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Key West

$567+ 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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — EYW
Dec 4 — Dec 111
Thu 12/4
Thu 12/11
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 November 4, 2025.

Round-trip from

$567
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$716
From United Kingdom to Key West
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($66 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 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 November 4, 2025.

This TravelUp deal was found by Cheapflights users on 11/3. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:15 amLHR - EYW
1 stop16h 52mBritish Airways
Wed 12/1012:00 pmEYW - LHR
1 stop13h 50mBritish Airways
Deal found 11/3$624
This TravelUp deal was found by Cheapflights users on 11/4. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/68:55 amLHR - EYW
1 stop16h 11mVirgin Atlantic
Sat 12/137:40 amEYW - LHR
1 stop20h 20mVirgin Atlantic
Deal found 11/4$645
This TravelUp deal was found by Cheapflights users on 11/3. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/188:55 amLHR - EYW
1 stop16h 11mVirgin Atlantic
Thu 12/2511:47 amEYW - LHR
1 stop16h 13mVirgin Atlantic
Deal found 11/3$647
This Expedia deal was found by Cheapflights users on 11/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/310:45 amLHR - EYW
1 stop14h 21mVirgin Atlantic
Wed 12/103:02 pmEYW - LHR
2 stops14h 48mVirgin Atlantic
Deal found 11/3$656
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/62:00 pmLGW - EYW
1 stop23h 15mMultiple Airlines
Sat 12/132:30 pmEYW - LGW
2 stops38h 30mMultiple Airlines
Deal found 11/4$688
This Delta deal was found by Cheapflights users on 11/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:55 amLHR - EYW
1 stop30h 57mDelta
Sat 1/172:45 pmEYW - LHR
2 stops15h 05mDelta
Deal found 11/4$696
This United Airlines deal was found by Cheapflights users on 11/3. 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 12/312:05 pmLHR - EYW
2 stops30h 46mUnited Airlines
Wed 12/102:47 pmEYW - LHR
2 stops15h 03mUnited Airlines
Deal found 11/3$710
This British Airways deal was found by Cheapflights users on 11/4. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:15 amLHR - EYW
2 stops21h 52mBritish Airways
Sat 12/134:20 pmEYW - LHR
1 stop10h 55mBritish Airways
Deal found 11/4$724
This oojo deal was found by Cheapflights users on 11/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:15 pmLCY - EYW
2 stops29h 20mBritish Airways
Wed 12/1012:00 pmEYW - LCY
2 stops21h 05mBritish Airways
Deal found 11/3$745
This TravelUp deal was found by Cheapflights users on 11/4. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/263:50 pmLHR - EYW
1 stop34h 08mVirgin Atlantic
Fri 1/912:26 pmEYW - LHR
1 stop14h 24mVirgin Atlantic
Deal found 11/4$780
This Netflights deal was found by Cheapflights users on 11/3. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:05 amGLA - EYW
2 stops19h 01mMultiple Airlines
Thu 12/187:40 amEYW - GLA
2 stops24h 05mMultiple Airlines
Deal found 11/3$801
This United Airlines deal was found by Cheapflights users on 11/3. 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 12/39:50 amLCY - EYW
3 stops33h 01mMultiple Airlines
Wed 12/102:47 pmEYW - LCY
2 stops20h 53mMultiple Airlines
Deal found 11/3$897

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 November 4, 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

Sat 1/10

2:00 pm-9:26 am

1 stop24h 26m

Key West

Mon 2/2

1:06 pm-10:00 am

1 stop15h 54m

$567

LondonKey West

LGW - EYW

LGWEYW

London Gatwick

Sun 1/11

2:10 pm-12:26 pm

1 stop27h 16m

Key West

Thu 1/29

10:06 am-10:00 am

1 stop18h 54m

$567

LondonKey West

LGW - EYW

LGWEYW

London Gatwick

Sun 1/11

2:10 pm-12:26 pm

1 stop27h 16m

Key West

Mon 2/2

1:06 pm-10:00 am

1 stop15h 54m

$567

LondonKey West

LGW - EYW

LGWEYW

London Gatwick

Sat 1/10

2:00 pm-1:30 pm

2 stops28h 30m

Key West

Fri 1/30

1:06 pm-10:00 am

1 stop15h 54m

$627

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Sat 12/6

8:55 am-8:06 pm

1 stop16h 11m

Key West

Sat 12/13

7:40 am-9:00 am

1 stop20h 20m

$645

LondonKey West

LGW - EYW

LGWEYW

London Gatwick

Fri 1/9

2:00 pm-1:30 pm

2 stops28h 30m

Key West

Thu 1/29

10:06 am-10:00 am

1 stop18h 54m

$645

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Sun 1/11

7:05 pm-11:56 pm

2 stops33h 51m

Key West

Sun 2/1

7:45 pm-6:50 am

1 stop30h 05m

$650

LondonKey West

LGW - EYW

LGWEYW

London Gatwick

Tue 1/6

11:20 am-11:56 pm

2 stops17h 36m

Key West

Sat 1/17

1:53 pm-9:00 am

2 stops14h 07m

$652

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Tue 1/6

8:15 am-11:56 pm

2 stops44h 41m

Key West

Tue 2/3

4:37 pm-10:10 pm

2 stops24h 33m

$659

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Tue 1/6

8:15 am-7:10 pm

2 stops39h 55m

Key West

Thu 1/29

1:33 pm-12:05 pm

2 stops17h 32m

$659

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Showing 1-10 of 30 results
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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, March is the cheapest month in which you can book a flight from United Kingdom to Key West (average of $584). Flying from United Kingdom to Key West in July is currently the most expensive (average of $858). 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.

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.

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

    For as low as $645, Virgin Atlantic can have you in Key West from United Kingdom in 16h 11m. The distance from United Kingdom to Key West is about 4539 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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, March is the cheapest month in which you can book a flight from United Kingdom to Key West (average of $584). Flying from United Kingdom to Key West in July is currently the most expensive (average of $858). 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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