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Cheap flights from London Heathrow Airport to Kentucky from £340

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SDF
3 May — 10 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Kentucky

Enter your travel dates to find the best prices.

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 3 April 2026.

Fri 8/508:15
LHR
-
BNA
1 stop29h 44m
JetBlue
Fri 15/508:49
BNA
-
LHR
1 stop18h 41m
JetBlue
Deal found 31/3£617
Mon 4/508:15
LHR
-
BNA
1 stop29h 40m
JetBlue
Sat 9/508:49
BNA
-
LHR
1 stop29h 56m
JetBlue
Deal found 3/4£618
Mon 11/517:35
LHR
-
CVG
1 stop26h 30m
Virgin Atlantic
Mon 18/507:00
CVG
-
LHR
1 stop18h 45m
Virgin Atlantic
Deal found 1/4£618
Wed 6/506:50
LHR
-
CVG
2 stops17h 18m
Multiple Airlines
Wed 13/514:03
CVG
-
LHR
1 stop10h 52m
Multiple Airlines
Deal found 1/4£619
Thu 16/421:25
LHR
-
BNA
1 stop28h 05m
Icelandair
Wed 29/420:55
BNA
-
LHR
1 stop17h 25m
Icelandair
Deal found 30/3£620
Sun 12/413:05
LHR
-
BNA
1 stop12h 25m
Icelandair
Sun 19/420:55
BNA
-
LHR
1 stop17h 25m
Icelandair
Deal found 29/3£621
Fri 1/514:05
LHR
-
CVG
1 stop11h 25m
Air Canada
Fri 8/513:55
CVG
-
LHR
1 stop11h 35m
Air Canada
Deal found 2/4£621
Tue 8/908:40
LHR
-
BNA
1 stop16h 50m
JetBlue
Sat 19/910:30
BNA
-
LHR
1 stop17h 00m
JetBlue
Deal found 31/3£622
Mon 11/512:15
LHR
-
CVG
1 stop11h 53m
Lufthansa
Mon 18/510:05
CVG
-
LHR
1 stop19h 35m
Lufthansa
Deal found 2/4£623
Wed 9/908:15
LHR
-
BNA
1 stop16h 18m
JetBlue
Mon 14/910:30
BNA
-
LHR
1 stop17h 00m
JetBlue
Deal found 31/3£624
Mon 13/413:05
LHR
-
BNA
1 stop12h 25m
Icelandair
Sun 19/420:55
BNA
-
LHR
1 stop17h 25m
Icelandair
Deal found 3/4£627
Wed 13/508:40
LHR
-
CVG
2 stops16h 50m
United Airlines
Wed 20/506:00
CVG
-
LHR
1 stop10h 25m
United Airlines
Deal found 29/3£627

Find flight deals from Heathrow to Kentucky

Keep the following information in mind while searching for Heathrow to Kentucky flight deals. Data was last updated 3 April 2026.

Round-trip from

£617

One-way from

£340

Popular in

December

Cheapest in

September

Average price

£633
JetBlue
  • JetBlue
  • 8/5-15/5
  • 2 total stops
  • 48h 25m total
  • London to Kentucky
Search Deals
9/5
  • 9/5
  • 2 total stops
  • 44h 55m total
  • London to Kentucky
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£32 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Kentucky 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, Cheapflights users made 858,174 searches. Data last updated 3 April 2026.
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

