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Cheap flights from London Heathrow Airport to Louisville from $512

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 3/10. 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 round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:00 am - 10:13 pm
LHR
-
SDF
17h 13m
2 stops
United Airlines Logo
6:00 am - 9:20 pm
SDF
-
LHR
11h 20m
1 stop
$793United Airlines
Wed, Mar 18 - Wed, Mar 25
Lufthansa Logo
10:50 am - 10:30 pm
LHR
-
SDF
16h 40m
2 stops
Lufthansa Logo
1:55 pm - 6:45 am
SDF
-
LHR
11h 50m
1 stop
$794Lufthansa
Mon, Apr 20 - Mon, Apr 27
Lufthansa Logo
10:50 am - 10:30 pm
LHR
-
SDF
16h 40m
2 stops
Lufthansa Logo
1:55 pm - 6:45 am
SDF
-
LHR
11h 50m
1 stop
$795Lufthansa
Mon, Apr 20 - Mon, Apr 27
Lufthansa Logo
10:50 am - 10:30 pm
LHR
-
SDF
16h 40m
2 stops
Lufthansa Logo
2:20 pm - 5:55 am
SDF
-
LHR
10h 35m
1 stop
$801Lufthansa
Mon, Apr 20 - Mon, Apr 27
Scandinavian Airlines Logo
6:40 pm - 11:58 pm
LHR
-
SDF
34h 18m
2 stops
Scandinavian Airlines Logo
1:56 pm - 6:30 pm
SDF
-
LHR
24h 34m
2 stops
$803Scandinavian Airlines
Wed, Feb 25 - Tue, Mar 10
Lufthansa Logo
8:30 am - 11:12 pm
LHR
-
SDF
19h 42m
2 stops
Lufthansa Logo
5:43 pm - 5:05 pm
SDF
-
LHR
18h 22m
2 stops
$805Lufthansa
Mon, Apr 20 - Mon, Apr 27
Lufthansa Logo
9:30 am - 11:12 pm
LHR
-
SDF
18h 42m
2 stops
Lufthansa Logo
5:43 pm - 5:05 pm
SDF
-
LHR
18h 22m
2 stops
$806Lufthansa
Mon, Apr 20 - Mon, Apr 27
Scandinavian Airlines Logo
6:40 am - 10:47 pm
LHR
-
SDF
21h 07m
2 stops
Scandinavian Airlines Logo
3:05 pm - 4:00 pm
SDF
-
LHR
20h 55m
2 stops
$807Scandinavian Airlines
Mon, Mar 2 - Mon, Mar 9
Lufthansa Logo
7:30 am - 10:30 pm
LHR
-
SDF
20h 00m
2 stops
Lufthansa Logo
5:43 pm - 5:05 pm
SDF
-
LHR
18h 22m
2 stops
$812Lufthansa
Mon, Apr 20 - Mon, Apr 27
Virgin Atlantic Logo
3:50 pm - 5:01 pm
LHR
-
SDF
30h 11m
1 stop
Virgin Atlantic Logo
2:17 pm - 8:45 am
SDF
-
LHR
14h 28m
1 stop
$818Virgin Atlantic
Mon, Mar 2 - Mon, Mar 9

Virgin Atlantic flights from London Heathrow Airport to Louisville

Our best Virgin Atlantic deals on London Heathrow Airport to Louisville flight tickets
Virgin Atlantic
Feb 25
LHR8:55 amLondon Heathrow
13h 06m
1 stop
SDF5:01 pmLouisville Intl
Mar 10
SDF3:05 pmLouisville Intl
13h 55m
1 stop
LHR9:00 amLondon Heathrow
$819
Virgin Atlantic
Mar 23
LHR10:45 amLondon Heathrow
15h 58m
1 stop
SDF10:43 pmLouisville Intl
Mar 30
SDF10:13 amLouisville Intl
22h 02m
1 stop
LHR1:15 pmLondon Heathrow
$834
Virgin Atlantic
Mar 15
LHR1:00 pmLondon Heathrow
12h 15m
1 stop
SDF9:15 pmLouisville Intl
Mar 31
SDF12:48 pmLouisville Intl
12h 57m
1 stop
LHR6:45 amLondon Heathrow
$841

Scandinavian Airlines flights from London Heathrow Airport to Louisville

Our best Scandinavian Airlines deals on London Heathrow Airport to Louisville flight tickets
Scandinavian Airlines
Feb 25
LHR6:40 pmLondon Heathrow
34h 18m
2 stops
SDF11:58 pmLouisville Intl
Mar 10
SDF1:56 pmLouisville Intl
24h 34m
2 stops
LHR6:30 pmLondon Heathrow
$803
Scandinavian Airlines
Feb 26
LHR7:30 pmLondon Heathrow
33h 28m
2 stops
SDF11:58 pmLouisville Intl
Mar 2
SDF3:33 pmLouisville Intl
19h 27m
2 stops
LHR4:00 pmLondon Heathrow
$860

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 February 6, 2026.
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

Wed 3/18

9:00 am-10:13 pm

2 stops17h 13m

Louisville Intl

Wed 3/25

6:00 am-9:20 pm

1 stop11h 20m

$793

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 4/20

10:50 am-10:30 pm

2 stops16h 40m

Louisville Intl

Mon 4/27

1:55 pm-6:45 am

1 stop11h 50m

$794

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 4/20

10:50 am-10:30 pm

2 stops16h 40m

Louisville Intl

Mon 4/27

1:55 pm-6:45 am

1 stop11h 50m

$795

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 4/20

10:50 am-10:30 pm

2 stops16h 40m

Louisville Intl

Mon 4/27

2:20 pm-5:55 am

1 stop10h 35m

$801

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 2/25

6:40 pm-11:58 pm

2 stops34h 18m

Louisville Intl

Tue 3/10

1:56 pm-6:30 pm

2 stops24h 34m

$803

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 4/20

8:30 am-11:12 pm

2 stops19h 42m

Louisville Intl

Mon 4/27

5:43 pm-5:05 pm

2 stops18h 22m

$805

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 4/20

9:30 am-11:12 pm

2 stops18h 42m

Louisville Intl

Mon 4/27

5:43 pm-5:05 pm

2 stops18h 22m

$806

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 3/2

6:40 am-10:47 pm

2 stops21h 07m

Louisville Intl

Mon 3/9

3:05 pm-4:00 pm

2 stops20h 55m

$807

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 4/20

7:30 am-10:30 pm

2 stops20h 00m

Louisville Intl

Mon 4/27

5:43 pm-5:05 pm

2 stops18h 22m

$812

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 3/2

3:50 pm-5:01 pm

1 stop30h 11m

Louisville Intl

Mon 3/9

2:17 pm-8:45 am

1 stop14h 28m

$818

Flights are sorted by cheapest round-trip 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?

If you are unable to visit Louisville during the month of January, then departing from London Heathrow Airport during the month September is also very affordable. Most momondo users find prices during this month for around $709.

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 $809 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 $737 on momondo.

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

You could potentially save up to 37% 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

Fastest flight time

16h 33m

Direct flights

None
The fastest flight from London Heathrow Airport to Louisville takes 16h 33m
There are no direct flights from London Heathrow Airport to Louisville. There are no popular flight routes from London Heathrow Airport to Louisville.
Search flight deals

  • 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 16h 33m 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
Corydon
Elizabeth
Charlestown
Brandenburg
Springfield
Georgetown

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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