrow
32h 20m
2 stops
SDF14:50Louisville Intl
3 Oct
SDF19:20Louisville Intl
33h 15m
2 stops
LHR09:35London Heathrow
£487
Find similar

British Airways flights from London Heathrow Airport to Louisville

Our best British Airways deals on London Heathrow Airport to Louisville flight tickets
British Airways
23 Sept
LHR11:05London Heathrow
11h 33m
1 stop
SDF17:38Louisville Intl
7 Oct
SDF16:28Louisville Intl
10h 12m
1 stop
LHR07:40London Heathrow
£499
Find similar
British Airways
17 Sept
LHR09:15London Heathrow
14h 24m
1 stop
SDF18:39Louisville Intl
3 Oct
SDF17:18Louisville Intl
10h 47m
1 stop
LHR09:05London Heathrow
£526
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport 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 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Tue 23/9

08:45-21:02

2 stops17h 17m

Louisville Intl

Tue 7/10

13:58-11:45

1 stop16h 47m

£484

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Sat 13/9

07:25-18:58

2 stops16h 33m

Louisville Intl

Sat 20/9

19:36-11:45

1 stop11h 09m

£487

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Tue 23/9

11:05-17:38

1 stop11h 33m

Louisville Intl

Tue 7/10

16:28-07:40

1 stop10h 12m

£499

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Sat 13/9

14:10-22:24

1 stop13h 14m

Louisville Intl

Sat 27/9

09:55-10:40

1 stop19h 45m

£504

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Sat 13/9

10:00-20:00

1 stop15h 00m

Louisville Intl

Sat 20/9

13:00-06:55

1 stop12h 55m

£511

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 17/9

09:15-18:39

1 stop14h 24m

Louisville Intl

Fri 3/10

17:18-09:05

1 stop10h 47m

£526

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Fri 29/8

14:10-22:24

1 stop13h 14m

Louisville Intl

Fri 5/9

13:40-06:45

1 stop12h 05m

£582

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Tue 23/9

07:05-21:13

3 stops19h 08m

Louisville Intl

Tue 7/10

12:54-21:40

2 stops27h 46m

£686

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Fri 29/8

06:40-21:14

3 stops19h 34m

Louisville Intl

Fri 5/9

15:11-13:35

2 stops17h 24m

£707

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Sat 13/9

07:40-22:44

3 stops20h 04m

Louisville Intl

Sat 20/9

10:14-11:50

3 stops20h 36m

£768

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Louisville from

How to get the cheapest flight ticket from London Heathrow Airport 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 Heathrow Airport and Louisville?

What is the cheapest month to fly to Louisville?

The month of January is, on average, the cheapest month to fly to Louisville from London Heathrow Airport, with most prices found around £444. If you aren’t able to travel to Louisville during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of £516.

What is the cheapest day to depart on your flight to Louisville?

The cheapest day to depart from London Heathrow Airport to Louisville is on a Tuesday. Travellers who choose to depart for Louisville on a Tuesday will often find tickets for as low as £522. The most expensive day to fly to Louisville is Sunday, with ticket prices averaging around £653.

What is the cheapest time of day to depart on your flight to Louisville?

The cheapest time of day to fly to Louisville is in the afternoon when flights can be purchased for as low as £562. Try not to purchase tickets in the evening because they tend to be around £689. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Louisville?

You are more likely to see cheaper flights to Louisville from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Louisville for around £604 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Louisville from London Heathrow Airport for as low as £538 on momondo.

Can stopping save me money on London Heathrow Airport to Louisville flights?

You could potentially save up to 19% on your flight if you consider stops on a London Heathrow Airport to Louisville flight.

When to book flights from London Heathrow Airport to Louisville

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

Cheap London Heathrow Airport to Louisville (LHR to SDF) flight deals and tips

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

Best price found

£336

Fastest flight time

11h 33m

Direct flights

None

Airports in Louisville

1 airport
The best one-way flight to Louisville from London Heathrow Airport in the past 72 hours is £336. The best return flight deal from London Heathrow Airport to Louisville found on momondo in the last 72 hours is £484.
The fastest flight from London Heathrow Airport to Louisville takes 11h 33m
There are no direct flights from London Heathrow Airport to Louisville. Popular non-direct route for this connection is London Heathrow Airport - Louisville Intl Airport.
There is 1 airport near Louisville: Louisville Intl (SDF)
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  • How far is London Heathrow to Louisville Intl by plane?

    The straight-line distance from London Heathrow to Louisville Intl is 4030.3 mi. Flights usually cover this in 11h 33m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from London Heathrow Airport to Louisville Intl Airport were last updated today.

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

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

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

    The travel and health documents required for your trip to Louisville Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Louisville Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Best airlines flying from London Heathrow Airport to Louisville

Compare and see reviews for airlines that fly from London Heathrow Airport to Louisville with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £427Free CancellationRating
6.6
7,222 reviews
Search British Airways flights
Air FrancePriceFrom £427Free CancellationRating
7.5
1,465 reviews
Search Air France flights
FinnairPriceFrom £444Free CancellationRating
7.6
1,316 reviews
Search Finnair flights
American AirlinesPriceFrom £448Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
KLMPriceFrom £453Free CancellationRating
7.8
1,383 reviews
Search KLM flights
Virgin AtlanticPriceFrom £467Free CancellationRating
7.4
655 reviews
Search Virgin Atlantic flights
LufthansaPriceFrom £468Free CancellationRating
6.8
7,275 reviews
Search Lufthansa flights
IberiaPriceFrom £468Free CancellationRating
7.0
2,859 reviews
Search Iberia flights
United AirlinesPriceFrom £503Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights

Why use momondo?

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

It is quick and easy to find London to Louisville flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Louisville that suits you.

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

Yes. momondo allows you to filter the results for London to Louisville flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Louisville from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Louisville from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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