How long is the flight from London Heathrow Airport to Kentucky?

Scandinavian Airlines and United Airlines can get you from London Heathrow Airport to Kentucky in just under 16h 42m. Your travel time can differ by up to 16h 58m. There are 4033 mi between London Heathrow Airport and Kentucky. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Kentucky ranges from 79.0 - 135.0 inches per month. May is typically the wettest month, when rainfall can reach 135.0 mm. September is typically the driest time to visit Kentucky when rainfall is around 79.0 mm.

If weather is an important factor for your trip to Kentucky, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

What are the most popular routes from London Heathrow Airport to Kentucky?

Most travelers choose London Heathrow - Nashville Intl, London Heathrow - Cincinnati Cinci./N. Kentucky or London Heathrow - Knoxville McGhee Tyson when deciding on the best route from London Heathrow Airport to Kentucky.

What are the most popular airlines that fly from London Heathrow Airport to Kentucky?

Consider British Airways, Virgin Atlantic or United Airlines when booking your flight. These represent the most popular airlines when flying from London Heathrow Airport to Kentucky.

What is the cheapest time of day to fly from LHR to KY?

When flying from London Heathrow Airport to Kentucky, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Heathrow to Kentucky that include hotel bookings?

Yes. In addition to deals on Heathrow to Kentucky flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Heathrow to Kentucky?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Kentucky.

Can I find deals for business class flights from Heathrow to Kentucky?

Yes. Cheapflights offers flight deals from Heathrow to Kentucky by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£413+ Cheap Flights from London Heathrow Airport to Kentucky

Cheap flight deals from Heathrow to Kentucky

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Heathrow to Kentucky
Explore the most affordable flight options available from Heathrow to Kentucky. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 October 2026.

Mon 23/1112:00 -

1 stop16h 30m

Tue 1/1210:25 -

1 stop14h 30m

Deal found 20/10£562

Mon 23/1106:40 -

2 stops22h 30m

Mon 7/1215:02 -

2 stops19h 58m

Deal found 23/10£579

Mon 23/1112:00 -

1 stop13h 34m

Sun 29/1110:37 -

1 stop14h 18m

Deal found 20/10£585

Tue 24/1118:40 -

2 stops33h 33m

Mon 30/1113:01 -

2 stops23h 39m

Deal found 19/10£594

Sun 27/1219:30 -

2 stops33h 53m

Sun 10/115:24 -

2 stops25h 16m

Deal found 23/10£594

Wed 25/1112:40 -

1 stop15h 33m

Sun 29/1115:14 -

1 stop11h 31m

Deal found 20/10£597

Wed 11/1107:05 -

3 stops21h 08m

Sat 14/1113:30 -

2 stops14h 50m

Deal found 20/10£617

Thu 12/1119:30 -

2 stops33h 40m

Mon 16/1115:00 -

2 stops21h 40m

Deal found 19/10£624

Fri 6/1106:40 -

2 stops21h 13m

Fri 13/1115:38 -

2 stops19h 22m

Deal found 20/10£649

Mon 16/1113:30 -

2 stops15h 24m

Mon 23/1113:49 -

1 stop11h 06m

Deal found 19/10£706

Tue 1/1206:05 -

2 stops22h 37m

Tue 8/1219:22 -

1 stop11h 13m

Deal found 22/10£718

Tue 1/1209:00 -

2 stops16h 25m

Tue 8/1213:45 -

2 stops16h 30m

Deal found 22/10£720

Best flights from Heathrow to Kentucky
Discover carefully curated flight deals from Heathrow to Kentucky that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 October 2026.

