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Cheap flights from Kentucky to London from $220

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kentucky to London departing on 3/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Kentucky to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
5:32 pm - 11:15 am
LEX
-
LHR
12h 43m1 stop
Lufthansa Logo
11:10 am - 10:40 pm
LHR
-
LEX
16h 30m2 stops
$562Lufthansa
Sun, Jan 25 - Sun, Feb 1
Scandinavian Airlines Logo
7:00 am - 12:55 pm
CVG
-
LHR
24h 55m2 stops
Scandinavian Airlines Logo
6:40 am - 10:12 pm
LHR
-
CVG
20h 32m2 stops
$568Scandinavian Airlines
Fri, Jan 30 - Sun, Feb 1
Virgin Atlantic Logo
3:32 pm - 9:00 am
SDF
-
LHR
12h 28m1 stop
Virgin Atlantic Logo
11:45 am - 11:50 pm
LHR
-
SDF
17h 05m2 stops
$593Virgin Atlantic
Mon, Jan 26 - Mon, Feb 9
Multiple Airlines Logo
2:10 pm - 5:55 am
CVG
-
LHR
10h 45m1 stop
Multiple Airlines Logo
9:00 am - 8:18 pm
LHR
-
CVG
16h 18m2 stops
$616Multiple Airlines
Mon, Feb 16 - Tue, Feb 24
Virgin Atlantic Logo
12:22 pm - 7:50 am
SDF
-
LHR
14h 28m1 stop
Virgin Atlantic Logo
1:00 pm - 9:19 pm
LHR
-
SDF
13h 19m1 stop
$620Virgin Atlantic
Mon, Jan 26 - Mon, Feb 2
Multiple Airlines Logo
1:50 pm - 8:30 am
SDF
-
LHR
13h 40m2 stops
Multiple Airlines Logo
11:10 am - 10:30 pm
LHR
-
SDF
16h 20m2 stops
$627Multiple Airlines
Fri, Jan 23 - Thu, Feb 5
United Airlines Logo
11:07 am - 5:55 am
TYS
-
LHR
13h 48m1 stop
United Airlines Logo
6:50 am - 4:53 pm
LHR
-
TYS
15h 03m2 stops
$629United Airlines
Fri, Jan 23 - Tue, Jan 27
United Airlines Logo
9:50 am - 6:40 am
SDF
-
LHR
15h 50m1 stop
United Airlines Logo
6:50 am - 10:13 pm
LHR
-
SDF
20h 23m2 stops
$629United Airlines
Fri, Feb 20 - Tue, Feb 24
KLM Logo
11:40 am - 7:50 am
EVV
-
LHR
14h 10m1 stop
KLM Logo
6:30 am - 5:19 pm
LHR
-
EVV
16h 49m2 stops
$631KLM
Mon, Feb 2 - Mon, Feb 9
KLM Logo
1:11 pm - 7:50 am
TRI
-
LHR
13h 39m1 stop
KLM Logo
3:50 pm - 9:34 am
LHR
-
TRI
22h 44m1 stop
$657KLM
Thu, Feb 5 - Sat, Feb 14

Scandinavian Airlines flights from Kentucky to London Heathrow Airport

Our best Scandinavian Airlines deals on Kentucky to London Heathrow Airport flight tickets
Scandinavian Airlines
Jan 30
CVG7:00 amCincinnati Cinci./N. Kentucky
24h 55m
2 stops
LHR12:55 pmLondon Heathrow
Feb 1
LHR6:40 amLondon Heathrow
20h 32m
2 stops
CVG10:12 pmCincinnati Cinci./N. Kentucky
$568
Find similar
Scandinavian Airlines
Mar 6
CVG7:00 amCincinnati Cinci./N. Kentucky
44h 55m
2 stops
LHR8:55 amLondon Heathrow
Mar 9
LHR6:40 amLondon Heathrow
18h 36m
2 stops
CVG9:16 pmCincinnati Cinci./N. Kentucky
$583
Find similar
Scandinavian Airlines
Jan 30
CVG12:45 pmCincinnati Cinci./N. Kentucky
39h 10m
2 stops
LHR8:55 amLondon Heathrow
Feb 2
LHR6:40 amLondon Heathrow
20h 32m
2 stops
CVG10:12 pmCincinnati Cinci./N. Kentucky
$584
Find similar

American Airlines flights from Kentucky to London Heathrow Airport

Our best American Airlines deals on Kentucky to London Heathrow Airport flight tickets
American Airlines
Feb 9
HTS11:40 amHuntington Tri State
16h 35m
1 stop
LHR9:15 amLondon Heathrow
Feb 16
LHR9:55 amLondon Heathrow
19h 02m
1 stop
HTS11:57 pmHuntington Tri State
$658
Find similar
American Airlines
Feb 9
HTS11:40 amHuntington Tri State
14h 20m
2 stops
LHR7:00 amLondon Heathrow
Feb 16
LHR1:50 pmLondon Heathrow
15h 07m
2 stops
HTS11:57 pmHuntington Tri State
$663
Find similar
American Airlines
Apr 13
HTS4:04 pmHuntington Tri State
15h 26m
1 stop
LHR12:30 pmLondon Heathrow
Apr 29
LHR3:00 pmLondon Heathrow
14h 18m
1 stop
HTS12:18 amHuntington Tri State
$673
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Kentucky to London Heathrow Airport 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, momondo users made 832,500 searches. Data last updated December 28, 2025.
Use the filters below to find and compare flights from Kentucky to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LexingtonLondon

