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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 7/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
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
5:56 pm - 7:40 pm
LEX
-
LHR
20h 44m
2 stops
Lufthansa Logo
9:00 am - 11:49 pm
LHR
-
LEX
19h 49m
2 stops
$626Lufthansa
Tue, Apr 28 - Tue, May 19
Lufthansa Logo
5:56 pm - 7:40 pm
LEX
-
LHR
20h 44m
2 stops
Lufthansa Logo
9:30 am - 11:45 pm
LHR
-
LEX
19h 15m
2 stops
$637Lufthansa
Wed, Apr 8 - Wed, Apr 15
Multiple Airlines Logo
6:00 am - 9:00 pm
SDF
-
LHR
34h 00m
2 stops
Multiple Airlines Logo
10:50 am - 11:46 pm
LHR
-
SDF
17h 56m
2 stops
$640Multiple Airlines
Tue, Apr 7 - Tue, Apr 21
Iberia Logo
5:06 pm - 12:15 pm
TYS
-
LHR
14h 09m
1 stop
Iberia Logo
6:15 am - 9:21 pm
LHR
-
TYS
20h 06m
2 stops
$644Iberia
Wed, Apr 22 - Wed, May 6
Iberia Logo
6:12 pm - 10:30 am
SDF
-
LHR
11h 18m
1 stop
Iberia Logo
6:15 am - 9:30 pm
LHR
-
SDF
20h 15m
2 stops
$644Iberia
Sun, Mar 29 - Tue, Apr 14
Icelandair Logo
8:55 pm - 11:55 am
BNA
-
LHR
33h 00m
1 stop
Icelandair Logo
1:05 pm - 7:30 pm
LHR
-
BNA
12h 25m
1 stop
$645Icelandair
Mon, Apr 6 - Fri, Apr 17
American Airlines Logo
3:34 pm - 10:30 am
HTS
-
LHR
13h 56m
2 stops
American Airlines Logo
8:15 am - 6:28 pm
LHR
-
HTS
15h 13m
2 stops
$645American Airlines
Wed, Apr 1 - Wed, Apr 8
Icelandair Logo
8:55 pm - 8:20 pm
BNA
-
LHR
17h 25m
1 stop
Icelandair Logo
1:05 pm - 7:30 pm
LHR
-
BNA
12h 25m
1 stop
$646Icelandair
Mon, Apr 13 - Fri, Apr 24
Multiple Airlines Logo
8:35 am - 7:10 am
CVG
-
LHR
18h 35m
2 stops
Multiple Airlines Logo
8:45 am - 11:53 pm
LHR
-
CVG
19h 08m
2 stops
$651Multiple Airlines
Wed, Mar 18 - Wed, Mar 25
American Airlines Logo
3:34 pm - 6:55 am
HTS
-
LHR
10h 21m
1 stop
American Airlines Logo
8:15 am - 6:28 pm
LHR
-
HTS
15h 13m
2 stops
$674American Airlines
Wed, Apr 1 - Wed, Apr 8

Lufthansa flights from Kentucky to London Heathrow Airport

Our best Lufthansa deals on Kentucky to London Heathrow Airport flight tickets
Lufthansa
Apr 28
LEX5:56 pmLexington Blue Grass
20h 44m
2 stops
LHR7:40 pmLondon Heathrow
May 19
LHR9:00 amLondon Heathrow
19h 49m
2 stops
LEX11:49 pmLexington Blue Grass
$626
Lufthansa
Feb 16
CVG7:45 pmCincinnati Cinci./N. Kentucky
18h 50m
2 stops
LHR7:35 pmLondon Heathrow
Feb 24
LHR7:40 amLondon Heathrow
21h 09m
2 stops
CVG11:49 pmCincinnati Cinci./N. Kentucky
$633
Lufthansa
Apr 8
LEX5:56 pmLexington Blue Grass
20h 44m
2 stops
LHR7:40 pmLondon Heathrow
Apr 15
LHR9:30 amLondon Heathrow
19h 15m
2 stops
LEX11:45 pmLexington Blue Grass
$637

