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Cheap flights from Kentucky to London Heathrow Airport from £211

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 17/4. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — LHR
22 Apr — 29 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kentucky to Heathrow

Enter your travel dates to find the best prices.

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

Mon 23/1121:21
CVG
-
LHR
1 stop29h 34m
United Airlines
Thu 26/1106:50
LHR
-
CVG
2 stops15h 08m
United Airlines
Deal found 20/3£543
Mon 20/406:52
CVG
-
LHR
2 stops28h 33m
Scandinavian Airlines
Tue 28/406:40
LHR
-
CVG
2 stops20h 48m
Scandinavian Airlines
Deal found 18/3£543
Tue 21/406:30
CVG
-
LHR
2 stops30h 10m
Scandinavian Airlines
Tue 28/406:40
LHR
-
CVG
2 stops20h 48m
Scandinavian Airlines
Deal found 18/3£556
Mon 27/420:55
BNA
-
LHR
1 stop17h 25m
Icelandair
Wed 13/513:05
LHR
-
BNA
1 stop12h 25m
Icelandair
Deal found 20/3£558
Sun 26/420:55
BNA
-
LHR
1 stop17h 25m
Icelandair
Tue 12/521:25
LHR
-
BNA
1 stop28h 05m
Icelandair
Deal found 21/3£560
Mon 27/420:55
BNA
-
LHR
1 stop33h 00m
Icelandair
Tue 12/521:25
LHR
-
BNA
1 stop28h 05m
Icelandair
Deal found 18/3£562
Mon 24/820:55
BNA
-
LHR
1 stop17h 25m
Icelandair
Wed 2/913:05
LHR
-
BNA
1 stop12h 25m
Icelandair
Deal found 22/3£568
Tue 21/413:36
CVG
-
LHR
1 stop12h 39m
Virgin Atlantic
Tue 28/412:50
LHR
-
CVG
1 stop13h 07m
Virgin Atlantic
Deal found 22/3£569
Wed 15/420:55
BNA
-
LHR
1 stop17h 25m
Icelandair
Tue 21/421:25
LHR
-
BNA
1 stop28h 05m
Icelandair
Deal found 20/3£570
Mon 6/420:55
BNA
-
LHR
1 stop33h 00m
Icelandair
Tue 14/421:25
LHR
-
BNA
1 stop28h 05m
Icelandair
Deal found 18/3£571
Fri 2/1020:55
BNA
-
LHR
1 stop17h 25m
Icelandair
Sat 10/1021:25
LHR
-
BNA
1 stop28h 05m
Icelandair
Deal found 20/3£572
Tue 21/415:13
CVG
-
LHR
1 stop11h 27m
Iberia
Tue 28/414:15
LHR
-
CVG
Nonstop8h 45m
Iberia
Deal found 22/3£572

Find flight deals from Kentucky to Heathrow

Keep the following information in mind while searching for Kentucky to Heathrow flight deals. Data was last updated 23 March 2026.

Round-trip from

£543

One-way from

£211

Popular in

June

Cheapest in

October

Average price

£588
Scandinavian Airlines
  • Scandinavian Airlines
  • 20/4-28/4
  • 4 total stops
  • 49h 21m total
  • Kentucky to London
Search Deals
17/4
  • 17/4
  • 2 total stops
  • 30h 00m total
  • Kentucky to London
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£128 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Kentucky to Heathrow 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 23 March 2026.
Use the filters below to find and compare flights from Kentucky to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