Thu 12/1119:30 -

2 stops33h 40m

Mon 16/1115:00 -

2 stops21h 40m

Deal found 19/10£624

Wed 2/1206:35 -

2 stops16h 42m

Wed 9/1210:25 -

1 stop20h 35m

Deal found 18/10£706

Mon 9/1109:50 -

1 stop13h 21m

Sun 15/1115:00 -

1 stop10h 25m

Deal found 18/10£741

Fri 22/107:40 -

1 stop21h 19m

Mon 1/213:50 -

1 stop11h 05m

Deal found 23/10£761

Sun 27/1219:30 -

2 stops33h 53m

Sun 10/115:24 -

2 stops36h 56m

Deal found 22/10£701

Mon 16/1113:30 -

2 stops15h 24m

Mon 23/1113:49 -

1 stop11h 06m

Deal found 19/10£706

Tue 1/1209:00 -

2 stops16h 25m

Tue 8/1213:45 -

2 stops16h 30m

Deal found 22/10£720

Mon 7/1209:00 -

2 stops18h 32m

Mon 14/1210:50 -

1 stop16h 05m

Deal found 23/10£723

Wed 25/1113:35 -

1 stop13h 55m

Mon 30/1114:10 -

1 stop10h 45m

Deal found 19/10£730

Mon 23/1113:35 -

1 stop13h 55m

Tue 1/1213:59 -

1 stop10h 56m

Deal found 19/10£730

Tue 24/1109:00 -

2 stops18h 30m

Sun 29/1110:37 -

2 stops15h 03m

Deal found 19/10£730

Thu 3/1206:50 -

2 stops15h 25m

Thu 10/1213:45 -

1 stop11h 10m

Deal found 19/10£737

Sun 6/1211:05 -

2 stops37h 30m

Sun 13/1217:23 -

1 stop31h 32m

Deal found 22/10£739

Mon 30/1111:10 -

2 stops31h 13m

Mon 28/1208:45 -

1 stop16h 10m

Deal found 19/10£744

Sat 5/1209:00 -

2 stops18h 32m

Tue 8/1208:45 -

1 stop16h 10m

Deal found 20/10£751

Sun 13/1213:45 -

2 stops35h 40m

Mon 28/1210:45 -

1 stop16h 10m

Deal found 21/10£757

Fri 4/1209:00 -

2 stops19h 56m

Fri 11/1208:45 -

1 stop16h 10m

Deal found 20/10£759

Find flight deals from Heathrow to Kentucky

Round-trip from	£562
One-way from	£413
Popular in	December
Cheapest in	January
Average price	£753

United Airlines
23/11-1/12
2 total stops
31h 00m total
London to Kentucky

Search Deals

30/10-31/12
3 total stops
44h 40m total
London to Kentucky

Search Deals

Highest demand for flights based on searches. 6% potential increase in price (£36 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£16 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Kentucky that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonLexington

LHR London Heathrow - LEX Lexington Blue Grass

LHRLEX

London Heathrow

Fri 30/10

16:15-08:55

3 stops44h 40m

Lexington Blue Grass

Wed 31/12

00:00-06:00

Nonstop0h 00m

£413

LondonLexington

LHR London Heathrow - LEX Lexington Blue Grass

LHRLEX

London Heathrow

Mon 30/11

12:05-13:02

2 stops53h 57m

Lexington Blue Grass

Wed 31/12

00:00-06:00

Nonstop0h 00m

£467

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Tue 8/12

09:00-23:49

2 stops19h 49m

Louisville Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£470

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Wed 9/12

07:30-21:00

2 stops18h 30m

Louisville Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£475

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Sat 14/11

15:30-19:19

3 stops56h 49m

Louisville Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£523

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Thu 29/10

14:45-19:19

2 stops32h 34m

Louisville Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£560

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Sun 1/11

14:50-19:19

3 stops33h 29m

Louisville Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£595

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Thu 12/11

19:30-00:10

2 stops33h 40m

Louisville Intl

Mon 16/11

15:00-17:40

2 stops21h 40m

£624

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Sun 27/12

19:30-00:23

2 stops33h 53m

Louisville Intl

Sun 10/1

15:24-09:20

2 stops36h 56m

£701

LondonLouisville

LHR London Heathrow - SDF Louisville Intl

LHRSDF

London Heathrow

Wed 2/12

06:35-18:17

2 stops16h 42m

Louisville Intl

Wed 9/12

10:25-12:00

1 stop20h 35m

£706

Flights are sorted by cheapest return flights first.

Deals found on 20/10

Showing 1-10 of 38 resultsSorted by cheapest first

Best time to book a flight from Heathrow to Kentucky

Have a flexible travel schedule? Discover the best time to fly to Kentucky from Heathrow with our price prediction graph.

LHR-LEX

LHR-SDF

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Kentucky

LHR-USKY

LHR-LEX

LHR-SDF

What is the cheapest month to book a flight from London Heathrow Airport to Kentucky?

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Kentucky (average of £610). Flying from London Heathrow Airport to Kentucky in July is currently the most expensive (average of £1,022). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Kentucky

Read through reviews of airlines operating flights from London Heathrow Airport to Kentucky, such as KLM,Virgin Atlantic, andUnited Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,592 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

KLM

7.8

Good

1,592 reviews

KLM

7.8

Good

1,592 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Virgin Atlantic

7.5

Good

697 reviews

KLM

7.8

Good

1,592 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

United Airlines

7.3

Good

10,410 reviews

KLM

7.8

Good

1,592 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

American Airlines

7.0

Good

12,192 reviews

KLM

7.8

Good

1,592 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

British Airways

6.7

Okay

8,268 reviews

KLM

7.8

Good

1,592 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Kushal,Sept 2026

QRO - ATL

It was a nice one. Crew were friendly and helpful.

