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Key West

$562+ Cheap flights from the United Kingdom to Key West (EYW)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — EYW
ago. 3 — ago. 101
dom. 8/3
dom. 8/10
1 adult, Economy
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Cheap flight deals from United Kingdom to Key West

Keep the following information in mind while searching for United Kingdom to Key West flight deals. Data was last updated julio 29, 2025.

Round-trip from

$562
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$976
From United Kingdom to Key West
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from United Kingdom to Key West

Cheapest flights from United Kingdom to Key West
Explore the most affordable flight options available from United Kingdom to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 29, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/26. 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.
jue. 9/42:00 pmLGW - EYW
1 stop26h 52mMultiple Airlines
jue. 9/118:55 amEYW - LGW
1 stop20h 05mMultiple Airlines
Deal found 7/26$562
This oojo deal was found by Cheapflights users on 7/29. 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.
vie. 11/76:05 amLHR - EYW
2 stops18h 24mBritish Airways
vie. 11/141:45 pmEYW - LHR
1 stop13h 30mBritish Airways
Deal found 7/29$609
This Ticket deal was found by Cheapflights users on 7/27. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/1011:20 amLHR - EYW
1 stop13h 52mVirgin Atlantic
mié. 9/1711:50 amEYW - LHR
2 stops16h 00mVirgin Atlantic
Deal found 7/27$615
This lol.travel deal was found by Cheapflights users on 7/27. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/104:40 pmLHR - EYW
2 stops26h 21mUnited Airlines
mié. 9/173:50 pmEYW - LHR
2 stops34h 05mUnited Airlines
Deal found 7/27$651
This American Airlines deal was found by Cheapflights users on 7/27. 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.
mié. 9/104:35 pmLHR - EYW
2 stops31h 24mAmerican Airlines
mié. 9/173:45 pmEYW - LHR
2 stops14h 20mAmerican Airlines
Deal found 7/27$653
This oojo deal was found by Cheapflights users on 7/29. 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.
vie. 11/711:00 amLGW - EYW
2 stops37h 29mBritish Airways
vie. 11/141:45 pmEYW - LGW
2 stops15h 30mBritish Airways
Deal found 7/29$667
This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/116:30 amLHR - EYW
2 stops18h 37mDelta
jue. 9/1811:50 amEYW - LHR
2 stops18h 35mDelta
Deal found 7/28$703
This American Airlines deal was found by Cheapflights users on 7/28. 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.
jue. 11/1312:45 pmGLA - EYW
2 stops29h 06mAmerican Airlines
lun. 11/172:00 pmEYW - GLA
2 stops15h 45mAmerican Airlines
Deal found 7/28$718
This American Airlines deal was found by Cheapflights users on 7/28. 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.
vie. 11/146:05 amEDI - EYW
2 stops16h 46mAmerican Airlines
mar. 11/186:33 pmEYW - EDI
2 stops15h 42mAmerican Airlines
Deal found 7/28$723
This Delta deal was found by Cheapflights users on 7/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/137:45 amLCY - EYW
2 stops16h 59mDelta
lun. 11/176:00 pmEYW - LCY
2 stops17h 35mDelta
Deal found 7/27$771
This United Airlines deal was found by Cheapflights users on 7/27. 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.
jue. 9/48:45 amLCY - EYW
3 stops34h 16mMultiple Airlines
jue. 9/113:50 pmEYW - LCY
2 stops21h 45mMultiple Airlines
Deal found 7/27$850
This ChecknFly deal was found by Cheapflights users on 7/27. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/1611:05 amLHR - EYW
2 stops30h 36mLufthansa
dom. 9/73:50 pmEYW - LHR
2 stops34h 05mLufthansa
Deal found 7/27$888

Cheapflights Fare Finder

 
Customize your flight search to find flights from United Kingdom to Key West 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 julio 29, 2025.
Use the filters below to find and compare flights from the United Kingdom to Key West that are best for you.

