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$200+ 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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — LON
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
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 December 4, 2025.

This FlightHub deal was found by Cheapflights users on 12/1. 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.
Wed 12/317:40 pmCVG - LHR
1 stop10h 10mLufthansa
Fri 1/912:50 pmLHR - CVG
1 stop13h 40mLufthansa
Deal found 12/1$593
This Air Canada deal was found by Cheapflights users on 12/4. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:40 pmCVG - LHR
1 stop30h 50mAir Canada
Fri 1/96:00 pmLHR - CVG
1 stop29h 00mAir Canada
Deal found 12/4$595
This Air Canada deal was found by Cheapflights users on 12/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:00 amCVG - LHR
2 stops19h 10mAir Canada
Fri 1/912:00 pmLHR - CVG
2 stops35h 00mAir Canada
Deal found 12/1$596
This United Airlines deal was found by Cheapflights users on 12/1. 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.
Wed 12/3111:10 amCVG - LHR
1 stop13h 45mUnited Airlines
Fri 1/98:00 amLHR - CVG
1 stop12h 20mUnited Airlines
Deal found 12/1$597
This FlightHub deal was found by Cheapflights users on 12/2. 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 12/305:45 pmCVG - LHR
1 stop31h 10mLufthansa
Fri 1/912:50 pmLHR - CVG
1 stop13h 40mLufthansa
Deal found 12/2$598
This CheapOair deal was found by Cheapflights users on 12/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1012:30 pmCVG - LHR
2 stops15h 50mMultiple Airlines
Tue 12/167:25 amLHR - CVG
1 stop21h 04mMultiple Airlines
Deal found 12/3$599
This United Airlines deal was found by Cheapflights users on 12/3. 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.
Wed 12/1012:30 pmCVG - LHR
2 stops13h 10mUnited Airlines
Tue 12/167:25 amLHR - CVG
2 stops16h 28mUnited Airlines
Deal found 12/3$602
This United Airlines deal was found by Cheapflights users on 12/2. 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.
Mon 12/297:40 pmCVG - LHR
1 stop30h 00mUnited Airlines
Fri 1/96:00 pmLHR - CVG
1 stop29h 00mUnited Airlines
Deal found 12/2$618
This FlightHub deal was found by Cheapflights users on 12/2. 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.
Mon 12/297:23 pmTYS - LHR
1 stop30h 17mMultiple Airlines
Fri 1/912:00 pmLHR - TYS
2 stops51h 57mMultiple Airlines
Deal found 12/2$620
This Air Canada deal was found by Cheapflights users on 12/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:40 pmCVG - LHR
2 stops44h 55mAir Canada
Sat 1/109:00 amLHR - CVG
2 stops41h 30mAir Canada
Deal found 12/2$626
This United Airlines deal was found by Cheapflights users on 12/2. 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.
Wed 12/316:00 amCVG - LHR
1 stop19h 40mUnited Airlines
Sun 1/117:30 amLHR - CVG
2 stops18h 16mUnited Airlines
Deal found 12/2$629
This United Airlines deal was found by Cheapflights users on 12/2. 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.
Mon 12/296:40 pmCVG - LHR
2 stops44h 55mUnited Airlines
Sun 1/118:30 amLHR - CVG
2 stops17h 16mUnited Airlines
Deal found 12/2$631

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 December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$560
(Kiwi.com)

One-way from

$200
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$1,472
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. 19% potential increase in price ($250 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 4, 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

Wed 2/25

12:19 pm-11:40 am

1 stop18h 21m

London Heathrow

Tue 3/3

8:20 am-9:39 pm

1 stop18h 19m

$590

CincinnatiLondon

CVG - LHR

CVGLHR

Cincinnati Cinci./N. Kentucky

Wed 2/18

12:45 pm-4:25 pm

2 stops22h 40m

London Heathrow

Wed 2/25

6:40 am-10:10 pm

3 stops20h 30m

$591

CincinnatiLondon

CVG - LHR

CVGLHR

Cincinnati Cinci./N. Kentucky

Thu 1/8

7:00 am-12:55 pm

2 stops24h 55m

London Heathrow

Thu 1/22

6:40 pm-5:12 pm

3 stops27h 32m

$591

CincinnatiLondon

CVG - LHR

CVGLHR

Cincinnati Cinci./N. Kentucky

Wed 3/4

1:22 pm-6:35 am

1 stop12h 13m

London Heathrow

Fri 3/13

3:05 pm-7:55 pm

Nonstop8h 50m

$594

CincinnatiLondon

CVG - LHR

CVGLHR

Cincinnati Cinci./N. Kentucky

Sun 1/25

7:00 am-9:20 am

2 stops21h 20m

London Heathrow

Thu 1/29

6:40 am-10:12 pm

2 stops20h 32m

$599

CincinnatiLondon

CVG - LHR

CVGLHR

Cincinnati Cinci./N. Kentucky

Fri 2/27

11:50 am-9:20 am

2 stops16h 30m

London Heathrow

Mon 3/2

6:40 am-10:10 pm

2 stops20h 30m

$599

CincinnatiLondon

CVG - LHR

CVGLHR

Cincinnati Cinci./N. Kentucky

Tue 1/27

4:00 pm-8:25 am

1 stop11h 25m

London Heathrow

Tue 2/10

11:10 am-6:00 pm

1 stop11h 50m

$601

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Fri 1/16

5:29 pm-11:15 am

1 stop12h 46m

London Heathrow

Fri 1/23

12:05 pm-7:27 pm

1 stop12h 22m

$603

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Wed 2/18

10:18 am-6:50 am

2 stops15h 32m

London Heathrow

Wed 2/25

11:45 am-9:14 pm

2 stops14h 29m

$604

CincinnatiLondon

CVG - LHR

CVGLHR

Cincinnati Cinci./N. Kentucky

Wed 3/4

10:58 am-7:05 am

1 stop15h 07m

London Heathrow

Fri 3/13

1:05 pm-9:34 pm

1 stop12h 29m

$605

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

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 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

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 $571). Flying from Kentucky to London in June is currently the most expensive (average of $918). 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 December 4, 2025.

It’s optimal to fly from Kentucky to London in the morning. By choosing this option you can save up to 69% on the cost of your flight, compared to a flight at noon.

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 12h 13m. Fly via Finnair, Scandinavian Airlines, or British Airways to get the fastest option. Kentucky and London are separated by a distance of 3950 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, November is the cheapest month in which you can book a flight from Kentucky to London (average of $571). Flying from Kentucky to London in June is currently the most expensive (average of $918). 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
Hayes
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Croydon
Orpington
Watford
Borehamwood
Aylesbury
Chipping Norton
Kingston upon Thames
Wembley
Folkestone
Eastbourne
Sutton

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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 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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$564Average$933FlexibilityNo cancel feeOn-time72%
DeltaCheapest$573Average$896FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$574Average$795FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$598Average$794FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$665Average$919FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$678Average$874FlexibilityNo cancel feeOn-time69%

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