LondonCincinnati

LHR - CVG

LHRCVG

London Heathrow

Mon 11/5

07:30-18:57

2 stops16h 27m

Cincinnati Cinci./N. Kentucky

Mon 18/5

10:35-05:55

2 stops14h 20m

£634

LondonLexington

LHR - LEX

LHRLEX

London Heathrow

Wed 16/9

06:15-22:50

2 stops21h 35m

Lexington Blue Grass

Sun 20/9

19:06-06:50

1 stop30h 44m

£678

LondonCincinnati

LHR - CVG

LHRCVG

London Heathrow

Fri 1/5

15:35-19:20

Nonstop8h 45m

Cincinnati Cinci./N. Kentucky

Thu 7/5

14:03-07:20

1 stop12h 17m

£680

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 29/4

08:40-09:26

2 stops29h 46m

Louisville Intl

Wed 6/5

06:17-21:25

1 stop10h 08m

£683

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Wed 29/4

08:40-23:08

2 stops19h 28m

Knoxville McGhee Tyson

Wed 6/5

19:18-10:40

1 stop10h 22m

£683
Fastest return journey

LondonCincinnati

LHR - CVG

LHRCVG

London Heathrow

Mon 11/5

14:45-21:44

1 stop11h 59m

Cincinnati Cinci./N. Kentucky

Sun 17/5

21:15-10:15

Nonstop8h 00m

£683

LondonLexington

LHR - LEX

LHRLEX

London Heathrow

Tue 28/4

08:45-20:24

2 stops16h 39m

Lexington Blue Grass

Tue 5/5

14:05-11:55

1 stop16h 50m

£683

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 27/4

08:40-20:16

2 stops16h 36m

Louisville Intl

Mon 4/5

14:55-10:40

2 stops14h 45m

£685

LondonCincinnati

LHR - CVG

LHRCVG

London Heathrow

Fri 15/5

06:30-17:17

2 stops15h 47m

Cincinnati Cinci./N. Kentucky

Sun 17/5

18:05-14:35

1 stop15h 30m

£689

LondonCincinnati

LHR - CVG

LHRCVG

London Heathrow

Fri 15/5

07:25-18:57

2 stops16h 32m

Cincinnati Cinci./N. Kentucky

Fri 22/5

06:00-21:25

1 stop10h 25m

£689

Flights are sorted by cheapest return flights first.

Deals found on 29/3

Showing 1-10 of 60 resultsSorted by cheapest first
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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.
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

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

Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Kentucky (average of £416). Flying from London Heathrow Airport to Kentucky in July is currently the most expensive (average of £583). 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.

How much does it cost for a return flight from London Heathrow Airport to Kentucky?

Reviews of airlines servicing Kentucky

Get insights into the airlines that provide service to Kentucky. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kentucky. Reviews last updated 3 April 2026.
Read through reviews of airlines operating flights from London Heathrow Airport to Kentucky, such as Finnair,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.
Finnair
7.7
Good
1,376 reviews
Check prices

Food

6.7

Comfort

7.5

Crew

8.2

Boarding

7.7

Overall

7.7

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Finnair
7.7
Good
1,376 reviews
Finnair
7.7
Good
1,376 reviews
Check prices

Food

6.7

Comfort

7.5

Crew

8.2

Boarding

7.7

Overall

7.7

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Virgin Atlantic
7.5
Good
685 reviews
Finnair
7.7
Good
1,376 reviews
Check prices

Food

6.7

Comfort

7.5

Crew

8.2

Boarding

7.7

Overall

7.7

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
United Airlines
7.4
Good
9,542 reviews
Finnair
7.7
Good
1,376 reviews
Check prices

Food

6.7

Comfort

7.5

Crew

8.2

Boarding

7.7

Overall

7.7

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Lufthansa
6.8
Okay
7,888 reviews
Finnair
7.7
Good
1,376 reviews
Check prices

Food

6.7

Comfort

7.5

Crew

8.2

Boarding

7.7

Overall

7.7

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
British Airways
6.7
Okay
7,847 reviews
Finnair
7.7
Good
1,376 reviews
Check prices

Food

6.7

Comfort

7.5

Crew

8.2

Boarding

7.7

Overall

7.7

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Kentucky. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    United Airlines, British Airways, and Delta can get you from London Heathrow Airport to Kentucky in just under 15h 47m. Your travel time can differ by up to 5h 48m. There are 3950 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 - Louisville Intl 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, March is the cheapest month in which you can book a flight from London Heathrow Airport to Kentucky (average of £416). Flying from London Heathrow Airport to Kentucky in July is currently the most expensive (average of £583). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Heathrow to Kentucky

See prices for flight routes from nearby airports that may be better suited for you.
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Stansted to Los Angeles flights
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Luton to Los Angeles flights
Stansted to San Francisco flights
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Heathrow to Tampa flights
Luton to Miami flights
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Heathrow to Ontario flights
Stansted to LaGuardia flights
Luton to Orlando flights
Heathrow to Nashville flights
Heathrow to Reagan-National flights

Top 7 airlines flying from Heathrow to Kentucky

Discover the top 7 airlines that operate flights from Heathrow to Kentucky. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 3 April 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest£239Average£620FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
KLMCheapest£476Average£772FlexibilityNo cancel feeOn-time75%
Search KLM flights
United AirlinesCheapest£487Average£652FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest£490Average£571FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Virgin AtlanticCheapest£495Average£655FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£500Average£643FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£518Average£605FlexibilityNo cancel feeOn-time76%
Search Finnair flights

Fly with Cheapflights

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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?

Yes! Start tracking prices for Heathrow to Kentucky flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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