Iberia flights from Kentucky to London Heathrow Airport

Our best Iberia deals on Kentucky to London Heathrow Airport flight tickets
Iberia
Apr 22
TYS5:06 pmKnoxville McGhee Tyson
14h 09m
1 stop
LHR12:15 pmLondon Heathrow
May 6
LHR6:15 amLondon Heathrow
20h 06m
2 stops
TYS9:21 pmKnoxville McGhee Tyson
$644
Iberia
Apr 14
CVG4:13 pmCincinnati Cinci./N. Kentucky
10h 27m
1 stop
LHR7:40 amLondon Heathrow
Apr 21
LHR6:15 amLondon Heathrow
17h 59m
2 stops
CVG7:14 pmCincinnati Cinci./N. Kentucky
$668
Iberia
Feb 23
CVG2:21 pmCincinnati Cinci./N. Kentucky
14h 19m
1 stop
LHR9:40 amLondon Heathrow
Mar 3
LHR6:05 amLondon Heathrow
19h 16m
2 stops
CVG8:21 pmCincinnati Cinci./N. Kentucky
$735

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 February 15, 2026.
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

Tue 4/28

5:56 pm-7:40 pm

2 stops20h 44m

London Heathrow

Tue 5/19

9:00 am-11:49 pm

2 stops19h 49m

$626

LexingtonLondon

LEX - LHR

LEXLHR

Lexington Blue Grass

Wed 4/8

5:56 pm-7:40 pm

2 stops20h 44m

London Heathrow

Wed 4/15

9:30 am-11:45 pm

2 stops19h 15m

$637

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Tue 4/7

6:00 am-9:00 pm

2 stops34h 00m

London Heathrow

Tue 4/21

10:50 am-11:46 pm

2 stops17h 56m

$640

KnoxvilleLondon

TYS - LHR

TYSLHR

Knoxville McGhee Tyson

Wed 4/22

5:06 pm-12:15 pm

1 stop14h 09m

London Heathrow

Wed 5/6

6:15 am-9:21 pm

2 stops20h 06m

$644

LouisvilleLondon

SDF - LHR

SDFLHR

Louisville Intl

Sun 3/29

6:12 pm-10:30 am

1 stop11h 18m

London Heathrow

Tue 4/14

6:15 am-9:30 pm

2 stops20h 15m

$644

NashvilleLondon

BNA - LHR

BNALHR

Nashville Intl

Mon 4/6

8:55 pm-11:55 am

1 stop33h 00m

London Heathrow

Fri 4/17

1:05 pm-7:30 pm

1 stop12h 25m

$645

HuntingtonLondon

HTS - LHR

HTSLHR

Huntington Tri State

Wed 4/1

3:34 pm-10:30 am

2 stops13h 56m

London Heathrow

Wed 4/8

8:15 am-6:28 pm

2 stops15h 13m

$645

NashvilleLondon

BNA - LHR

BNALHR

Nashville Intl

Mon 4/13

8:55 pm-8:20 pm

1 stop17h 25m

London Heathrow

Fri 4/24

1:05 pm-7:30 pm

1 stop12h 25m

$646

CincinnatiLondon

CVG - LHR

CVGLHR

Cincinnati Cinci./N. Kentucky

Wed 3/18

8:35 am-7:10 am

2 stops18h 35m

London Heathrow

Wed 3/25

8:45 am-11:53 pm

2 stops19h 08m

$651

HuntingtonLondon

HTS - LHR

HTSLHR

Huntington Tri State

Wed 4/1

3:34 pm-6:55 am

1 stop10h 21m

London Heathrow

Wed 4/8

8:15 am-6:28 pm

2 stops15h 13m

$674

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 $619. If you’re not able to fly to London Heathrow Airport in February, then January is your next best option. Flight prices from Kentucky to London Heathrow Airport during January average around $645.

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 $898 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 $687 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

Mon, Tue, Wed, Thu, Sat and Sun
The fastest flight from Kentucky to London Heathrow Airport takes 7h 40m
Direct flights go from Kentucky to London Heathrow Airport on Monday, Tuesday, Wednesday, Thursday, Saturday and Sunday. There are no airlines offering direct flights.
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
678 reviews
Search Virgin Atlantic flights
DeltaPriceFrom $571Free CancellationRating
7.9
8,205 reviews
Search Delta flights
British AirwaysPriceFrom $589Free CancellationRating
6.7
7,741 reviews
Search British Airways flights
American AirlinesPriceFrom $641Free CancellationRating
7.2
11,296 reviews
Search American Airlines flights
United AirlinesPriceFrom $678Free CancellationRating
7.4
9,295 reviews
Search United 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
Luton
Dover
Slough
Crawley
Hayes
Wembley
Dartford
Stratford-upon-Avon
Croydon
Brentwood
Guildford
Harrow
Watford
Cobham
Folkestone
Romford
Stansted

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

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