Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from London to Louisville from $455

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 9/21. 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 to Louisville

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
6:40 am - 9:38 pm
LHR
-
SDF
19h 58m
2 stops
Scandinavian Airlines Logo
5:59 pm - 4:00 pm
SDF
-
LHR
18h 01m
2 stops
$760Scandinavian Airlines
Sat, Oct 24 - Wed, Oct 28
Scandinavian Airlines Logo
6:40 am - 12:34 am
LHR
-
SDF
22h 54m
2 stops
Scandinavian Airlines Logo
1:21 pm - 5:40 pm
SDF
-
LHR
23h 19m
2 stops
$775Scandinavian Airlines
Thu, Aug 27 - Thu, Sep 3
Scandinavian Airlines Logo
6:40 am - 11:59 pm
LHR
-
SDF
22h 19m
2 stops
Scandinavian Airlines Logo
1:59 pm - 6:30 pm
SDF
-
LHR
23h 31m
2 stops
$775Scandinavian Airlines
Thu, Oct 1 - Sun, Oct 18
Scandinavian Airlines Logo
6:40 am - 11:59 pm
LHR
-
SDF
22h 19m
2 stops
Scandinavian Airlines Logo
3:43 pm - 4:00 pm
SDF
-
LHR
19h 17m
2 stops
$777Scandinavian Airlines
Fri, Sep 11 - Fri, Sep 18
Scandinavian Airlines Logo
6:40 am - 9:59 pm
LHR
-
SDF
20h 19m
3 stops
Scandinavian Airlines Logo
3:43 pm - 4:00 pm
SDF
-
LHR
19h 17m
2 stops
$783Scandinavian Airlines
Fri, Sep 11 - Fri, Sep 18
Scandinavian Airlines Logo
5:00 pm - 12:02 am
LHR
-
SDF
36h 02m
2 stops
Scandinavian Airlines Logo
5:45 pm - 6:30 pm
SDF
-
LHR
19h 45m
2 stops
$788Scandinavian Airlines
Sat, Jan 16 - Wed, Jan 20
Scandinavian Airlines Logo
5:00 pm - 9:59 pm
LHR
-
SDF
33h 59m
2 stops
Scandinavian Airlines Logo
3:43 pm - 4:00 pm
SDF
-
LHR
19h 17m
2 stops
$789Scandinavian Airlines
Sat, Sep 12 - Sat, Sep 19
Scandinavian Airlines Logo
5:00 pm - 12:02 am
LHR
-
SDF
36h 02m
2 stops
Scandinavian Airlines Logo
5:45 pm - 6:30 pm
SDF
-
LHR
19h 45m
2 stops
$794Scandinavian Airlines
Sat, Jan 16 - Wed, Jan 20
Scandinavian Airlines Logo
5:00 pm - 12:02 am
LHR
-
SDF
36h 02m
2 stops
Scandinavian Airlines Logo
5:45 pm - 6:30 pm
SDF
-
LHR
19h 45m
2 stops
$797Scandinavian Airlines
Sat, Jan 16 - Wed, Jan 20
Scandinavian Airlines Logo
5:00 pm - 12:02 am
LHR
-
SDF
36h 02m
2 stops
Scandinavian Airlines Logo
5:45 pm - 6:30 pm
SDF
-
LHR
19h 45m
2 stops
$799Scandinavian Airlines
Sat, Jan 16 - Wed, Jan 20

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Finnair flights from London to Louisville

Our best Finnair deals on London to Louisville flight tickets
Finnair
Oct 1
LHR2:25 pmLondon Heathrow
13h 08m
1 stop
SDF10:33 pmLouisville Intl
Oct 18
SDF6:14 pmLouisville Intl
31h 36m
1 stop
LHR6:50 amLondon Heathrow
$879
Finnair
Sep 15
LHR2:25 pmLondon Heathrow
13h 08m
1 stop
SDF10:33 pmLouisville Intl
Sep 22
SDF5:59 pmLouisville Intl
13h 16m
1 stop
LHR12:15 pmLondon Heathrow
$890
Finnair
Oct 1
LHR2:25 pmLondon Heathrow
13h 08m
1 stop
SDF10:33 pmLouisville Intl
Oct 18
SDF6:14 pmLouisville Intl
31h 36m
1 stop
LHR6:50 amLondon Heathrow
$916

