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Cheap flights from Kentucky to London from £194

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 20/7. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — LON
12 Jun — 19 Jun1
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 13 May 2026.

Tue 10/1115:50
SDF
-
LHR
1 stop13h 25m
United Airlines
Thu 12/1106:50
LHR
-
SDF
2 stops14h 59m
United Airlines
Deal found 11/5£619
Tue 29/913:37
SDF
-
LHR
1 stop26h 03m
United Airlines
Thu 1/1017:50
LHR
-
SDF
2 stops30h 19m
United Airlines
Deal found 9/5£623
Wed 9/919:07
SDF
-
LHR
1 stop10h 43m
Iberia
Tue 22/907:50
LHR
-
SDF
2 stops20h 08m
Iberia
Deal found 11/5£641
Sun 1/1112:53
SDF
-
LHR
2 stops23h 47m
Scandinavian Airlines
Sun 8/1106:40
LHR
-
SDF
2 stops19h 11m
Scandinavian Airlines
Deal found 8/5£647
Tue 25/811:24
BNA
-
LHR
2 stops15h 56m
Scandinavian Airlines
Sat 5/906:40
LHR
-
BNA
2 stops20h 23m
Scandinavian Airlines
Deal found 12/5£648
Tue 20/1015:24
SDF
-
LHR
2 stops19h 36m
Scandinavian Airlines
Fri 30/1006:40
LHR
-
SDF
2 stops21h 22m
Scandinavian Airlines
Deal found 12/5£648
Wed 11/1115:24
SDF
-
LHR
2 stops21h 16m
Scandinavian Airlines
Wed 18/1106:40
LHR
-
SDF
2 stops20h 55m
Scandinavian Airlines
Deal found 12/5£649
Mon 13/711:10
BNA
-
LGW
1 stop16h 50m
Multiple Airlines
Thu 16/706:10
LGW
-
BNA
2 stops17h 50m
Multiple Airlines
Deal found 12/5£651
Sun 1/1115:24
SDF
-
LHR
2 stops22h 06m
Scandinavian Airlines
Wed 11/1106:40
LHR
-
SDF
2 stops22h 22m
Scandinavian Airlines
Deal found 8/5£652
Thu 11/618:50
BNA
-
LGW
2 stops33h 00m
Multiple Airlines
Thu 18/609:40
LGW
-
BNA
1 stop14h 03m
Multiple Airlines
Deal found 12/5£652
Wed 3/608:15
BNA
-
LHR
2 stops21h 35m
Multiple Airlines
Wed 17/606:00
LHR
-
BNA
2 stops18h 00m
Multiple Airlines
Deal found 11/5£653
Sun 6/918:35
BNA
-
STN
1 stop12h 20m
Multiple Airlines
Sun 13/906:35
STN
-
BNA
2 stops17h 25m
Multiple Airlines
Deal found 9/5£653

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 13 May 2026.

Round-trip from

£623

One-way from

£194

Popular in

June

Cheapest in

October

Average price

£822
United Airlines
  • United Airlines
  • 29/9-1/10
  • 3 total stops
  • 56h 22m total
  • Kentucky to London
Search Deals
20/7
  • 20/7
  • 1 total stop
  • 31h 13m total
  • Kentucky to London
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£131 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 May 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 13 May 2026.
Use the filters below to find and compare flights from Kentucky to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

NashvilleLondon

BNA - LHR

BNALHR

Nashville Intl

Tue 15/9

11:45-17:40

2 stops23h 55m

London Heathrow

Sun 20/9

06:40-22:49

3 stops22h 09m

£657

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 2/9

13:35-10:40

1 stop16h 05m

London Heathrow

Wed 9/9

06:50-20:48

2 stops18h 58m

£714

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Mon 17/8

11:17-06:45

2 stops14h 28m

London Heathrow

Tue 25/8

06:30-19:11

2 stops17h 41m

£718

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 29/7

12:10-11:35

1 stop18h 25m

London Heathrow

Wed 12/8

06:50-16:58

2 stops15h 08m

£748

NashvilleLondon

BNA - LHR

BNALHR

Nashville Intl

Sat 10/10

19:42-21:20

1 stop19h 38m

London Heathrow

Sat 17/10

14:05-20:54

1 stop12h 49m

£748

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Fri 11/9

05:45-06:30

2 stops19h 45m

London Heathrow

Fri 18/9

14:05-16:59

2 stops31h 54m

£760

NashvilleLondon

BNA - LHR

BNALHR

Nashville Intl

Thu 24/9

16:25-11:20

1 stop12h 55m

London Heathrow

Mon 12/10

06:30-16:42

2 stops16h 12m

£769

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Wed 29/7

11:44-05:55

1 stop13h 11m

London Heathrow

Tue 11/8

14:05-14:37

2 stops29h 32m

£783

NashvilleLondon

BNA - STN

BNASTN

Nashville Intl

Tue 26/5

11:15-22:40

3 stops29h 25m

London Stansted

Mon 1/6

06:30-18:00

2 stops17h 30m

£809

CincinnatiLondon

CVG - LCY

CVGLCY

Cincinnati Cinci./N. Kentucky

Mon 10/8

13:56-17:55

2 stops22h 59m

London City

Fri 21/8

09:15-23:40

2 stops19h 25m

£819

Flights are sorted by cheapest return flights first.

Deals found on 12/5

Showing 1-10 of 60 resultsSorted by cheapest first
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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

How far ahead should I book a flight from Kentucky to London?

To ensure you get the cheapest price possible for a flight from Kentucky to London, you should look to book at least 59 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 £333). Flying from Kentucky to London in June is currently the most expensive (average of £695). 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?

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?

    Scandinavian Airlines, United Airlines, and Delta can get you from Kentucky to London in just under 14h 28m. Your travel time can differ by up to 9h 27m. 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 £333). Flying from Kentucky to London in June is currently the most expensive (average of £695). 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
Hounslow
Croydon
Wembley
Luton
Gatwick
Slough
Ilford
Hayes
Brentford
Colchester
Romford
Watford
Kingston upon Thames
Eastbourne
Ipswich
Southend-on-Sea
Guildford
Southall
Chelmsford

Browse thousands of different options on Cheapflights for your next trip

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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

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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