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Cheap flights from London Heathrow Airport to Kentucky from £305

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 16/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SDF
3 Feb — 10 Feb1
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 4 January 2026.

Mon 2/212:05LHR - SDF
1 stop12h 38mUnited Airlines
Sun 8/211:10SDF - LHR
1 stop15h 45mUnited Airlines
Deal found 4/1£396
Tue 24/210:25LHR - TYS
1 stop15h 12mUnited Airlines
Thu 23/413:53TYS - LHR
1 stop11h 52mUnited Airlines
Deal found 2/1£396
Tue 17/207:40LHR - LEX
2 stops17h 29mLufthansa
Tue 24/217:45LEX - LHR
1 stop12h 30mLufthansa
Deal found 3/1£486
Wed 21/111:10LHR - SDF
2 stops16h 20mLufthansa
Wed 28/118:12SDF - LHR
1 stop12h 03mLufthansa
Deal found 3/1£491
Fri 23/115:05LHR - CVG
Nonstop8h 50mBritish Airways
Mon 26/115:18CVG - LHR
1 stop12h 17mBritish Airways
Deal found 3/1£495
Fri 16/114:10LHR - CVG
1 stop12h 50mBritish Airways
Fri 23/120:50CVG - LHR
Nonstop7h 40mBritish Airways
Deal found 3/1£498
Sat 10/106:40LHR - CVG
2 stops19h 18mBritish Airways
Thu 22/114:26CVG - LHR
1 stop14h 14mBritish Airways
Deal found 4/1£501
Fri 20/210:00LHR - CVG
2 stops15h 52mDelta
Sat 28/211:26CVG - LHR
1 stop13h 54mDelta
Deal found 2/1£502
Sat 26/915:35LHR - CVG
Nonstop8h 50mBritish Airways
Sat 10/1015:38CVG - LHR
1 stop10h 12mBritish Airways
Deal found 4/1£505
Wed 4/209:00LHR - SDF
2 stops16h 28mUnited Airlines
Sun 8/214:05SDF - LHR
1 stop12h 50mUnited Airlines
Deal found 2/1£506
Fri 30/109:00LHR - TYS
2 stops16h 52mUnited Airlines
Fri 6/213:59TYS - LHR
2 stops14h 11mUnited Airlines
Deal found 2/1£506
Wed 4/209:00LHR - LEX
2 stops16h 31mUnited Airlines
Sun 8/210:30LEX - LHR
1 stop14h 25mUnited Airlines
Deal found 3/1£506

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 4 January 2026.

Round-trip from

£396

One-way from

£305

Popular in

December

Cheapest in

January

Average price

£499
United Airlines
  • United Airlines
  • 24/2-23/4
  • 2 total stops
  • 27h 04m total
  • London to Kentucky
Search Deals
JetBlue
  • JetBlue
  • 16/2
  • 1 total stop
  • 31h 37m total
  • London to Kentucky
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£17 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 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 4 January 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Kentucky that are best for you.

