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Cheap flights from London Heathrow Airport to Louisville from $319

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 9/28. 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

Find the cheapest flights from London Heathrow Airport to Louisville

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
6:40 am - 12:02 am
LHR
-
SDF
22h 22m
2 stops
Scandinavian Airlines Logo
1:00 pm - 9:40 pm
SDF
-
LHR
27h 40m
2 stops
$750Scandinavian Airlines
Wed, Nov 11 - Sat, Nov 14
Scandinavian Airlines Logo
6:40 am - 12:02 am
LHR
-
SDF
22h 22m
2 stops
Scandinavian Airlines Logo
1:00 pm - 4:25 pm
SDF
-
LHR
22h 25m
3 stops
$773Scandinavian Airlines
Wed, Nov 11 - Sat, Nov 14
Scandinavian Airlines Logo
7:05 am - 12:02 am
LHR
-
SDF
21h 57m
3 stops
Scandinavian Airlines Logo
1:00 pm - 4:25 pm
SDF
-
LHR
22h 25m
3 stops
$777Scandinavian Airlines
Wed, Nov 11 - Sat, Nov 14
Scandinavian Airlines Logo
6:40 am - 12:02 am
LHR
-
SDF
22h 22m
2 stops
Scandinavian Airlines Logo
3:24 pm - 5:40 pm
SDF
-
LHR
21h 16m
2 stops
$782Scandinavian Airlines
Wed, Dec 2 - Sun, Dec 6
Scandinavian Airlines Logo
6:40 am - 12:02 am
LHR
-
SDF
22h 22m
2 stops
Scandinavian Airlines Logo
3:24 pm - 5:40 pm
SDF
-
LHR
21h 16m
2 stops
$783Scandinavian Airlines
Wed, Dec 2 - Sun, Dec 6
Scandinavian Airlines Logo
6:40 am - 12:02 am
LHR
-
SDF
22h 22m
2 stops
Scandinavian Airlines Logo
3:24 pm - 5:40 pm
SDF
-
LHR
21h 16m
2 stops
$784Scandinavian Airlines
Wed, Dec 2 - Sun, Dec 6
Scandinavian Airlines Logo
7:30 pm - 11:59 pm
LHR
-
SDF
33h 29m
2 stops
Scandinavian Airlines Logo
3:24 pm - 6:30 pm
SDF
-
LHR
23h 06m
2 stops
$796Scandinavian Airlines
Wed, Sep 23 - Fri, Oct 30
Lufthansa Logo
8:30 am - 7:15 pm
LHR
-
SDF
15h 45m
2 stops
Lufthansa Logo
10:05 am - 6:55 am
SDF
-
LHR
15h 50m
1 stop
$839Lufthansa
Fri, Sep 4 - Wed, Sep 9
Lufthansa Logo
7:30 am - 7:15 pm
LHR
-
SDF
16h 45m
2 stops
Lufthansa Logo
10:05 am - 7:40 am
SDF
-
LHR
16h 35m
2 stops
$844Lufthansa
Fri, Sep 4 - Wed, Sep 9
Lufthansa Logo
7:30 am - 7:05 pm
LHR
-
SDF
16h 35m
2 stops
Lufthansa Logo
1:07 pm - 12:40 pm
SDF
-
LHR
18h 33m
2 stops
$846Lufthansa
Wed, Sep 16 - Wed, Sep 23

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Air Canada flights from London Heathrow Airport to Louisville

Our best Air Canada deals on London Heathrow Airport to Louisville flight tickets
Air Canada
Sep 1
LHR2:05 pmLondon Heathrow
28h 06m
2 stops
SDF1:11 pmLouisville Intl
Sep 17
SDF7:10 amLouisville Intl
21h 50m
2 stops
LHR10:00 amLondon Heathrow
$883
Air Canada
Sep 1
LHR2:05 pmLondon Heathrow
27h 17m
2 stops
SDF12:22 pmLouisville Intl
Sep 17
SDF7:10 amLouisville Intl
18h 25m
2 stops
LHR6:35 amLondon Heathrow
$887
Air Canada
Jul 9
LHR9:30 amLondon Heathrow
36h 33m
2 stops
SDF5:03 pmLouisville Intl
Jul 19
SDF9:00 amLouisville Intl
40h 30m
2 stops
LHR6:30 amLondon Heathrow
$915

