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Cheap flights from London Heathrow Airport to Louisville from $824

This is the cheapest round-trip 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 3/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London Heathrow Airport to Louisville

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
2:45 pm - 12:35 amLHR-SDF
13h 50m1 stop
British Airways Logo
5:00 pm - 9:15 amSDF-LHR
12h 15m1 stop
$824British Airways
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Mon, Mar 9 - Fri, Mar 13
Virgin Atlantic Logo
10:10 am - 9:45 pmLHR-SDF
15h 35m2 stops
Virgin Atlantic Logo
6:26 pm - 8:45 amSDF-LHR
10h 19m1 stop
$843Virgin Atlantic
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Mon, Mar 9 - Fri, Mar 13
Delta Logo
6:30 am - 6:48 pmLHR-SDF
17h 18m2 stops
Delta Logo
3:18 pm - 10:15 amSDF-LHR
13h 57m2 stops
$857Delta
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Fri, Nov 21 - Wed, Dec 3
American Airlines Logo
1:10 pm - 8:55 pmLHR-SDF
12h 45m1 stop
American Airlines Logo
8:30 pm - 2:25 pmSDF-LHR
12h 55m1 stop
$873American Airlines
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Wed, Apr 29 - Sun, May 3
Delta Logo
11:45 am - 11:59 pmLHR-SDF
17h 14m2 stops
Delta Logo
7:25 am - 7:05 amSDF-LHR
18h 40m2 stops
$878Delta
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Wed, Dec 17 - Wed, Dec 24
Multiple Airlines Logo
6:10 pm - 10:48 pmLHR-SDF
33h 38m2 stops
Multiple Airlines Logo
8:57 pm - 12:15 pmSDF-LHR
10h 18m1 stop
$897Multiple Airlines
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Fri, May 1 - Fri, May 8
American Airlines Logo
11:00 am - 7:44 pmLHR-SDF
13h 44m1 stop
American Airlines Logo
3:37 pm - 7:45 pmSDF-LHR
23h 08m1 stop
$929American Airlines
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Wed, Apr 29 - Sun, May 3
Multiple Airlines Logo
6:30 am - 8:52 pmLHR-SDF
18h 22m2 stops
Multiple Airlines Logo
2:59 pm - 10:50 amSDF-LHR
15h 51m2 stops
$950Multiple Airlines
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Mon, Mar 9 - Fri, Mar 13
United Airlines Logo
12:15 pm - 7:34 pmLHR-SDF
12h 19m1 stop
United Airlines Logo
7:30 am - 6:30 amSDF-LHR
18h 00m2 stops
$1,056United Airlines
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Fri, May 1 - Fri, May 8
United Airlines Logo
10:25 am - 8:32 pmLHR-SDF
15h 07m1 stop
United Airlines Logo
9:05 am - 6:30 amSDF-LHR
16h 25m2 stops
$1,224United Airlines
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Thu, Dec 18 - Thu, Dec 25

British Airways flights from London Heathrow Airport to Louisville

Our best British Airways deals on London Heathrow Airport to Louisville flight tickets
British Airways
Mar 9
LHR2:45 pmLondon Heathrow
13h 50m
1 stop
SDF12:35 amLouisville Intl
Mar 13
SDF5:00 pmLouisville Intl
12h 15m
1 stop
LHR9:15 amLondon Heathrow
$824
Find similar
British Airways
Nov 21
LHR2:10 pmLondon Heathrow
13h 45m
1 stop
SDF10:55 pmLouisville Intl
Dec 3
SDF4:18 pmLouisville Intl
11h 57m
1 stop
LHR9:15 amLondon Heathrow
$854
Find similar
British Airways
May 1
LHR1:10 pmLondon Heathrow
12h 45m
1 stop
SDF8:55 pmLouisville Intl
May 8
SDF4:45 pmLouisville Intl
10h 05m
1 stop
LHR7:50 amLondon Heathrow
$876
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Virgin Atlantic flights from London Heathrow Airport to Louisville

