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$399+ Cheap flights from Key West (EYW) to the United Kingdom

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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — LHR
févr. 20 — févr. 271
ven. 2/20
ven. 2/27
1 adult, Economy
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Cheap flight deals from Key West to United Kingdom

Cheapest flights from Key West to United Kingdom
Explore the most affordable flight options available from Key West to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janvier 21, 2026.

This oojo deal was found by Cheapflights users on 1/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 3/61:55 pm
EYW
-
LHR
1 stop11h 55m
British Airways
ven. 3/139:45 am
LHR
-
EYW
1 stop13h 27m
British Airways
Deal found 1/20$630
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 10/96:11 pm
EYW
-
LHR
1 stop13h 24m
American Airlines
mer. 10/146:15 am
LHR
-
EYW
2 stops17h 09m
American Airlines
Deal found 1/20$654
This British Airways deal was found by Cheapflights users on 1/19. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 1/294:37 pm
EYW
-
LGW
2 stops40h 13m
British Airways
lun. 2/27:40 pm
LGW
-
EYW
2 stops33h 16m
British Airways
Deal found 1/19$664
This British Airways deal was found by Cheapflights users on 1/19. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 2/512:00 pm
EYW
-
MAN
2 stops24h 40m
British Airways
lun. 2/96:20 pm
MAN
-
EYW
2 stops53h 50m
British Airways
Deal found 1/19$665
This FlightHub deal was found by Cheapflights users on 1/20. 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.
ven. 10/92:01 pm
EYW
-
LHR
2 stops23h 54m
Multiple Airlines
mer. 10/146:15 am
LHR
-
EYW
2 stops17h 09m
Multiple Airlines
Deal found 1/20$679
This United Airlines deal was found by Cheapflights users on 1/20. 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.
ven. 10/94:05 pm
EYW
-
LHR
1 stop33h 40m
United Airlines
mer. 10/148:00 am
LHR
-
EYW
1 stop19h 11m
United Airlines
Deal found 1/20$733
This United Airlines deal was found by Cheapflights users on 1/19. 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.
jeu. 1/292:25 pm
EYW
-
LHR
1 stop13h 00m
United Airlines
lun. 2/21:25 pm
LHR
-
EYW
2 stops31h 57m
United Airlines
Deal found 1/19$738
This lastminute.com deal was found by Cheapflights users on 1/21. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 3/711:59 am
EYW
-
LHR
2 stops17h 51m
Virgin Atlantic
sam. 3/144:50 pm
LHR
-
EYW
2 stops30h 51m
Virgin Atlantic
Deal found 1/21$748
This oojo deal was found by Cheapflights users on 1/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 1/251:33 pm
EYW
-
LHR
2 stops17h 07m
British Airways
dim. 2/15:05 pm
LHR
-
EYW
2 stops31h 05m
British Airways
Deal found 1/21$756
This United Airlines deal was found by Cheapflights users on 1/20. 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.
dim. 1/256:05 pm
EYW
-
LHR
1 stop31h 35m
United Airlines
dim. 2/11:25 pm
LHR
-
EYW
2 stops54h 52m
United Airlines
Deal found 1/20$764
This American Airlines deal was found by Cheapflights users on 1/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 1/254:01 pm
EYW
-
LHR
1 stop13h 24m
American Airlines
dim. 2/19:45 am
LHR
-
EYW
1 stop19h 11m
American Airlines
Deal found 1/21$772
This British Airways deal was found by Cheapflights users on 1/20. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 1/294:37 pm
EYW
-
GLA
2 stops39h 28m
British Airways
lun. 2/28:25 pm
GLA
-
EYW
2 stops32h 31m
British Airways
Deal found 1/20$817

Find flight deals from Key West to United Kingdom

Keep the following information in mind while searching for Key West to United Kingdom flight deals. Data was last updated janvier 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$630
(oojo)

One-way from

$399
(United Airlines)
Provider with most accurate pricing for Key West-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Key West-London (LON) flights.
Search Deals
From Key West to United Kingdom
Search Deals
One-way flight from Key West to United Kingdom
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Key West to United Kingdom 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 janvier 21, 2026.
Use the filters below to find and compare flights from Key West to the United Kingdom that are best for you.