Fly from

United Kingdom

Fly to

Key West

Route

Depart

Return

Price

LondonKey West

LGW - EYW

LGWEYW

London Gatwick

jue. 9/4

2:00 pm-11:52 am

1 stop26h 52m

Key West

jue. 9/11

8:55 am-10:00 am

1 stop20h 05m

$562

LondonKey West

LHR - EYW

LHREYW

London Heathrow

vie. 11/7

6:05 am-7:29 pm

2 stops18h 24m

Key West

vie. 11/14

1:45 pm-8:15 am

1 stop13h 30m

$609

LondonKey West

LHR - EYW

LHREYW

London Heathrow

mié. 9/10

11:20 am-8:12 pm

1 stop13h 52m

Key West

mié. 9/17

11:50 am-8:50 am

2 stops16h 00m

$615

LondonKey West

LHR - EYW

LHREYW

London Heathrow

mié. 9/10

4:40 pm-2:01 pm

2 stops26h 21m

Key West

mié. 9/17

3:50 pm-6:55 am

2 stops34h 05m

$651

LondonKey West

LHR - EYW

LHREYW

London Heathrow

mié. 9/10

4:35 pm-6:59 pm

2 stops31h 24m

Key West

mié. 9/17

3:45 pm-11:05 am

2 stops14h 20m

$653

LondonKey West

LHR - EYW

LHREYW

London Heathrow

mié. 9/10

6:30 am-8:12 pm

2 stops18h 42m

Key West

mié. 9/17

11:50 am-8:50 am

2 stops16h 00m

$663

LondonKey West

LGW - EYW

LGWEYW

London Gatwick

vie. 11/7

11:00 am-7:29 pm

2 stops37h 29m

Key West

vie. 11/14

1:45 pm-10:15 am

2 stops15h 30m

$667

GlasgowKey West

GLA - EYW

GLAEYW

Glasgow Intl

jue. 11/13

12:45 pm-12:51 pm

2 stops29h 06m

Key West

lun. 11/17

2:00 pm-10:45 am

2 stops15h 45m

$718

EdinburghKey West

EDI - EYW

EDIEYW

Edinburgh Turnhouse

vie. 11/14

6:05 am-5:51 pm

2 stops16h 46m

Key West

mar. 11/18

6:33 pm-3:15 pm

2 stops15h 42m

$723

LondonKey West

LCY - EYW

LCYEYW

London City

jue. 11/13

7:45 am-7:44 pm

2 stops16h 59m

Key West

lun. 11/17

6:00 pm-4:35 pm

2 stops17h 35m

$771

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 16 results
1
2

Best time to book a flight from United Kingdom to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West from United Kingdom 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 the United Kingdom to Key West

What is the cheapest month to book a flight from United Kingdom to Key West?

Currently, August is the cheapest month in which you can book a flight from United Kingdom to Key West (average of $328). Flying from United Kingdom to Key West in March is currently the most expensive (average of $492). 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.

Reviews of airlines servicing Key West

Get insights into the airlines that provide service to Key West. 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 Key West. Reviews last updated julio 29, 2025.
Read through reviews of airlines operating flights from the United Kingdom to Key West, such as Delta, United Airlines, and Virgin Atlantic. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
8.0
Very good
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
United Airlines
7.4
Good
8,899 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Virgin Atlantic
7.4
Good
655 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
JetBlue
7.3
Good
2,913 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to Key West. 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 into for flights to Key West from United Kingdom?

    Key West (EYW), located 2.6 mi from the city center, is the airport you fly into when you book flights from United Kingdom to Key West.

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

    The most popular route from United Kingdom to Key West is London Heathrow - Key West. You may also consider London City - Key West or London Gatwick - Key West.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from United Kingdom to Key West 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 United Kingdom to Key West?

    Currently, August is the cheapest month in which you can book a flight from United Kingdom to Key West (average of $328). Flying from United Kingdom to Key West in March is currently the most expensive (average of $492). 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

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