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Cheap flights from Kentucky to London from £152

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 19/7. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — LON
18 Jun — 25 Jun1
1 adult

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 13 June 2025.

Round-trip from

£406

One-way from

£152

Popular in

June

Cheapest in

October

Average price

£1,016
6/10-13/10
  • 6/10-13/10
  • 4 total stops
  • 60h 10m total
  • Kentucky to London
Search Deals
19/7
  • 19/7
  • 1 total stop
  • 31h 27m total
  • Kentucky to London
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£125 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Kentucky to London

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 June 2025.

Mon 6/1007:15TYS - LHR
2 stops30h 35mMultiple Airlines
Mon 13/1011:20LHR - TYS
2 stops29h 35mMultiple Airlines
Deal found 11/6£406
Wed 30/707:00SDF - LHR
2 stops22h 00mAir Canada
Fri 3/1014:05LHR - SDF
2 stops27h 13mAir Canada
Deal found 11/6£471
Wed 29/1008:45SDF - LHR
2 stops18h 25mMultiple Airlines
Fri 7/1106:30LHR - SDF
2 stops18h 44mMultiple Airlines
Deal found 10/6£472
Wed 27/813:30CVG - LHR
1 stop12h 00mUnited Airlines
Wed 15/1014:05LHR - CVG
2 stops28h 02mUnited Airlines
Deal found 10/6£477
Mon 15/909:06SDF - LGW
1 stop19h 54mMultiple Airlines
Sun 28/914:00LGW - SDF
1 stop23h 11mMultiple Airlines
Deal found 12/6£480
Wed 27/809:30CVG - LHR
2 stops16h 00mAir Canada
Wed 15/1014:05LHR - CVG
2 stops28h 02mAir Canada
Deal found 10/6£482
Wed 6/811:00CVG - LHR
1 stop16h 50mDelta
Wed 20/806:15LHR - CVG
1 stop13h 55mDelta
Deal found 9/6£484
Wed 30/715:21SDF - LHR
1 stop10h 54mVirgin Atlantic
Fri 3/1009:20LHR - SDF
1 stop12h 30mVirgin Atlantic
Deal found 11/6£485
Mon 28/716:03CVG - LHR
1 stop11h 02mBritish Airways
Mon 18/819:25LHR - CVG
2 stops28h 08mBritish Airways
Deal found 9/6£487
Mon 4/819:43TYS - LHR
2 stops34h 42mVirgin Atlantic
Tue 19/806:15LHR - TYS
2 stops18h 51mVirgin Atlantic
Deal found 11/6£489
Tue 16/907:00SDF - LGW
2 stops20h 10mAmerican Airlines
Tue 30/912:20LGW - SDF
2 stops15h 55mAmerican Airlines
Deal found 11/6£490
Wed 20/812:00TYS - LHR
1 stop14h 40mUnited Airlines
Wed 27/814:05LHR - TYS
2 stops31h 55mUnited Airlines
Deal found 10/6£495

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 June 2025.
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

Mon 6/10

07:15-18:50

2 stops30h 35m

London Heathrow

Mon 13/10

11:20-11:55

2 stops29h 35m

£406

CincinnatiLondon

CVG - LGW

CVGLGW

Cincinnati Cinci./N. Kentucky

Wed 6/8

18:03-10:00

1 stop10h 57m

London Gatwick

Wed 20/8

12:00-21:01

1 stop14h 01m

£467

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Wed 30/7

07:00-10:00

2 stops22h 00m

London Heathrow

Fri 3/10

14:05-12:18

2 stops27h 13m

£471

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Wed 29/10

08:45-07:10

2 stops18h 25m

London Heathrow

Fri 7/11

06:30-20:14

2 stops18h 44m

£472

CincinnatiLondon

CVG - LHR

CVGLHR

Cincinnati Cinci./N. Kentucky

Wed 27/8

13:30-06:30

1 stop12h 00m

London Heathrow

Wed 15/10

14:05-13:07

2 stops28h 02m

£477

CincinnatiLondon

CVG - LHR

CVGLHR

Cincinnati Cinci./N. Kentucky

Wed 27/8

09:30-06:30

2 stops16h 00m

London Heathrow

Wed 15/10

14:05-13:07

2 stops28h 02m

£482

CincinnatiLondon

CVG - LHR

CVGLHR

Cincinnati Cinci./N. Kentucky

Wed 6/8

11:00-08:50

1 stop16h 50m

London Heathrow

Wed 20/8

06:15-15:10

1 stop13h 55m

£484

LouisvilleLondon

SDF - LGW

SDFLGW

Louisville Intl

Sun 3/8

12:50-10:00

2 stops16h 10m

London Gatwick

Tue 19/8

12:00-22:46

2 stops15h 46m

£484

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Wed 30/7

15:21-07:15

1 stop10h 54m

London Heathrow

Fri 3/10

09:20-16:50

1 stop12h 30m

£485

CincinnatiLondon

CVG - LHR

CVGLHR

Cincinnati Cinci./N. Kentucky

Mon 28/7

16:03-08:05

1 stop11h 02m

London Heathrow

Mon 18/8

19:25-18:33

2 stops28h 08m

£487

Flights are sorted by cheapest return flights first.

Deals found on 11/6

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, January is the cheapest month in which you can book a flight from Kentucky to London (average of £112). Flying from Kentucky to London in August is currently the most expensive (average of £164). 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 KY to LON?

Find hourly flight availability from Kentucky to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 June 2025.

When flying from Kentucky to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 13 June 2025.
Get a feel of what it's like to fly with Delta, KLM and Finnair from Kentucky to London by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

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!
Delta
8.0
Very Good
7,946 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

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!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

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!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

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!
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

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!
SWISS
7.5
Good
1,624 reviews
Delta
8.0
Very Good
7,946 reviews
Check prices

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Crew

8.5

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 Kentucky to London. 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 Kentucky to London one-way?

    £170 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on JetBlue and Air Canada, with prices starting from £227 and £281, respectively.

  • 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, January is the cheapest month in which you can book a flight from Kentucky to London (average of £112). Flying from Kentucky to London in August is currently the most expensive (average of £164). 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 Kentucky?

Book flights to Kentucky if you plan to visit one of these locations
Deal
Hounslow
Croydon
Milton Keynes
Gatwick
Luton
Slough
Wembley
Crawley
Eastbourne
Ilford
Southend-on-Sea
Watford
Hayes
Ipswich
Winchester
Folkestone
Maidstone
Dartford
Guildford

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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Top 2 airlines flying from Kentucky to London

Discover the top 2 airlines that operate flights from Kentucky to London. 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 13 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£531Average£754FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
American AirlinesCheapest£722Average£826FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

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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