NashvilleLondon

BNA - LHR

BNALHR

Nashville Intl

Mon 24/8

20:55-20:20

1 stop17h 25m

London Heathrow

Fri 28/8

13:05-19:30

1 stop12h 25m

£601

CincinnatiLondon

CVG - LHR

CVGLHR

Cincinnati Cinci./N. Kentucky

Sun 12/4

15:00-07:10

1 stop11h 10m

London Heathrow

Tue 21/4

06:15-15:15

1 stop14h 00m

£626

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 6/5

07:00-05:55

2 stops17h 55m

London Heathrow

Wed 13/5

06:50-20:12

2 stops18h 22m

£658

CincinnatiLondon

CVG - LHR

CVGLHR

Cincinnati Cinci./N. Kentucky

Fri 8/5

19:52-13:05

1 stop12h 13m

London Heathrow

Fri 22/5

06:15-15:05

1 stop13h 50m

£663

CincinnatiLondon

CVG - LHR

CVGLHR

Cincinnati Cinci./N. Kentucky

Thu 7/5

19:52-13:05

1 stop12h 13m

London Heathrow

Tue 12/5

06:15-15:05

1 stop13h 50m

£663

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Tue 1/9

06:30-06:45

1 stop19h 15m

London Heathrow

Tue 15/9

14:05-16:59

2 stops31h 54m

£665

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 15/4

09:00-07:45

1 stop17h 45m

London Heathrow

Mon 20/4

11:05-17:01

2 stops34h 56m

£668

LexingtonLondon

LEX - LHR

LEXLHR

Lexington Blue Grass

Sun 5/4

18:01-11:55

1 stop12h 54m

London Heathrow

Mon 13/4

11:05-17:02

2 stops34h 57m

£668
Fastest return journey

CincinnatiLondon

CVG - LHR

CVGLHR

Cincinnati Cinci./N. Kentucky

Mon 24/8

21:10-10:05

Nonstop7h 55m

London Heathrow

Mon 14/9

15:35-19:25

Nonstop8h 50m

£676

EvansvilleLondon

EVV - LHR

EVVLHR

Evansville Dress Regional

Mon 4/5

06:33-06:50

1 stop18h 17m

London Heathrow

Mon 11/5

11:10-17:53

1 stop12h 43m

£676

Flights are sorted by cheapest return flights first.

Deals found on 19/3

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Kentucky to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Kentucky 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 Kentucky to London Heathrow Airport

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

Currently, November is the cheapest month in which you can book a flight from Kentucky to London Heathrow Airport (average of £428). Flying from Kentucky to London Heathrow Airport in June is currently the most expensive (average of £688). 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 Kentucky to London Heathrow Airport?

Related info for your journey

Find useful and relevant information for your journey from Kentucky to Heathrow. 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 Kentucky to London Heathrow Airport?

    Icelandair, Delta, and United Airlines can get you from Kentucky to London Heathrow Airport in just under 10h 18m. Your travel time can differ by up to 7h 07m. Kentucky and London Heathrow Airport are separated by a distance of 3950 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    When deciding which route to take from Kentucky to London Heathrow Airport consider Nashville Intl - London Heathrow, Cincinnati Cinci./N. Kentucky - London Heathrow or Knoxville McGhee Tyson - London Heathrow as they are the most popular.

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

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

  • How can I find direct flights from Kentucky to Heathrow?

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

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

    Yes. Cheapflights offers flight deals from Kentucky to Heathrow 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 Kentucky to London Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from Kentucky to London Heathrow Airport (average of £428). Flying from Kentucky to London Heathrow Airport in June is currently the most expensive (average of £688). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Northampton
Luton
Hounslow
Slough
Gatwick
Ilford
Hayes
Brentford
Colchester
Guildford
Watford
Kingston upon Thames
Eastbourne
Romford
Ipswich
Swindon
Bedford

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Alternative routes for Kentucky to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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O'Hare Intl to Gatwick flights
Minneapolis to Heathrow flights
San Francisco to Gatwick flights
O'Hare Intl to Stansted flights
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Fly with Cheapflights

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

Deals for Kentucky to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Kentucky to Heathrow for you. Better yet — we are completely free to use.

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

Need flexible booking options for your flight to Heathrow from Kentucky? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Not ready to book yet? You can track prices for flights from Kentucky to Heathrow on Cheapflights with our Price Alert feature and get notified when better prices are available.

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