Related info for your journey

How long is the flight from London Heathrow Airport to Kentucky?
Scandinavian Airlines and United Airlines can get you from London Heathrow Airport to Kentucky in just under 16h 42m. Your travel time can differ by up to 16h 58m. There are 4033 mi between London Heathrow Airport and Kentucky. This flight may include one or multiple stops.
What are the most popular routes from London Heathrow Airport to Kentucky?
Most travelers choose London Heathrow - Nashville Intl, London Heathrow - Cincinnati Cinci./N. Kentucky or London Heathrow - Knoxville McGhee Tyson when deciding on the best route from London Heathrow Airport to Kentucky.
Can I find deals for flights from Heathrow to Kentucky that include hotel bookings?
Yes. In addition to deals on Heathrow to Kentucky flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to Kentucky?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Kentucky.
Can I find deals for business class flights from Heathrow to Kentucky?
Yes. Cheapflights offers flight deals from Heathrow to Kentucky by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London Heathrow Airport to Kentucky?
Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Kentucky (average of £610). Flying from London Heathrow Airport to Kentucky in July is currently the most expensive (average of £1,022). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Heathrow to Kentucky

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Top 5 airlines flying from Heathrow to Kentucky

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest£236	Average£879	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
British Airways	Cheapest£524	Average£750	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Virgin Atlantic	Cheapest£610	Average£800	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
KLM	Cheapest£619	Average£925	FlexibilityNo cancel fee	On-time75%	Search KLM flights
United Airlines	Cheapest£700	Average£845	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

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How does Cheapflights help users find flights from Heathrow to Kentucky?

Cheapflights makes it easy to find Heathrow to Kentucky flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Kentucky?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Heathrow to Kentucky.

Can Cheapflights find flights from Heathrow to Kentucky with no change fees?

Yes! Cheapflights helps users easily find flights from Heathrow to Kentucky with no change fees.

Can Cheapflights notify me if prices for flights from Heathrow to Kentucky become cheaper?

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Cheap flights from London Heathrow Airport to Kentucky from £413

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to Kentucky

Cheapest flights from Heathrow to KentuckyExplore the most affordable flight options available from Heathrow to Kentucky. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 October 2026.

Explore the most affordable flight options available from Heathrow to Kentucky. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 October 2026.

Best flights from Heathrow to KentuckyDiscover carefully curated flight deals from Heathrow to Kentucky that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 October 2026.

Discover carefully curated flight deals from Heathrow to Kentucky that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 October 2026.

Last-minute flights from Heathrow to KentuckyDiscover last-minute flight deals from Heathrow to Kentucky. Data last updated 23 October 2026 and is based on user searches.

Discover last-minute flight deals from Heathrow to Kentucky. Data last updated 23 October 2026 and is based on user searches.

One-way flights from Heathrow to KentuckySearch for one-way flight options from Heathrow to Kentucky. Find affordable one-way fares based on user searches. Data last updated 23 October 2026.

Search for one-way flight options from Heathrow to Kentucky. Find affordable one-way fares based on user searches. Data last updated 23 October 2026.

Find flight deals from Heathrow to Kentucky

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Popular in

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Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Kentucky that are best for you.

Best time to book a flight from Heathrow to Kentucky

Have a flexible travel schedule? Discover the best time to fly to Kentucky from Heathrow with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from London Heathrow Airport to Kentucky?

Reviews of airlines servicing Kentucky

Read through reviews of airlines operating flights from London Heathrow Airport to Kentucky, such as KLM,Virgin Atlantic, andUnited Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from London Heathrow Airport to Kentucky?

What are the most popular routes from London Heathrow Airport to Kentucky?

Can I find deals for flights from Heathrow to Kentucky that include hotel bookings?

How can I find direct flights from Heathrow to Kentucky?

Can I find deals for business class flights from Heathrow to Kentucky?

What is the cheapest month to book a flight from London Heathrow Airport to Kentucky?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Heathrow to Kentucky

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Kentucky by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from Heathrow to Kentucky by cabin class

Find flights from Heathrow to Kentucky, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Heathrow and Kentucky flights

Browse other Heathrow and Kentucky flight options. Last updated on 23 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Heathrow to Kentucky flights

Consider these flights travelling from Heathrow to Kentucky.

Top 5 airlines flying from Heathrow to Kentucky

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Why should you use Cheapflights to find cheap flight tickets from Heathrow to Kentucky?

Can Cheapflights find flights from Heathrow to Kentucky with no change fees?

Can Cheapflights notify me if prices for flights from Heathrow to Kentucky become cheaper?

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Cheapest flights from Heathrow to Kentucky
Explore the most affordable flight options available from Heathrow to Kentucky. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 October 2026.

Best flights from Heathrow to Kentucky
Discover carefully curated flight deals from Heathrow to Kentucky that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 October 2026.

Last-minute flights from Heathrow to Kentucky
Discover last-minute flight deals from Heathrow to Kentucky. Data last updated 23 October 2026 and is based on user searches.

One-way flights from Heathrow to Kentucky
Search for one-way flight options from Heathrow to Kentucky. Find affordable one-way fares based on user searches. Data last updated 23 October 2026.