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

American Airlines, Aer Lingus, and Delta are the most popular carriers operating from Louisville Intl to United Kingdom

What airlines fly to United Kingdom?

British Airways, American Airlines and United Airlines are the top three most popular airlines that fly to United Kingdom from Louisville according to our data. British Airways is the first choice among our users, with 49% of people opting to fly with this airline when traveling to United Kingdom. Keep in mind that there are 9 different airlines that fly to United Kingdom on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Louisville Intl Airport to United Kingdom?

Prices for flights from Louisville Intl Airport to United Kingdom are updated daily.

How many operators does momondo search for flights from Louisville Intl Airport to United Kingdom?

As of April 2026, there are 5 operators available to choose from for flights from Louisville Intl Airport to United Kingdom.

How old do you have to be to fly from Louisville Intl Airport to United Kingdom?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to United Kingdom.

What documentation or ID do you need to fly to United Kingdom?

The travel and health documents required for your trip to United Kingdom can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United Kingdom. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$337 Cheap Flights from Louisville to the United Kingdom in 2026

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Find the cheapest flights from Louisville to the United Kingdom

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:00 pm - 6:50 pm

SDF

LHR

24h 50m

3 stops

6:40 am - 11:59 pm

LHR

SDF

22h 19m

2 stops

$833Scandinavian Airlines

Tue, Sep 1 - Thu, Sep 17

1:00 pm - 9:20 am

SDF

LHR

15h 20m

2 stops

6:40 am - 11:59 pm

LHR

SDF

22h 19m

2 stops

$852Scandinavian Airlines

Sat, Sep 12 - Sat, Sep 19

8:06 pm - 4:30 pm

SDF

EDI

15h 24m

2 stops

11:25 am - 5:51 pm

EDI

SDF

11h 26m

1 stop

$860American Airlines

Tue, Aug 25 - Tue, Sep 1

8:06 pm - 4:30 pm

SDF

EDI

15h 24m

2 stops

11:25 am - 10:34 pm

EDI

SDF

16h 09m

1 stop

$861American Airlines

Tue, Aug 25 - Tue, Sep 1

9:30 am - 10:10 am

SDF

GLA

19h 40m

2 stops

2:00 pm - 10:57 pm

GLA

SDF

13h 57m

1 stop

$868United Airlines

Mon, Aug 24 - Thu, Aug 27

9:00 am - 8:25 am

SDF

EDI

18h 25m

1 stop

9:00 am - 6:56 pm

EDI

SDF

14h 56m

2 stops

$871United Airlines

Tue, Aug 25 - Tue, Sep 1

12:53 pm - 11:50 am

SDF

EDI

17h 57m

1 stop

2:05 pm - 11:59 pm

EDI

SDF

14h 54m

2 stops

$875Delta

Mon, Sep 7 - Tue, Sep 22

3:59 pm - 12:50 pm

SDF

LHR

15h 51m

1 stop

12:20 pm - 10:58 pm

LHR

SDF

39h 38m

2 stops

$878British Airways

Fri, Sep 11 - Sun, Sep 13

7:29 pm - 2:25 pm

SDF

LHR

13h 56m

1 stop

6:15 am - 12:07 am

LHR

SDF

22h 52m

2 stops

$886British Airways

Wed, Sep 9 - Tue, Sep 22

12:42 pm - 4:10 pm

SDF

GLA

22h 28m

2 stops

6:00 am - 7:08 pm

GLA

SDF

18h 08m

2 stops

$938Delta

Sun, May 10 - Tue, May 19

British Airways flights from Louisville to United Kingdom

Our best British Airways deals on Louisville to United Kingdom flight tickets

British Airways

Sep 9

SDF7:29 pmLouisville Intl

13h 56m

1 stop

LHR2:25 pmLondon Heathrow

Sep 22

LHR6:15 amLondon Heathrow

22h 52m

2 stops

SDF12:07 amLouisville Intl

$886

British Airways

Sep 9

SDF3:32 pmLouisville Intl

14h 18m

1 stop

LHR10:50 amLondon Heathrow

Sep 22

LHR6:15 amLondon Heathrow

22h 52m

2 stops

SDF12:07 amLouisville Intl

$888

British Airways

Aug 17

SDF2:43 pmLouisville Intl

11h 07m

1 stop

LHR6:50 amLondon Heathrow

Aug 25

LHR3:00 pmLondon Heathrow

12h 47m

1 stop

SDF10:47 pmLouisville Intl

$891

Iberia flights from Louisville to United Kingdom

Our best Iberia deals on Louisville to United Kingdom flight tickets

Iberia

Apr 27

SDF11:16 amLouisville Intl

18h 34m

2 stops

LGW10:50 amLondon Gatwick

May 4

LGW8:40 pmLondon Gatwick

29h 50m

2 stops

SDF9:30 pmLouisville Intl

$919

Iberia

May 6

SDF12:11 pmLouisville Intl

17h 19m

1 stop

LHR10:30 amLondon Heathrow

May 13

LHR7:50 amLondon Heathrow

18h 40m

2 stops

SDF9:30 pmLouisville Intl

$925

Iberia

Aug 23

SDF6:11 pmLouisville Intl

11h 19m

1 stop

LHR10:30 amLondon Heathrow

Sep 1

LHR7:50 amLondon Heathrow

20h 11m

2 stops

SDF11:01 pmLouisville Intl

$937

momondo Fare Finder

Use the filters below to find and compare flights from Louisville to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Tue 9/1

