What is the cheapest airline that flies from Kentucky to London?

British Airways, United Airlines, and KLM are the most popular carriers operating from Kentucky to London

What airlines fly to London?

British Airways, American Airlines and Delta are the top three most popular airlines that fly to London from Kentucky according to our data. British Airways is the first choice among our users, with 34% of people opting to fly with this airline when traveling to London. Keep in mind that there are 6 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to London?

If you’re flying from a popular airport in Kentucky, such as Lexington or Louisville, and flying into London, then you can expect flight times to average 10h 26m and 10h 36m, respectively.

How many flights depart from Kentucky to London on average per week?

53 flights are operational weekly from Kentucky to London as of July 2026. The most popular departure day for this route is Mon, with 21% of flights per week taking off on this day.

When did momondo last update prices for flights from Kentucky to London?

Prices for flights from Kentucky to London are updated daily.

How many operators does momondo search for flights from Kentucky to London?

As of July 2026, there are 13 operators available to choose from for flights from Kentucky to London.

How old do you have to be to fly from Kentucky to London?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kentucky to London.

What documentation or ID do you need to fly to London?

The travel and health documents required for your trip to London 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 London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$171 Cheap Flights from Kentucky to London in 2026

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Find the cheapest flights from Kentucky to London

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:25 pm - 9:20 pm

TYS

LHR

20h 55m

2 stops

5:55 pm - 5:08 pm

LHR

TYS

28h 13m

2 stops

$779United Airlines

Sat, Oct 17 - Mon, Oct 19

6:00 am - 11:55 am

TYS

LHR

24h 55m

1 stop

11:05 am - 8:19 pm

LHR

TYS

38h 14m

2 stops

$830United Airlines

Sat, Oct 17 - Mon, Oct 19

7:20 pm - 4:50 pm

TYS

LHR

40h 30m

2 stops

3:30 pm - 8:44 pm

LHR

TYS

34h 14m

2 stops

$837Lufthansa

Sun, Nov 22 - Wed, Nov 25

10:03 am - 8:35 am

SDF

LHR

17h 32m

1 stop

7:35 am - 9:36 pm

LHR

SDF

19h 01m

2 stops

$861Iberia

Wed, Nov 11 - Wed, Nov 18

10:26 am - 10:50 am

SDF

LHR

19h 24m

1 stop

6:05 am - 9:36 pm

LHR

SDF

20h 31m

2 stops

$862Iberia

Tue, Oct 20 - Tue, Nov 3

7:20 pm - 3:50 pm

TYS

LHR

16h 30m

2 stops

11:10 am - 11:56 pm

LHR

TYS

17h 46m

2 stops

$878Lufthansa

Tue, Oct 27 - Tue, Nov 17

5:59 pm - 10:50 am

SDF

LHR

11h 51m

1 stop

2:25 pm - 10:33 pm

LHR

SDF

13h 08m

1 stop

$894British Airways

Mon, Sep 21 - Fri, Oct 2

5:59 pm - 10:50 am

SDF

LHR

11h 51m

1 stop

2:25 pm - 10:33 pm

LHR

SDF

13h 08m

1 stop

$895British Airways

Mon, Sep 21 - Fri, Oct 2

2:10 pm - 7:10 am

BNA

LHR

11h 00m

1 stop

8:35 pm - 9:23 pm

LHR

BNA

30h 48m

2 stops

$904Multiple Airlines

Sun, Nov 29 - Mon, Nov 30

10:25 am - 3:00 pm

BNA

STN

22h 35m

3 stops

7:20 pm - 5:44 pm

STN

BNA

28h 24m

2 stops

$905Multiple Airlines

Sat, Sep 12 - Tue, Sep 15

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Iberia flights from Kentucky to London

