What is the cheapest airline that flies from London to Louisville Intl?

WestJet, Lufthansa, and British Airways are the most popular carriers operating from London to Louisville Intl

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.

$424 Cheap Flights from London to Louisville in 2025/26

1 adult

0 bags

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

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

Trusted and free

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

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from London to Louisville

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:00 pm - 2:41 pm

LGW

SDF

29h 41m2 stops

1:55 pm - 10:00 am

SDF

LGW

15h 05m1 stop

$632Multiple Airlines

Mon, Jan 12 - Mon, Jan 19

9:00 am - 8:28 pm

LHR

SDF

16h 28m2 stops

2:05 pm - 11:05 am

SDF

LHR

16h 00m2 stops

$776United Airlines

Mon, Feb 2 - Mon, Feb 9

11:00 am - 11:19 pm

LHR

SDF

17h 19m1 stop

1:15 pm - 9:15 am

SDF

LHR

15h 00m1 stop

$786British Airways

Mon, Feb 2 - Mon, Feb 9

11:45 am - 10:12 pm

LHR

SDF

15h 27m1 stop

8:07 am - 10:25 am

SDF

LHR

21h 18m1 stop

$813British Airways

Mon, Jan 12 - Mon, Jan 19

7:05 am - 11:50 pm

LHR

SDF

21h 45m3 stops

3:32 pm - 5:40 pm

SDF

LHR

21h 08m2 stops

$840Scandinavian Airlines

Mon, Feb 2 - Mon, Feb 9

9:30 am - 11:59 pm

LHR

SDF

19h 29m2 stops

2:05 pm - 5:55 am

SDF

LHR

10h 50m1 stop

$846Lufthansa

Fri, Feb 13 - Sat, Feb 21

6:40 am - 11:50 pm

LHR

SDF

22h 10m2 stops

3:32 pm - 4:00 pm

SDF

LHR

19h 28m2 stops

$850Scandinavian Airlines

Thu, Jan 22 - Mon, Jan 26

7:40 pm - 11:19 pm

LGW

SDF

32h 39m2 stops

1:32 pm - 7:00 pm

SDF

LGW

24h 28m2 stops

$912Iberia

Thu, Jan 22 - Mon, Jan 26

9:50 am - 11:23 pm

LCY

SDF

18h 33m2 stops

2:10 pm - 9:15 am

SDF

LCY

14h 05m2 stops

$934Lufthansa

Mon, Jan 12 - Mon, Jan 19

7:50 am - 11:19 pm

LCY

SDF

20h 29m2 stops

1:32 pm - 8:50 am

SDF

LCY

38h 18m2 stops

$947Iberia

Thu, Jan 22 - Mon, Jan 26

British Airways flights from London to Louisville

Our best British Airways deals on London to Louisville flight tickets

British Airways

Jan 30

LHR11:45 amLondon Heathrow

15h 27m

1 stop

SDF10:12 pmLouisville Intl

Feb 6

SDF3:33 pmLouisville Intl

10h 47m

1 stop

LHR7:20 amLondon Heathrow

$767

Find similar

British Airways

Feb 2

LHR11:00 amLondon Heathrow

17h 19m

1 stop

SDF11:19 pmLouisville Intl

Feb 9

SDF1:15 pmLouisville Intl

15h 00m

1 stop

LHR9:15 amLondon Heathrow

$786

Find similar

British Airways

Jan 30

LHR7:30 amLondon Heathrow

19h 42m

2 stops

SDF10:12 pmLouisville Intl

Feb 6

SDF8:07 amLouisville Intl

19h 08m

1 stop

LHR8:15 amLondon Heathrow

$794

Find similar

Lufthansa flights from London to Louisville

Our best Lufthansa deals on London to Louisville flight tickets

Lufthansa

Jan 30

LHR11:10 amLondon Heathrow

16h 20m

2 stops

SDF10:30 pmLouisville Intl

Feb 6

SDF2:05 pmLouisville Intl

10h 50m

1 stop

LHR5:55 amLondon Heathrow

$815

Find similar

Lufthansa

Feb 13

LHR9:30 amLondon Heathrow

19h 29m

2 stops

SDF11:59 pmLouisville Intl

Feb 21

SDF2:05 pmLouisville Intl

10h 50m

1 stop

LHR5:55 amLondon Heathrow

$846

Find similar

Lufthansa

Jan 12

LCY9:50 amLondon City

18h 33m

2 stops

SDF11:23 pmLouisville Intl

Jan 19

SDF2:10 pmLouisville Intl

14h 05m

2 stops

LCY9:15 amLondon City

$934

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonLouisville

LGW - SDF

LGWSDF

London Gatwick

Mon 1/12

2:00 pm-2:41 pm

2 stops29h 41m

Louisville Intl

Mon 1/19

1:55 pm-10:00 am

1 stop15h 05m

$632

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 2/2

9:00 am-8:28 pm

2 stops16h 28m

Louisville Intl

Mon 2/9

2:05 pm-11:05 am

2 stops16h 00m

$776

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 2/2

11:00 am-11:19 pm

1 stop17h 19m

Louisville Intl

Mon 2/9

1:15 pm-9:15 am

1 stop15h 00m

$786

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 1/12

11:45 am-10:12 pm

1 stop15h 27m

Louisville Intl

Mon 1/19

8:07 am-10:25 am

1 stop21h 18m

$813

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 2/2

7:05 am-11:50 pm

3 stops21h 45m

Louisville Intl

Mon 2/9

3:32 pm-5:40 pm

2 stops21h 08m

$840

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Fri 2/13

9:30 am-11:59 pm

2 stops19h 29m

Louisville Intl

Sat 2/21

2:05 pm-5:55 am

1 stop10h 50m

$846

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Thu 1/22

6:40 am-11:50 pm

2 stops22h 10m

Louisville Intl

Mon 1/26

3:32 pm-4:00 pm

2 stops19h 28m

$850

LondonLouisville

LGW - SDF

LGWSDF

London Gatwick

Thu 1/22

7:40 pm-11:19 pm

2 stops32h 39m

Louisville Intl

Mon 1/26

1:32 pm-7:00 pm

2 stops24h 28m

$912

LondonLouisville

LCY - SDF

LCYSDF

London City

Mon 1/12

9:50 am-11:23 pm

2 stops18h 33m

Louisville Intl

Mon 1/19

2:10 pm-9:15 am

2 stops14h 05m

$934

LondonLouisville

LCY - SDF

LCYSDF

London City

Thu 1/22

7:50 am-11:19 pm

2 stops20h 29m

Louisville Intl

Mon 1/26

1:32 pm-8:50 am

2 stops38h 18m

$947

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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 during the month September is also very affordable. Most momondo users find prices during this month for around $699.

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

On average, the least expensive day to fly to Louisville from London 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 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 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 when booking weeks ahead of your departure date. In general, you can expect to find flights to Louisville for around $816 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Louisville from London for as low as $737 on momondo.

Can stopping save me money on London to Louisville flights?

You could potentially save up to 4% on your flight if you consider stops on a London to Louisville flight.

How have London to Louisville flight prices changed over time?

As of December 2025, prices for London to Louisville flights are approximately 0% more expensive when compared to flights at the same time last year.

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 52m
Direct flights	None

The fastest flight from London to Louisville takes 12h 52m

There are no direct flights from London to Louisville. There are no popular flight routes from London to Louisville.

Search flight deals

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 52m.
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.

French Lick

Elizabethtown

West Baden Springs

Bardstown

Jeffersonville

Shepherdsville

New Albany

Elizabeth

Corydon

Charlestown

Springfield

Brandenburg

Georgetown

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.