Virgin Atlantic flights from London to Louisville

Our best Virgin Atlantic deals on London to Louisville flight tickets
Virgin Atlantic
Sep 15
LHR1:25 pmLondon Heathrow
15h 34m
1 stop
SDF11:59 pmLouisville Intl
Sep 22
SDF3:43 pmLouisville Intl
10h 32m
1 stop
LHR7:15 amLondon Heathrow
$903
Virgin Atlantic
Sep 7
LHR12:25 pmLondon Heathrow
16h 31m
1 stop
SDF11:56 pmLouisville Intl
Sep 21
SDF3:43 pmLouisville Intl
10h 32m
1 stop
LHR7:15 amLondon Heathrow
$936
Virgin Atlantic
Sep 15
LHR11:45 amLondon Heathrow
17h 14m
2 stops
SDF11:59 pmLouisville Intl
Sep 22
SDF1:15 pmLouisville Intl
16h 25m
2 stops
LHR10:40 amLondon Heathrow
$941

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated August 2, 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 round-trip
Quickest round-trip

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Sat 10/24

6:40 am-9:38 pm

2 stops19h 58m

Louisville Intl

Wed 10/28

5:59 pm-4:00 pm

2 stops18h 01m

$760

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Thu 8/27

6:40 am-12:34 am

2 stops22h 54m

Louisville Intl

Thu 9/3

1:21 pm-5:40 pm

2 stops23h 19m

$775

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Thu 10/1

6:40 am-11:59 pm

2 stops22h 19m

Louisville Intl

Sun 10/18

1:59 pm-6:30 pm

2 stops23h 31m

$775

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Fri 9/11

6:40 am-11:59 pm

2 stops22h 19m

Louisville Intl

Fri 9/18

3:43 pm-4:00 pm

2 stops19h 17m

$777

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Fri 9/11

6:40 am-9:59 pm

3 stops20h 19m

Louisville Intl

Fri 9/18

3:43 pm-4:00 pm

2 stops19h 17m

$783

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Sat 1/16

5:00 pm-12:02 am

2 stops36h 02m

Louisville Intl

Wed 1/20

5:45 pm-6:30 pm

2 stops19h 45m

$788

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Sat 9/12

5:00 pm-9:59 pm

2 stops33h 59m

Louisville Intl

Sat 9/19

3:43 pm-4:00 pm

2 stops19h 17m

$789

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Sat 1/16

5:00 pm-12:02 am

2 stops36h 02m

Louisville Intl

Wed 1/20

5:45 pm-6:30 pm

2 stops19h 45m

$794

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Sat 1/16

5:00 pm-12:02 am

2 stops36h 02m

Louisville Intl

Wed 1/20

5:45 pm-6:30 pm

2 stops19h 45m

$797

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Sat 1/16

5:00 pm-12:02 am

2 stops36h 02m

Louisville Intl

Wed 1/20

5:45 pm-6:30 pm

2 stops19h 45m

$799

Flights are sorted by cheapest round-trip 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 $802 to $900.
The lowest price recently found on this route was $756.

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 during the month February is also very affordable. Most momondo users find prices during this month for around $785.

Can stopping save me money on London to Louisville flights?

You could potentially save up to 21% 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 round-trip 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 31m

Direct flights

None
The fastest flight from London to Louisville takes 12h 31m
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?

    A flight from London to Louisville Intl will travel around 4042.6 mi. In terms of flight time, this usually takes a little over 12h 31m.

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

    Prices for flights from London to Louisville Intl Airport are refreshed on a daily basis.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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.

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
New Albany
Shepherdsville
Elizabeth
Corydon
Charlestown
Brandenburg
Georgetown
Springfield

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Louisville for you.

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

Yes. momondo enables you to select and highlight flights to Louisville from London with this policy.

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

momondo helps you find the best flight between London and Louisville by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Louisville from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Louisville trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 9/1
Tue 9/8
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States