United Airlines flights from London Heathrow Airport to Louisville

Our best United Airlines deals on London Heathrow Airport to Louisville flight tickets
United Airlines
Sep 16
LHR7:25 amLondon Heathrow
16h 42m
2 stops
SDF7:07 pmLouisville Intl
Sep 21
SDF6:15 amLouisville Intl
21h 05m
1 stop
LHR8:20 amLondon Heathrow
$855
United Airlines
Dec 2
LHR7:30 amLondon Heathrow
17h 04m
2 stops
SDF7:34 pmLouisville Intl
Dec 6
SDF1:55 pmLouisville Intl
11h 00m
1 stop
LHR5:55 amLondon Heathrow
$856
United Airlines
Sep 1
LHR2:05 pmLondon Heathrow
27h 17m
2 stops
SDF12:22 pmLouisville Intl
Sep 17
SDF11:00 amLouisville Intl
15h 15m
1 stop
LHR7:15 amLondon Heathrow
$879

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 June 28, 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

Cheapest round-trip

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 11/11

6:40 am-12:02 am

2 stops22h 22m

Louisville Intl

Sat 11/14

1:00 pm-9:40 pm

2 stops27h 40m

$750

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 11/11

6:40 am-12:02 am

2 stops22h 22m

Louisville Intl

Sat 11/14

1:00 pm-4:25 pm

3 stops22h 25m

$773

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 11/11

7:05 am-12:02 am

3 stops21h 57m

Louisville Intl

Sat 11/14

1:00 pm-4:25 pm

3 stops22h 25m

$777

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 12/2

6:40 am-12:02 am

2 stops22h 22m

Louisville Intl

Sun 12/6

3:24 pm-5:40 pm

2 stops21h 16m

$782

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 12/2

6:40 am-12:02 am

2 stops22h 22m

Louisville Intl

Sun 12/6

3:24 pm-5:40 pm

2 stops21h 16m

$783

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 12/2

6:40 am-12:02 am

2 stops22h 22m

Louisville Intl

Sun 12/6

3:24 pm-5:40 pm

2 stops21h 16m

$784

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 9/23

7:30 pm-11:59 pm

2 stops33h 29m

Louisville Intl

Fri 10/30

3:24 pm-6:30 pm

2 stops23h 06m

$796
Quickest round-trip

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Fri 9/4

8:30 am-7:15 pm

2 stops15h 45m

Louisville Intl

Wed 9/9

10:05 am-6:55 am

1 stop15h 50m

$839

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Fri 9/4

7:30 am-7:15 pm

2 stops16h 45m

Louisville Intl

Wed 9/9

10:05 am-7:40 am

2 stops16h 35m

$844

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 9/16

7:30 am-7:05 pm

2 stops16h 35m

Louisville Intl

Wed 9/23

1:07 pm-12:40 pm

2 stops18h 33m

$846

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 September, then departing from London Heathrow Airport during the month April is also very affordable. Most momondo users find prices during this month for around $701.

How far in advance should I book a flight from London Heathrow Airport 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 $958 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 $532 on momondo.

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

You could potentially save up to 1% 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

14h 38m

Direct flights

None
The fastest flight from London Heathrow Airport to Louisville takes 14h 38m
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

Frequently asked questions about flying from London Heathrow Airport to Louisville

  • 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 14h 38m 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
Jeffersonville
West Baden Springs
Bardstown
Shepherdsville
New Albany
Elizabeth
Charlestown
Corydon
Brandenburg
Georgetown
Springfield

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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