Our best Virgin Atlantic deals on London Heathrow Airport to Louisville flight tickets
Virgin Atlantic
Mar 9
LHR10:10 amLondon Heathrow
15h 35m
2 stops
SDF9:45 pmLouisville Intl
Mar 13
SDF6:26 pmLouisville Intl
10h 19m
1 stop
LHR8:45 amLondon Heathrow
$843
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Virgin Atlantic
Dec 17
LHR9:40 amLondon Heathrow
16h 33m
2 stops
SDF9:13 pmLouisville Intl
Dec 24
SDF4:49 pmLouisville Intl
13h 51m
1 stop
LHR11:40 amLondon Heathrow
$867
Find similar
Virgin Atlantic
Nov 12
LHR10:45 amLondon Heathrow
13h 27m
1 stop
SDF7:12 pmLouisville Intl
Nov 20
SDF6:35 amLouisville Intl
19h 30m
1 stop
LHR7:05 amLondon Heathrow
$1,044
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momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated November 3, 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

Mon 3/9

2:45 pm-12:35 am

1 stop13h 50m

Louisville Intl

Fri 3/13

5:00 pm-9:15 am

1 stop12h 15m

$824

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 3/9

10:10 am-9:45 pm

2 stops15h 35m

Louisville Intl

Fri 3/13

6:26 pm-8:45 am

1 stop10h 19m

$843

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Fri 11/21

6:30 am-6:48 pm

2 stops17h 18m

Louisville Intl

Wed 12/3

3:18 pm-10:15 am

2 stops13h 57m

$857

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 4/29

1:10 pm-8:55 pm

1 stop12h 45m

Louisville Intl

Sun 5/3

8:30 pm-2:25 pm

1 stop12h 55m

$873

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 12/17

11:45 am-11:59 pm

2 stops17h 14m

Louisville Intl

Wed 12/24

7:25 am-7:05 am

2 stops18h 40m

$878

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Fri 5/1

6:10 pm-10:48 pm

2 stops33h 38m

Louisville Intl

Fri 5/8

8:57 pm-12:15 pm

1 stop10h 18m

$897

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 4/29

11:00 am-7:44 pm

1 stop13h 44m

Louisville Intl

Sun 5/3

3:37 pm-7:45 pm

1 stop23h 08m

$929

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 3/9

6:30 am-8:52 pm

2 stops18h 22m

Louisville Intl

Fri 3/13

2:59 pm-10:50 am

2 stops15h 51m

$950

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Fri 5/1

12:15 pm-7:34 pm

1 stop12h 19m

Louisville Intl

Fri 5/8

7:30 am-6:30 am

2 stops18h 00m

$1,056

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Thu 12/18

10:25 am-8:32 pm

1 stop15h 07m

Louisville Intl

Thu 12/25

9:05 am-6:30 am

2 stops16h 25m

$1,224

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 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 cheapest month to fly to Louisville?

If you are unable to visit Louisville during the month of January, then departing from London Heathrow Airport during the month February is also very affordable. Most momondo users find prices during this month for around $683.

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

On average, the least expensive day to fly to Louisville from London Heathrow Airport is on a Thursday. momondo users have found tickets for Thursday departures for as low as $739. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from London Heathrow Airport to Louisville on a Saturday will generally be more expensive and average around $1,088. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our data shows that the cheapest London Heathrow Airport to Louisville flights are usually those with departure times at noon. Our users have found flights to Louisville at noon for as low as $800. In the morning is when there is more demand to fly to Louisville, so prices are often more expensive at around $1,088 per ticket.

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 $799 when searching weeks out. 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 $710 on momondo.

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

You could potentially save up to 13% 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 round-trip 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

Direct flights

None
There are no direct flights from London Heathrow Airport to Louisville. There are no popular flight routes from London Heathrow Airport to Louisville.
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  • How far is London Heathrow to Louisville Intl by plane?

    London Heathrow and Louisville Intl are 4030.3 mi apart from one another. Typically, this will take 11h 30m by plane in normal conditions.

  • 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 are updated daily.

  • 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 necessary travel and health documents for your Louisville Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
French Lick
Elizabethtown
West Baden Springs
Bardstown
Jeffersonville
Shepherdsville
New Albany
Elizabeth
Corydon
Charlestown
Springfield
Georgetown
Brandenburg

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?

All flight searches from London to Louisville on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for London to Louisville flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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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