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Cheap flights from Kentucky to London from £177

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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — LON
14 Mar — 21 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kentucky to London

Enter your travel dates to find the best prices.

Cheapest flights from Kentucky to London
Explore the most affordable flight options available from Kentucky to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 February 2026.

Tue 10/317:39
LEX
-
LHR
2 stops20h 56m
Lufthansa
Tue 17/311:10
LHR
-
LEX
2 stops16h 34m
Lufthansa
Deal found 10/2£447
Tue 28/417:45
LEX
-
LHR
2 stops19h 40m
Lufthansa
Tue 19/510:50
LHR
-
LEX
2 stops17h 54m
Lufthansa
Deal found 11/2£458
Mon 9/317:55
CVG
-
LHR
1 stop11h 05m
KLM
Mon 16/320:25
LHR
-
CVG
2 stops28h 51m
KLM
Deal found 8/2£463
Mon 9/313:47
SDF
-
LHR
1 stop12h 33m
United Airlines
Mon 16/306:50
LHR
-
SDF
2 stops17h 24m
United Airlines
Deal found 8/2£463
Tue 10/317:39
LEX
-
LHR
1 stop13h 36m
United Airlines
Tue 17/306:50
LHR
-
LEX
2 stops17h 19m
United Airlines
Deal found 9/2£463
Mon 9/314:20
LEX
-
LHR
1 stop17h 20m
Delta
Thu 19/306:30
LHR
-
LEX
2 stops19h 12m
Delta
Deal found 9/2£463
Wed 11/313:58
SDF
-
LHR
2 stops13h 12m
United Airlines
Wed 18/306:50
LHR
-
SDF
2 stops16h 41m
United Airlines
Deal found 9/2£465
Wed 8/417:45
LEX
-
LHR
2 stops20h 55m
Lufthansa
Wed 15/408:30
LHR
-
LEX
2 stops20h 15m
Lufthansa
Deal found 10/2£466
Mon 9/310:25
LEX
-
LHR
1 stop15h 30m
United Airlines
Wed 18/307:30
LHR
-
LEX
2 stops20h 14m
United Airlines
Deal found 9/2£471
Wed 18/306:00
SDF
-
LHR
1 stop10h 35m
United Airlines
Mon 23/310:30
LHR
-
SDF
2 stops32h 17m
United Airlines
Deal found 10/2£472
Thu 19/214:54
BNA
-
LGW
1 stop13h 06m
Multiple Airlines
Thu 26/214:00
LGW
-
BNA
2 stops34h 44m
Multiple Airlines
Deal found 9/2£472
Wed 8/411:13
SDF
-
LHR
1 stop18h 17m
British Airways
Mon 13/419:25
LHR
-
SDF
2 stops31h 05m
British Airways
Deal found 9/2£473

Find flight deals from Kentucky to London

Keep the following information in mind while searching for Kentucky to London flight deals. Data was last updated 12 February 2026.

Round-trip from

£447

One-way from

£177

Popular in

June

Cheapest in

October

Average price

£784
Lufthansa
  • Lufthansa
  • 10/3-17/3
  • 4 total stops
  • 37h 30m total
  • Kentucky to London
Search Deals
British Airways
  • British Airways
  • 12/7
  • 1 total stop
  • 10h 11m total
  • Kentucky to London
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£122 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Kentucky to London 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 12 February 2026.
Use the filters below to find and compare flights from Kentucky to London that are best for you.

Fly from

Kentucky

Fly to

London

Route

Depart

Return

Price

LexingtonLondon

LEX - LHR

LEXLHR

Lexington Blue Grass

Mon 9/3

14:20-11:40

1 stop17h 20m

London Heathrow

Thu 19/3

06:30-21:42

2 stops19h 12m

£463

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Wed 11/3

13:58-07:10

2 stops13h 12m

London Heathrow

Wed 18/3

06:50-19:31

2 stops16h 41m

£465

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Mon 9/3

13:58-08:25

2 stops14h 27m

London Heathrow

Mon 16/3

06:50-20:14

2 stops17h 24m

£466

LexingtonLondon

LEX - LHR

LEXLHR

Lexington Blue Grass

Wed 11/3

13:56-05:55

1 stop11h 59m

London Heathrow

Sun 15/3

18:00-23:44

2 stops33h 44m

£473

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Tue 5/5

16:35-08:00

1 stop10h 25m

London Heathrow

Tue 12/5

06:15-00:23

2 stops23h 08m

£474

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Wed 1/4

14:17-07:10

1 stop11h 53m

London Heathrow

Wed 8/4

06:30-21:15

2 stops19h 45m

£474

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Wed 1/4

06:00-06:45

1 stop19h 45m

London Heathrow

Tue 7/4

08:40-23:09

2 stops19h 29m

£474

LexingtonLondon

LEX - LHR

LEXLHR

Lexington Blue Grass

Wed 8/4

07:45-07:10

1 stop18h 25m

London Heathrow

Wed 15/4

09:55-23:54

2 stops18h 59m

£474

LexingtonLondon

LEX - LHR

LEXLHR

Lexington Blue Grass

Wed 1/4

10:15-08:35

2 stops17h 20m

London Heathrow

Tue 7/4

06:50-20:24

2 stops18h 34m

£474

LexingtonLondon

LEX - LHR

LEXLHR

Lexington Blue Grass

Tue 28/4

19:56-13:15

1 stop12h 19m

London Heathrow

Tue 19/5

11:45-23:58

2 stops17h 13m

£474

Flights are sorted by cheapest return flights first.

Deals found on 11/2

Showing 1-10 of 60 results
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Best time to book a flight from Kentucky to London

Have a flexible travel schedule? Discover the best time to fly to London 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

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

Currently, April is the cheapest month in which you can book a flight from Kentucky to London (average of £405). Flying from Kentucky to London in June is currently the most expensive (average of £672). 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.

Related info for your journey

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

    Delta, United Airlines, and British Airways can get you from Kentucky to London in just under 10h 25m. Your travel time can differ by up to 6h 55m. There are 4033 mi between Kentucky and London. This flight may include one or multiple stops.

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

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kentucky to London 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?

    Currently, April is the cheapest month in which you can book a flight from Kentucky to London (average of £405). Flying from Kentucky to London in June is currently the most expensive (average of £672). 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?

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

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Alternative routes for Kentucky to London

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

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Kentucky to London. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

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 Kentucky to London.

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

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

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

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

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