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Cheap flights from Kentucky to London from £144

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 25/3. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — LON
8 Feb — 15 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kentucky to London

Keep the following information in mind while searching for Kentucky to London flight deals. Data was last updated 9 January 2026.

Round-trip from

£405

One-way from

£144

Popular in

June

Cheapest in

October

Average price

£593
Scandinavian Airlines
  • Scandinavian Airlines
  • 6/2-8/2
  • 4 total stops
  • 67h 52m total
  • Kentucky to London
Search Deals
25/3
  • 25/3
  • 1 total stop
  • 24h 15m total
  • Kentucky to London
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£130 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Find 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 9 January 2026.

Tue 31/305:45CVG - LGW
1 stop23h 15mMultiple Airlines
Mon 13/414:00LGW - CVG
1 stop14h 44mMultiple Airlines
Deal found 6/1£358
Wed 1/411:57CVG - LGW
1 stop17h 03mMultiple Airlines
Mon 13/414:00LGW - CVG
1 stop14h 44mMultiple Airlines
Deal found 6/1£364
Thu 2/405:05CVG - LGW
1 stop23h 55mMultiple Airlines
Mon 13/414:00LGW - CVG
1 stop14h 44mMultiple Airlines
Deal found 6/1£392
Fri 6/207:00CVG - LHR
2 stops26h 35mScandinavian Airlines
Sun 8/209:55LHR - CVG
2 stops41h 17mScandinavian Airlines
Deal found 7/1£405
Mon 2/210:30CVG - LGW
1 stop18h 30mMultiple Airlines
Mon 9/214:00LGW - CVG
1 stop36h 25mMultiple Airlines
Deal found 6/1£408
Tue 31/305:45CVG - LGW
1 stop23h 15mMultiple Airlines
Tue 14/414:00LGW - CVG
1 stop27h 33mMultiple Airlines
Deal found 6/1£416
Wed 1/411:57CVG - LGW
1 stop17h 03mMultiple Airlines
Tue 14/414:00LGW - CVG
1 stop27h 33mMultiple Airlines
Deal found 6/1£422
Mon 2/207:00CVG - LGW
1 stop22h 00mMultiple Airlines
Tue 10/213:00LGW - CVG
2 stops30h 41mMultiple Airlines
Deal found 6/1£428
Sun 25/114:08CVG - LHR
1 stop10h 47mLufthansa
Tue 3/212:05LHR - CVG
1 stop11h 58mLufthansa
Deal found 6/1£429
Fri 23/117:39CVG - LGW
1 stop35h 26mMultiple Airlines
Fri 30/114:00LGW - CVG
1 stop14h 26mMultiple Airlines
Deal found 8/1£431
Fri 3/405:05CVG - LGW
1 stop23h 55mMultiple Airlines
Mon 13/414:00LGW - CVG
1 stop14h 44mMultiple Airlines
Deal found 6/1£431
Wed 18/220:50CVG - LHR
Nonstop7h 40mBritish Airways
Wed 25/206:15LHR - CVG
2 stops22h 37mBritish Airways
Deal found 7/1£433

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 9 January 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

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Sun 18/1

14:37-09:00

1 stop13h 23m

London Heathrow

Tue 3/2

13:00-20:47

1 stop12h 47m

£446

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 11/3

06:10-13:45

2 stops27h 35m

London Heathrow

Wed 18/3

11:45-21:54

1 stop14h 09m

£449

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 29/4

14:06-06:55

1 stop11h 49m

London Heathrow

Thu 7/5

12:15-21:35

1 stop14h 20m

£449

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 6/5

14:49-06:50

1 stop11h 01m

London Heathrow

Wed 20/5

09:45-17:48

1 stop13h 03m

£449

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Mon 20/4

16:27-09:05

1 stop11h 38m

London Heathrow

Tue 28/4

12:00-21:20

1 stop14h 20m

£449

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 11/3

17:24-10:15

2 stops12h 51m

London Heathrow

Wed 18/3

11:30-23:51

2 stops16h 21m

£451

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Tue 20/1

10:41-10:15

2 stops18h 34m

London Heathrow

Wed 28/1

11:30-23:50

2 stops17h 20m

£451

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Sun 18/1

14:37-10:50

2 stops15h 13m

London Heathrow

Tue 3/2

11:45-23:45

2 stops17h 00m

£453

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Sun 1/2

19:51-11:40

1 stop10h 49m

London Heathrow

Wed 11/2

08:55-19:39

1 stop15h 44m

£453

CincinnatiLondon

CVG - LHR

CVGLHR

Cincinnati Cinci./N. Kentucky

Mon 2/3

16:25-09:00

1 stop11h 35m

London Heathrow

Tue 10/3

06:20-16:15

1 stop13h 55m

£454

Flights are sorted by cheapest return flights first.

Deals found on 6/1

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, November is the cheapest month in which you can book a flight from Kentucky to London (average of £425). Flying from Kentucky to London in June is currently the most expensive (average of £683). 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?

    KLM, British Airways, and Delta can get you from Kentucky to London in just under 13h 23m. Your travel time can differ by up to 14h 12m. There are 4076 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 Cincinnati Cinci./N. Kentucky - 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, November is the cheapest month in which you can book a flight from Kentucky to London (average of £425). Flying from Kentucky to London in June is currently the most expensive (average of £683). 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
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Luton
Croydon
Slough
Hounslow
Gatwick
Ilford
Wembley
Brentford
Hayes
Colchester
Watford
Crawley
Kingston upon Thames
Bedford
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Eastbourne
Romford
Folkestone
Ipswich

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

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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.

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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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