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Cheap flights from London Heathrow Airport to Kentucky from £294

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 29/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SDF
8 Jul — 15 Jul1
1 adult

Cheap 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 July 2025.

Round-trip from

£471

One-way from

£294

Popular in

July

Cheapest in

September

Average price

£882
Lufthansa
  • Lufthansa
  • 11/11-16/12
  • 3 total stops
  • 28h 53m total
  • London to Kentucky
29/8
  • 29/8
  • 3 total stops
  • 58h 13m total
  • London to Kentucky
Highest demand for flights based on searches. 21% potential increase in price (£118 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£19 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from Heathrow to Kentucky

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 July 2025.

Tue 11/1107:30LHR - TYS
2 stops17h 50mLufthansa
Tue 16/1213:52TYS - LHR
1 stop11h 03mLufthansa
Deal found 2/7£471
Wed 17/908:40LHR - TYS
2 stops17h 16mUnited Airlines
Thu 25/914:01TYS - LHR
1 stop11h 54mUnited Airlines
Deal found 1/7£480
Thu 9/1008:30LHR - LEX
2 stops20h 29mLufthansa
Mon 20/1018:01LEX - LHR
1 stop12h 44mLufthansa
Deal found 2/7£485
Fri 19/916:30LHR - CVG
Nonstop8h 35mBritish Airways
Mon 22/916:04CVG - LHR
1 stop11h 01mBritish Airways
Deal found 2/7£488
Tue 23/906:10LHR - TYS
2 stops19h 50mBritish Airways
Sun 28/918:10TYS - LHR
1 stop32h 55mBritish Airways
Deal found 1/7£491
Tue 11/1112:05LHR - TYS
1 stop13h 15mMultiple Airlines
Tue 16/1213:52TYS - LHR
1 stop11h 03mMultiple Airlines
Deal found 2/7£493
Fri 21/1111:10LHR - CVG
1 stop11h 50mAir Canada
Sun 30/1118:40CVG - LHR
1 stop11h 40mAir Canada
Deal found 2/7£494
Mon 25/807:30LHR - CVG
2 stops16h 27mLufthansa
Mon 8/919:41CVG - LHR
1 stop31h 39mLufthansa
Deal found 2/7£497
Tue 9/908:25LHR - BNA
2 stops19h 13mIcelandair
Tue 23/919:06BNA - LHR
2 stops19h 39mIcelandair
Deal found 2/7£501
Wed 29/1008:55LHR - BNA
3 stops35h 18mMultiple Airlines
Wed 5/1107:00BNA - LHR
2 stops18h 10mMultiple Airlines
Deal found 1/7£502
Thu 28/806:00LHR - CVG
2 stops15h 50mSWISS
Sun 9/1114:09CVG - LHR
1 stop10h 46mSWISS
Deal found 1/7£502
Sun 23/1108:40LHR - CVG
2 stops16h 56mDelta
Mon 1/1215:30CVG - LHR
1 stop15h 10mDelta
Deal found 2/7£504

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 July 2025.
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

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Tue 11/11

07:30-20:20

2 stops17h 50m

Knoxville McGhee Tyson

Tue 16/12

13:52-05:55

1 stop11h 03m

£471

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Wed 17/9

08:40-20:56

2 stops17h 16m

Knoxville McGhee Tyson

Thu 25/9

14:01-06:55

1 stop11h 54m

£480

LondonLexington

LHR - LEX

LHRLEX

London Heathrow

Thu 9/10

08:30-23:59

2 stops20h 29m

Lexington Blue Grass

Thu 23/10

14:10-08:20

1 stop13h 10m

£485

LondonCincinnati

LHR - CVG

LHRCVG

London Heathrow

Fri 19/9

16:30-20:05

Nonstop8h 35m

Cincinnati Cinci./N. Kentucky

Mon 22/9

16:04-08:05

1 stop11h 01m

£488

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Tue 23/9

06:10-21:00

2 stops19h 50m

Knoxville McGhee Tyson

Sun 28/9

18:10-08:05

1 stop32h 55m

£491

LondonKnoxville

LHR - TYS

LHRTYS

London Heathrow

Tue 11/11

12:05-20:20

1 stop13h 15m

Knoxville McGhee Tyson

Tue 16/12

13:52-05:55

1 stop11h 03m

£493

LondonCincinnati

LHR - CVG

LHRCVG

London Heathrow

Fri 21/11

11:10-18:00

1 stop11h 50m

Cincinnati Cinci./N. Kentucky

Sun 30/11

18:40-11:20

1 stop11h 40m

£494

LondonCincinnati

LHR - CVG

LHRCVG

London Heathrow

Mon 25/8

07:30-18:57

2 stops16h 27m

Cincinnati Cinci./N. Kentucky

Mon 8/9

19:41-08:20

1 stop31h 39m

£497

LondonNashville

LHR - BNA

LHRBNA

London Heathrow

Tue 9/9

08:25-21:38

2 stops19h 13m

Nashville Intl

Tue 23/9

19:06-20:45

2 stops19h 39m

£501

LondonCincinnati

LHR - CVG

LHRCVG

London Heathrow

Thu 28/8

06:00-16:50

2 stops15h 50m

Cincinnati Cinci./N. Kentucky

Sun 9/11

14:09-05:55

1 stop10h 46m

£502

Flights are sorted by cheapest return flights first.

Deals found on 2/7

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 £662). Flying from London Heathrow Airport to Kentucky in July is currently the most expensive (average of £1,019). 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.

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

Find hourly flight availability from Heathrow to Kentucky. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 July 2025.

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.

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 July 2025.
Read through reviews of airlines operating flights from London Heathrow Airport to Kentucky, such as Delta, KLM, andFinnair. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very Good

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.
  • What are the cheapest airlines to fly from London Heathrow Airport to Kentucky one-way?

    The cheapest airline one-way is JetBlue, with whom users have recently found tickets for as low as £392. However, be on the lookout for offers from Icelandair and Aer Lingus, as they are both options that can get you from London Heathrow Airport to Kentucky for a low price.

  • 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?

    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 £662). Flying from London Heathrow Airport to Kentucky in July is currently the most expensive (average of £1,019). 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.

Top 9 airlines flying from Heathrow to Kentucky

Discover the top 9 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 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£413Average£505FlexibilityNo cancel feeOn-time77%
Search Air France flights
British AirwaysCheapest£413Average£564FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£429Average£548FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£434Average£651FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
IberiaCheapest£434Average£571FlexibilityNo cancel feeOn-time77%
Search Iberia flights
KLMCheapest£438Average£500FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£450Average£569FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapest£459Average£530FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£469Average£682FlexibilityNo cancel feeOn-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?

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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