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$263+ Cheap flights from Kentucky to London (LON)

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 7/20. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — LON
Jun 10 — Jun 171
Wed 6/10
Wed 6/17
1 adult, Economy
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Cheap 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 May 11, 2026.

This United Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/291:37 pm
SDF
-
LHR
1 stop13h 43m
United Airlines
Thu 10/16:50 am
LHR
-
SDF
2 stops14h 59m
United Airlines
Deal found 5/6$838
This Mytrip deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/68:55 pm
BNA
-
STN
2 stops19h 00m
Multiple Airlines
Mon 9/2110:45 pm
STN
-
BNA
3 stops28h 09m
Multiple Airlines
Deal found 5/7$865
This Iberia deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:07 pm
SDF
-
LHR
1 stop10h 43m
Iberia
Tue 9/227:50 am
LHR
-
SDF
2 stops20h 08m
Iberia
Deal found 5/11$868
This FlightHub deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/310:30 am
BNA
-
LHR
2 stops23h 30m
Scandinavian Airlines
Tue 11/106:40 am
LHR
-
BNA
2 stops20h 50m
Scandinavian Airlines
Deal found 5/7$877
This FlightHub deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/112:53 pm
SDF
-
LHR
2 stops23h 47m
Scandinavian Airlines
Sun 11/86:40 am
LHR
-
SDF
2 stops19h 11m
Scandinavian Airlines
Deal found 5/8$877
This Scandinavian Airlines deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:00 am
BNA
-
LHR
2 stops25h 40m
Scandinavian Airlines
Sat 9/56:40 am
LHR
-
BNA
2 stops22h 09m
Scandinavian Airlines
Deal found 5/7$882
This Scandinavian Airlines deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/13:24 pm
SDF
-
LHR
2 stops22h 06m
Scandinavian Airlines
Wed 11/116:40 am
LHR
-
SDF
2 stops22h 22m
Scandinavian Airlines
Deal found 5/8$883
This Mytrip deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/38:15 am
BNA
-
LHR
2 stops21h 35m
Multiple Airlines
Wed 6/176:00 am
LHR
-
BNA
2 stops18h 00m
Multiple Airlines
Deal found 5/11$885
This Kiwi.com deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:35 pm
BNA
-
STN
1 stop12h 20m
Multiple Airlines
Sun 9/136:35 am
STN
-
BNA
2 stops17h 25m
Multiple Airlines
Deal found 5/9$885
This Scandinavian Airlines deal was found by Cheapflights users on 5/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/112:15 pm
BNA
-
LHR
2 stops27h 25m
Scandinavian Airlines
Wed 11/187:05 am
LHR
-
BNA
3 stops21h 45m
Scandinavian Airlines
Deal found 5/10$887
This Scandinavian Airlines deal was found by Cheapflights users on 5/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/211:00 pm
SDF
-
LHR
3 stops24h 50m
Scandinavian Airlines
Sun 10/256:40 am
LHR
-
SDF
2 stops21h 22m
Scandinavian Airlines
Deal found 5/11$887
This Mytrip deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/98:55 pm
BNA
-
STN
2 stops17h 35m
Multiple Airlines
Sun 9/1310:00 pm
STN
-
BNA
2 stops26h 00m
Multiple Airlines
Deal found 5/7$887

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 May 11, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$838
(United Airlines)

One-way from

$263
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$1,114
Provider with most accurate pricing for Louisville Intl-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-London (LON) flights.
Search Deals
From Kentucky to London (LON)
Search Deals
One-way flight from Kentucky to London (LON)
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($240 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated May 11, 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 round-trip

NashvilleLondon

BNA - LHR

BNALHR

Nashville Intl

Tue 9/15

11:45 am-5:40 pm

2 stops23h 55m

London Heathrow

Sun 9/20

6:40 am-10:49 pm

3 stops22h 09m

$890

NashvilleLondon

BNA - LHR

BNALHR

Nashville Intl

Wed 10/7

8:15 am-10:00 am

1 stop19h 45m

London Heathrow

Wed 10/21

6:50 am-6:14 pm

2 stops17h 24m

$940

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 9/2

1:35 pm-10:40 am

1 stop16h 05m

London Heathrow

Wed 9/9

6:50 am-8:48 pm

2 stops18h 58m

$967

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 8/12

7:30 am-6:25 am

1 stop17h 55m

London Heathrow

Fri 8/21

6:30 am-5:19 pm

2 stops15h 49m

$968

NashvilleLondon

BNA - LCY

BNALCY

Nashville Intl

Mon 10/19

9:35 am-8:50 am

2 stops17h 15m

London City

Fri 10/30

7:45 am-8:45 pm

2 stops18h 00m

$971

NashvilleLondon

BNA - LCY

BNALCY

Nashville Intl

Tue 9/22

12:49 pm-12:35 pm

2 stops17h 46m

London City

Wed 9/30

9:15 am-7:31 pm

2 stops16h 16m

$973

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Wed 8/26

2:34 pm-10:20 am

2 stops14h 46m

London Heathrow

Wed 9/2

6:30 am-6:43 pm

2 stops17h 13m

$973

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Mon 8/17

11:17 am-6:45 am

2 stops14h 28m

London Heathrow

Tue 8/25

6:30 am-7:11 pm

2 stops17h 41m

$973

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Sun 10/11

5:45 pm-12:05 pm

2 stops13h 20m

London Heathrow

Wed 10/21

6:30 am-6:12 pm

2 stops16h 42m

$973

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Tue 9/29

1:37 pm-7:15 am

1 stop12h 38m

London Heathrow

Thu 10/1

8:00 am-7:09 pm

1 stop16h 09m

$997

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/11

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 round-trip 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 $451). Flying from Kentucky to London in June is currently the most expensive (average of $941). 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 to fly round-trip 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?

    There are many flights that can get you from Kentucky to London in 17h 55m. Fly via Scandinavian Airlines, United Airlines, or Delta to get the fastest option. Kentucky and London are separated by a distance of 4076 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    While some choose either Cincinnati Cinci./N. Kentucky - London Heathrow or Nashville Intl - London Gatwick, Nashville Intl - London Heathrow is the most popular 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 vacation 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 $451). Flying from Kentucky to London in June is currently the most expensive (average of $941). 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

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Ilford
Hounslow
Winchester
Croydon
Gatwick
Southend-on-Sea
Dorking
Harrow
Eastleigh
Dartford
Dover
Orpington
Watford
Borehamwood
Chipping Norton
Hayes
Kingston upon Thames
Eastbourne
Slough
Sutton

Browse thousands of different options on Cheapflights for your next trip

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Top 6 airlines flying from Kentucky to London

Discover the top 6 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 2,558,603 searches. Data last updated May 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$573Average$885FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$574Average$630FlexibilityNo cancel feeOn-time75%
Virgin AtlanticCheapest$577Average$799FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$589Average$968FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$631Average$980FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$678Average$1,107FlexibilityNo cancel feeOn-time69%

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