Our best Iberia deals on Kentucky to London flight tickets

Iberia

Nov 11

SDF10:03 amLouisville Intl

17h 32m

1 stop

LHR8:35 amLondon Heathrow

Nov 18

LHR7:35 amLondon Heathrow

19h 01m

2 stops

SDF9:36 pmLouisville Intl

$861

Iberia

Oct 20

SDF10:26 amLouisville Intl

19h 24m

1 stop

LHR10:50 amLondon Heathrow

Nov 3

LHR6:05 amLondon Heathrow

20h 31m

2 stops

SDF9:36 pmLouisville Intl

$862

Iberia

Oct 20

SDF12:41 pmLouisville Intl

16h 54m

2 stops

LHR10:35 amLondon Heathrow

Nov 3

LHR7:30 amLondon Heathrow

19h 06m

2 stops

SDF9:36 pmLouisville Intl

$869

Delta flights from Kentucky to London

Our best Delta deals on Kentucky to London flight tickets

Delta

Sep 21

SDF8:09 amLouisville Intl

17h 16m

1 stop

LHR6:25 amLondon Heathrow

Oct 2

LHR6:30 amLondon Heathrow

15h 40m

2 stops

SDF5:10 pmLouisville Intl

$918

Delta

Sep 21

SDF8:09 amLouisville Intl

17h 16m

1 stop

LHR6:25 amLondon Heathrow

Oct 2

LHR6:30 amLondon Heathrow

15h 40m

2 stops

SDF5:10 pmLouisville Intl

$919

Delta

Nov 22

TYS7:20 pmKnoxville McGhee Tyson

30h 05m

1 stop

LHR6:25 amLondon Heathrow

Dec 1

LHR6:30 amLondon Heathrow

20h 04m

2 stops

TYS9:34 pmKnoxville McGhee Tyson

$920

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Sat 10/17

7:25 pm-9:20 pm

2 stops20h 55m

London Heathrow

Mon 10/19

5:55 pm-5:08 pm

2 stops28h 13m

$779

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Sat 10/17

6:00 am-11:55 am

1 stop24h 55m

London Heathrow

Mon 10/19

11:05 am-8:19 pm

2 stops38h 14m

$830

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Sun 11/22

7:20 pm-4:50 pm

2 stops40h 30m

London Heathrow

Wed 11/25

3:30 pm-8:44 pm

2 stops34h 14m

$837

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Wed 11/11

10:03 am-8:35 am

1 stop17h 32m

London Heathrow

Wed 11/18

7:35 am-9:36 pm

2 stops19h 01m

$861

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Tue 10/20

10:26 am-10:50 am

1 stop19h 24m

London Heathrow

Tue 11/3

6:05 am-9:36 pm

2 stops20h 31m

$862

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Tue 10/27

7:20 pm-3:50 pm

2 stops16h 30m

London Heathrow

Tue 11/17

11:10 am-11:56 pm

2 stops17h 46m

$878

Quickest round-trip

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Mon 9/21

5:59 pm-10:50 am

1 stop11h 51m

London Heathrow

Fri 10/2

2:25 pm-10:33 pm

1 stop13h 08m

$894

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Mon 9/21

5:59 pm-10:50 am

1 stop11h 51m

London Heathrow

Fri 10/2

2:25 pm-10:33 pm

1 stop13h 08m

$895

NashvilleLondon

BNA - LHR

BNALHR

Nashville Intl

Sun 11/29

2:10 pm-7:10 am

1 stop11h 00m

London Heathrow

Mon 11/30

8:35 pm-9:23 pm

2 stops30h 48m

$904

NashvilleLondon

BNA - STN

BNASTN

Nashville Intl

Sat 9/12

10:25 am-3:00 pm

3 stops22h 35m

London Stansted

Tue 9/15

7:20 pm-5:44 pm

2 stops28h 24m

$905

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 Kentucky to London

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

Other information

What is the cheapest month to fly to London?

The cheapest month to fly to London from Kentucky is in January. Flight prices, which tend to average around $704, are often lower during this time because this is during the off-season. The month of November is another great option to travel to London, with average flight prices from Kentucky averaging around $728.

Can stopping save me money on Kentucky to London flights?

You could potentially save up to 25% on your flight if you consider stops on a Kentucky to London flight.

Cheap Kentucky to London flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kentucky to London

Fastest flight time	7h 40m
Direct flights	Mon, Tue, Wed, Thu, Sat and Sun
Airports in London	6 airports

The fastest flight from Kentucky to London takes 7h 40m

Direct flights go from Kentucky to London on Monday, Tuesday, Wednesday, Thursday, Saturday and Sunday. There are no airlines offering direct flights.

There are 6 airports in London. From Kentucky there are direct flights to London Heathrow (LHR).

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Frequently asked questions about flying from Kentucky to London

When did momondo last update prices for flights from Kentucky to London?
Prices for flights from Kentucky to London are updated daily.
How many operators does momondo search for flights from Kentucky to London?
As of July 2026, there are 13 operators available to choose from for flights from Kentucky to London.
How old do you have to be to fly from Kentucky to London?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kentucky to London.
What documentation or ID do you need to fly to London?
The travel and health documents required for your trip to London 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 London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Kentucky to London

Compare and see reviews for airlines that fly from Kentucky to London with momondo

Airline	Rating	Free Cancellation	Price
Virgin Atlantic	PriceFrom $517	Free Cancellation	Rating 7.5 693 reviews	Search Virgin Atlantic flights
Delta	PriceFrom $573	Free Cancellation	Rating 7.8 8,480 reviews	Search Delta flights
KLM	PriceFrom $574	Free Cancellation	Rating 7.8 1,542 reviews	Search KLM flights
British Airways	PriceFrom $606	Free Cancellation	Rating 6.7 8,126 reviews	Search British Airways flights
American Airlines	PriceFrom $631	Free Cancellation	Rating 7.1 11,829 reviews	Search American Airlines flights
United Airlines	PriceFrom $705	Free Cancellation	Rating 7.4 10,006 reviews	Search United Airlines flights

Hounslow

Gatwick

Milton Keynes

Luton

Hayes

Dover

Crawley

Wembley

Croydon

Stansted

Slough

Harrow

Kingston upon Thames

Watford

Brentwood

Ilford

Cobham

Folkestone

Guildford

Romford

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Kentucky to London. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Kentucky to London flights to just show those with flexible booking policies.

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

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

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

Yes. momondo can track prices for Kentucky to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Kentucky to London from $171

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kentucky to London departing on 9/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Iberia flights from Kentucky to London

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How to get the cheapest flight ticket from Kentucky to London

What is the cheapest month to fly to London?

Can stopping save me money on Kentucky to London flights?

What is the cheapest airline that flies from Kentucky to London?

What airlines fly to London?

How many flights depart from Kentucky to London on average per week?

How long does it take to fly to London?

Cheap Kentucky to London flight deals and tips

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Frequently asked questions about flying from Kentucky to London

Best airlines flying from Kentucky to London

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Why use momondo?

An easier way to manage your London 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.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London

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List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

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