LEX - LHR

LEXLHR

Lexington Blue Grass

Sun 1/25

5:32 pm-11:15 am

1 stop12h 43m

London Heathrow

Sun 2/1

11:10 am-10:40 pm

2 stops16h 30m

$562

CincinnatiLondon

CVG - LHR

CVGLHR

Cincinnati Cinci./N. Kentucky

Fri 1/30

7:00 am-12:55 pm

2 stops24h 55m

London Heathrow

Sun 2/1

6:40 am-10:12 pm

2 stops20h 32m

$568

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Mon 1/26

3:32 pm-9:00 am

1 stop12h 28m

London Heathrow

Mon 2/9

11:45 am-11:50 pm

2 stops17h 05m

$593

CincinnatiLondon

CVG - LHR

CVGLHR

Cincinnati Cinci./N. Kentucky

Mon 2/16

2:10 pm-5:55 am

1 stop10h 45m

London Heathrow

Tue 2/24

9:00 am-8:18 pm

2 stops16h 18m

$616

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Mon 1/26

12:22 pm-7:50 am

1 stop14h 28m

London Heathrow

Mon 2/2

1:00 pm-9:19 pm

1 stop13h 19m

$620

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Fri 1/23

1:50 pm-8:30 am

2 stops13h 40m

London Heathrow

Thu 2/5

11:10 am-10:30 pm

2 stops16h 20m

$627

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Fri 1/23

11:07 am-5:55 am

1 stop13h 48m

London Heathrow

Tue 1/27

6:50 am-4:53 pm

2 stops15h 03m

$629

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Fri 2/20

9:50 am-6:40 am

1 stop15h 50m

London Heathrow

Tue 2/24

6:50 am-10:13 pm

2 stops20h 23m

$629

EvansvilleLondon

EVV - LHR

EVVLHR

Evansville Dress Regional

Mon 2/2

11:40 am-7:50 am

1 stop14h 10m

London Heathrow

Mon 2/9

6:30 am-5:19 pm

2 stops16h 49m

$631

BlountvilleLondon

TRI - LHR

TRILHR

Blountville Tri Cities TN/VA

Thu 2/5

1:11 pm-7:50 am

1 stop13h 39m

London Heathrow

Sat 2/14

3:50 pm-9:34 am

1 stop22h 44m

$657

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Kentucky to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to London Heathrow Airport?

The month of February is, on average, the cheapest month to fly to London Heathrow Airport from Kentucky, with most prices found around $630. If you’re not able to fly to London Heathrow Airport in February, then October is your next best option. Flight prices from Kentucky to London Heathrow Airport during October average around $694.

What is the cheapest day to depart on your flight to London Heathrow Airport?

Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $803. The most expensive day to fly to London Heathrow Airport is Sunday, with ticket prices averaging around $1,071.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Kentucky to London Heathrow Airport in the evening for as low as $882. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights at noon are often more expensive with an average ticket price of $1,038.

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Kentucky when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $940 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Kentucky for as low as $749 on momondo.

Can stopping save me money on Kentucky to London Heathrow Airport flights?

You could potentially save up to 50% on your flight if you consider stops on a Kentucky to London Heathrow Airport flight.

Cheap Kentucky to London Heathrow Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kentucky to London Heathrow Airport

Fastest flight time

7h 40m

Direct flights

Every day
The fastest flight from Kentucky to London Heathrow Airport takes 7h 40m
Direct flights go from Kentucky to London Heathrow Airport every day.
Search flight deals

  • When did momondo last update prices for flights from Kentucky to London Heathrow Airport?

    Prices for flights from Kentucky to London Heathrow Airport are updated daily.

  • How many operators does momondo search for flights from Kentucky to London Heathrow Airport?

  • How old do you have to be to fly from Kentucky to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kentucky to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Kentucky to London Heathrow Airport

Compare and see reviews for airlines that fly from Kentucky to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
Virgin AtlanticPriceFrom $564Free CancellationRating
7.5
677 reviews
Search Virgin Atlantic flights
DeltaPriceFrom $573Free CancellationRating
7.9
8,019 reviews
Search Delta flights
KLMPriceFrom $574Free CancellationRating
7.7
1,435 reviews
Search KLM flights
British AirwaysPriceFrom $598Free CancellationRating
6.7
7,616 reviews
Search British Airways flights
United AirlinesPriceFrom $678Free CancellationRating
7.4
9,113 reviews
Search United Airlines flights
American AirlinesPriceFrom $692Free CancellationRating
7.2
11,072 reviews
Search American Airlines flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Dover
Luton
Slough
Guildford
Hayes
Dartford
Stratford-upon-Avon
Crawley
Brentwood
Salisbury
Watford
Wembley
Cobham
Folkestone
Romford
Richmond
Uxbridge

Why use momondo?

Why should I use momondo to find a flight deal from Kentucky to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Kentucky.

Can I find flights from Kentucky to London with flexible booking policies on momondo?

momondo does allow users to show only those flights to London from Kentucky which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Kentucky to London?

Once all potential Kentucky to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Kentucky to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Kentucky and alert you when they change.

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
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