Fly from

Heathrow

Fly to

Kentucky

Route

Depart

Return

Price

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Mon 2/2

12:05-19:43

1 stop12h 38m

Louisville Intl

Sun 8/2

11:10-07:55

1 stop15h 45m

£396

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Tue 24/2

10:25-20:37

1 stop15h 12m

Knoxville McGhee Tyson

Thu 23/4

13:53-06:45

1 stop11h 52m

£396

LondonLexington

LHR - LEX

LHRLEX

London Heathrow

Tue 17/2

07:40-20:09

2 stops17h 29m

Lexington Blue Grass

Tue 24/2

17:45-11:15

1 stop12h 30m

£486

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 21/1

11:10-22:30

2 stops16h 20m

Louisville Intl

Wed 28/1

18:12-11:15

1 stop12h 03m

£491

LondonCincinnati

LHR - CVG

LHRCVG

London Heathrow

Fri 23/1

15:05-18:55

Nonstop8h 50m

Cincinnati Cinci./N. Kentucky

Mon 26/1

15:18-08:35

1 stop12h 17m

£495

LondonCincinnati

LHR - CVG

LHRCVG

London Heathrow

Wed 18/2

10:05-20:21

1 stop15h 16m

Cincinnati Cinci./N. Kentucky

Sun 1/3

14:21-22:10

1 stop26h 49m

£495

LondonCincinnati

LHR - CVG

LHRCVG

London Heathrow

Fri 16/1

14:10-22:00

1 stop12h 50m

Cincinnati Cinci./N. Kentucky

Fri 23/1

20:50-09:30

Nonstop7h 40m

£498

LondonCincinnati

LHR - CVG

LHRCVG

London Heathrow

Sun 1/2

15:05-18:55

Nonstop8h 50m

Cincinnati Cinci./N. Kentucky

Sun 8/2

20:50-09:30

Nonstop7h 40m

£501

LondonCincinnati

LHR - CVG

LHRCVG

London Heathrow

Fri 20/2

10:00-20:52

2 stops15h 52m

Cincinnati Cinci./N. Kentucky

Sat 28/2

11:26-06:20

1 stop13h 54m

£502

LondonLouisville

LHR - SDF

LHRSDF

London Heathrow

Wed 4/2

09:00-20:28

2 stops16h 28m

Louisville Intl

Sun 8/2

14:05-07:55

1 stop12h 50m

£506

Flights are sorted by cheapest return flights first.

Deals found on 2/1

Showing 1-10 of 60 results
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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, January is the cheapest month in which you can book a flight from London Heathrow Airport to Kentucky (average of £410). Flying from London Heathrow Airport to Kentucky in October is currently the most expensive (average of £504). 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

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 4 January 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
7.6
Good
1,345 reviews
Check prices

Entertainment

6.9

Overall

7.6

Food

6.7

Comfort

7.4

Crew

8.2

Boarding

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Finnair
7.6
Good
1,345 reviews
Finnair
7.6
Good
1,345 reviews
Check prices

Entertainment

6.9

Overall

7.6

Food

6.7

Comfort

7.4

Crew

8.2

Boarding

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Virgin Atlantic
7.5
Good
678 reviews
Finnair
7.6
Good
1,345 reviews
Check prices

Entertainment

6.9

Overall

7.6

Food

6.7

Comfort

7.4

Crew

8.2

Boarding

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
United Airlines
7.4
Good
9,138 reviews
Finnair
7.6
Good
1,345 reviews
Check prices

Entertainment

6.9

Overall

7.6

Food

6.7

Comfort

7.4

Crew

8.2

Boarding

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
American Airlines
7.2
Good
11,080 reviews
Finnair
7.6
Good
1,345 reviews
Check prices

Entertainment

6.9

Overall

7.6

Food

6.7

Comfort

7.4

Crew

8.2

Boarding

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
British Airways
6.7
Okay
7,643 reviews
Finnair
7.6
Good
1,345 reviews
Check prices

Entertainment

6.9

Overall

7.6

Food

6.7

Comfort

7.4

Crew

8.2

Boarding

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

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, Lufthansa, and British Airways can get you from London Heathrow Airport to Kentucky in just under 8h 50m. Your travel time can differ by up to 8h 39m. 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 - 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, January is the cheapest month in which you can book a flight from London Heathrow Airport to Kentucky (average of £410). Flying from London Heathrow Airport to Kentucky in October is currently the most expensive (average of £504). 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

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Heathrow to Kentucky

Discover the top 8 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 4 January 2026.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest£418Average£570FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest£419Average£600FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air FranceCheapest£419Average£736FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapest£438Average£591FlexibilityNo cancel feeOn-time75%
Search KLM flights
American AirlinesCheapest£440Average£630FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Virgin AtlanticCheapest£456Average£600FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
United AirlinesCheapest£479Average£608FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest£481Average£565FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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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