1:00 pm-6:50 pm

3 stops24h 50m

London Heathrow

Thu 9/17

6:40 am-11:59 pm

2 stops22h 19m

$833

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Sat 9/12

1:00 pm-9:20 am

2 stops15h 20m

London Heathrow

Sat 9/19

6:40 am-11:59 pm

2 stops22h 19m

$852

Quickest round-trip

LouisvilleEdinburgh

SDF - EDI

SDFEDI

Louisville Intl

Tue 8/25

8:06 pm-4:30 pm

2 stops15h 24m

Edinburgh Turnhouse

Tue 9/1

11:25 am-5:51 pm

1 stop11h 26m

$860

LouisvilleEdinburgh

SDF - EDI

SDFEDI

Louisville Intl

Tue 8/25

8:06 pm-4:30 pm

2 stops15h 24m

Edinburgh Turnhouse

Tue 9/1

11:25 am-10:34 pm

1 stop16h 09m

$861

LouisvilleGlasgow

SDF - GLA

SDFGLA

Louisville Intl

Mon 8/24

9:30 am-10:10 am

2 stops19h 40m

Glasgow Intl

Thu 8/27

2:00 pm-10:57 pm

1 stop13h 57m

$868

LouisvilleEdinburgh

SDF - EDI

SDFEDI

Louisville Intl

Tue 8/25

9:00 am-8:25 am

1 stop18h 25m

Edinburgh Turnhouse

Tue 9/1

9:00 am-6:56 pm

2 stops14h 56m

$871

LouisvilleEdinburgh

SDF - EDI

SDFEDI

Louisville Intl

Mon 9/7

12:53 pm-11:50 am

1 stop17h 57m

Edinburgh Turnhouse

Tue 9/22

2:05 pm-11:59 pm

2 stops14h 54m

$875

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Fri 9/11

3:59 pm-12:50 pm

1 stop15h 51m

London Heathrow

Sun 9/13

12:20 pm-10:58 pm

2 stops39h 38m

$878

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Wed 9/9

7:29 pm-2:25 pm

1 stop13h 56m

London Heathrow

Tue 9/22

6:15 am-12:07 am

2 stops22h 52m

$886

LouisvilleGlasgow

SDF - GLA

SDFGLA

Louisville Intl

Sun 5/10

12:42 pm-4:10 pm

2 stops22h 28m

Glasgow Intl

Tue 5/19

6:00 am-7:08 pm

2 stops18h 08m

$938

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 Louisville to United Kingdom

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 United Kingdom?

In general, October is the cheapest month to fly from Louisville to United Kingdom. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $696. If you aren’t able to travel to United Kingdom during the month of October, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $707.

How far in advance should I book a flight to United Kingdom?

You are more likely to see cheaper flights to United Kingdom from Louisville when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around $879 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Louisville for as low as $688 on momondo.

Can stopping save me money on Louisville to United Kingdom flights?

You could potentially save up to 15% on your flight if you consider stops on a Louisville to United Kingdom flight.

Cheap Louisville to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to United Kingdom

Fastest flight time	9h 50m
Direct flights	None

The fastest flight from Louisville to United Kingdom takes 9h 50m

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

Search flight deals

Frequently asked questions about flying from Louisville to the United Kingdom

When did momondo last update prices for flights from Louisville Intl Airport to United Kingdom?
Prices for flights from Louisville Intl Airport to United Kingdom are updated daily.
How many operators does momondo search for flights from Louisville Intl Airport to United Kingdom?
As of April 2026, there are 5 operators available to choose from for flights from Louisville Intl Airport to United Kingdom.
How old do you have to be to fly from Louisville Intl Airport to United Kingdom?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to United Kingdom.
What documentation or ID do you need to fly to United Kingdom?
The travel and health documents required for your trip to United Kingdom can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United Kingdom. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Louisville to United Kingdom

Compare and see reviews for airlines that fly from Louisville to United Kingdom with momondo

Airline	Rating	Free Cancellation	Price
Virgin Atlantic	PriceFrom $577	Free Cancellation	Rating 7.5 685 reviews	Search Virgin Atlantic flights
Delta	PriceFrom $588	Free Cancellation	Rating 7.9 8,366 reviews	Search Delta flights
British Airways	PriceFrom $589	Free Cancellation	Rating 6.7 7,842 reviews	Search British Airways flights
American Airlines	PriceFrom $619	Free Cancellation	Rating 7.1 11,549 reviews	Search American Airlines flights
United Airlines	PriceFrom $678	Free Cancellation	Rating 7.4 9,535 reviews	Search United Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Louisville to United Kingdom. momondo saves you time and could save you money on your trip.

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

Yes. All flights to United Kingdom from Louisville on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Louisville to United Kingdom?

momondo provides multiple filters to help you find the best flight to United Kingdom from Louisville. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to United Kingdom from Louisville 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.