Fly from

Key West

Fly to

United Kingdom

Route

Depart

Return

Price

Key WestLondon

EYW - LHR

EYWLHR

Key West

ven. 3/6

1:55 pm-6:50 am

1 stop11h 55m

London Heathrow

ven. 3/13

9:45 am-7:12 pm

1 stop13h 27m

$630

Key WestManchester

EYW - MAN

EYWMAN

Key West

jeu. 2/5

12:00 pm-5:40 pm

2 stops24h 40m

Manchester

lun. 2/9

6:20 pm-7:10 pm

2 stops53h 50m

$665

Key WestLondon

EYW - LHR

EYWLHR

Key West

dim. 2/1

6:06 pm-11:40 am

1 stop12h 34m

London Heathrow

mar. 2/10

6:30 am-7:40 pm

2 stops18h 10m

$788

Key WestLondon

EYW - LHR

EYWLHR

Key West

ven. 3/6

7:00 am-10:50 am

2 stops22h 50m

London Heathrow

ven. 3/13

6:50 am-10:19 pm

2 stops19h 29m

$809

Key WestLondon

EYW - LHR

EYWLHR

Key West

sam. 3/7

1:49 pm-6:50 am

1 stop12h 01m

London Heathrow

sam. 3/14

12:10 pm-7:12 pm

1 stop35h 02m

$840

Key WestLondon

EYW - LHR

EYWLHR

Key West

dim. 2/1

7:45 pm-8:35 am

1 stop31h 50m

London Heathrow

mar. 2/10

6:00 am-7:10 pm

2 stops18h 10m

$872

Key WestManchester

EYW - MAN

EYWMAN

Key West

mer. 6/3

1:34 pm-1:10 pm

2 stops18h 36m

Manchester

sam. 6/13

4:45 pm-7:21 pm

2 stops31h 36m

$934

Key WestLondon

EYW - LHR

EYWLHR

Key West

mer. 6/10

1:34 pm-12:35 pm

1 stop18h 01m

London Heathrow

mer. 6/24

6:30 am-7:21 pm

2 stops17h 51m

$968

Key WestManchester

EYW - MAN

EYWMAN

Key West

mer. 6/3

4:05 pm-6:30 am

3 stops33h 25m

Manchester

sam. 6/13

7:00 am-3:06 pm

2 stops61h 06m

$977

Key WestLondon

EYW - LHR

EYWLHR

Key West

ven. 5/29

11:28 am-6:55 am

1 stop14h 27m

London Heathrow

dim. 6/14

9:55 am-7:21 pm

1 stop14h 26m

$1,017

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 30 results
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Best time to book a flight from Key West to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Key West 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 Key West to the United Kingdom
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. 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 United Kingdom. Reviews last updated janvier 21, 2026.
Read through reviews of airlines operating flights from Key West to the United Kingdom, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,169 reviews

Crew

8.0

Food

6.4

Overall

7.2

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Susie,Jan 2026

TPA - CLT

I was sitting at the back of the plane and the flight attendants were so loud, talking to each other and laughing! I thought they were having a party back there.
American Airlines
7.2
Good
11,169 reviews
American Airlines
7.2
Good
11,169 reviews

Crew

8.0

Food

6.4

Overall

7.2

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Susie,Jan 2026

TPA - CLT

I was sitting at the back of the plane and the flight attendants were so loud, talking to each other and laughing! I thought they were having a party back there.

Related info for your journey

Find useful and relevant information for your journey from Key West to United Kingdom. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Key West to United Kingdom?

    Key West (EYW) is the airport you will fly out of if you book a flight from Key West to United Kingdom. It is only a 2.6 mi journey to Key West (EYW) from Key West’s city center.

  • How long is the flight from Key West to United Kingdom?

    A quick flight from Key West to United Kingdom can take about 11h 55m. British Airways provides one of the quickest options available for as low as $630. There are 4539 mi between Key West and United Kingdom. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Key West to United Kingdom?

    The most popular flight routes from Key West to United Kingdom are Key West - London Heathrow, Key West - London Gatwick and Key West - Manchester.

  • Can I find deals for flights from Key West to United Kingdom that include hotel bookings?

    Yes. In addition to deals on Key West to United Kingdom flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Key West to United Kingdom?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Key West to United Kingdom.

  • Can I find deals for business class flights from Key West to United Kingdom?

    Yes. Cheapflights offers flight deals from Key West to United Kingdom by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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