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Cheap flights from the United Kingdom to Key West from £495

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — EYW
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from United Kingdom to Key West

Enter your travel dates to find the best prices.

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 7 November 2025.

Sat 6/1208:50MAN - EYW
2 stops15h 45mBritish Airways
Sat 13/1220:05EYW - MAN
2 stops18h 00mBritish Airways
Deal found 6/11£611
Sat 6/1213:30MAN - EYW
1 stop32h 45mVirgin Atlantic
Sat 13/1218:10EYW - MAN
2 stops32h 45mVirgin Atlantic
Deal found 6/11£624
Wed 12/1109:20LHR - EYW
1 stop31h 33mJetBlue
Mon 17/1112:45EYW - LHR
1 stop13h 10mJetBlue
Deal found 4/11£642
Wed 12/1113:00LGW - EYW
2 stops36h 46mMultiple Airlines
Mon 17/1108:55EYW - LGW
1 stop20h 05mMultiple Airlines
Deal found 4/11£697
Wed 12/1110:45LHR - EYW
1 stop14h 08mVirgin Atlantic
Thu 20/1112:26EYW - LHR
1 stop15h 34mVirgin Atlantic
Deal found 5/11£724
Wed 12/1106:30LHR - EYW
2 stops15h 53mVirgin Atlantic
Mon 17/1107:40EYW - LHR
1 stop20h 20mVirgin Atlantic
Deal found 4/11£725
Wed 12/1106:20LHR - EYW
2 stops18h 33mMultiple Airlines
Thu 20/1112:26EYW - LHR
1 stop14h 24mMultiple Airlines
Deal found 5/11£740
Wed 12/1109:45LHR - EYW
1 stop14h 38mBritish Airways
Mon 17/1116:10EYW - LHR
1 stop14h 55mBritish Airways
Deal found 4/11£755
Wed 12/1116:20LHR - EYW
2 stops27h 59mUnited Airlines
Thu 20/1115:00EYW - LHR
2 stops16h 50mUnited Airlines
Deal found 5/11£761
Wed 12/1113:00LGW - EYW
2 stops36h 46mMultiple Airlines
Thu 20/1108:55EYW - LGW
1 stop20h 05mMultiple Airlines
Deal found 5/11£765
Wed 12/1110:15LHR - EYW
2 stops16h 33mAmerican Airlines
Mon 17/1112:00EYW - LHR
1 stop13h 50mAmerican Airlines
Deal found 4/11£767
Wed 12/1107:45LCY - EYW
2 stops17h 08mDelta
Mon 17/1112:26EYW - LCY
2 stops13h 49mDelta
Deal found 4/11£776

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 7 November 2025.

Round-trip from

£490

Popular in

December

Cheapest in

September

Average price

£547
Virgin Atlantic
  • Virgin Atlantic
  • 8/1-22/1
  • 2 total stops
  • 28h 52m total
  • United Kingdom to Key West
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£38 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 7 November 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

Thu 12/3

11:20-16:29

2 stops33h 09m

Key West

Mon 16/3

20:01-07:30

2 stops31h 29m

£495

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Sun 1/2

06:30-19:42

2 stops18h 12m

Key West

Tue 31/3

18:00-13:30

1 stop14h 30m

£502

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Fri 6/3

19:40-18:55

2 stops28h 15m

Key West

Tue 10/3

20:01-12:05

1 stop12h 04m

£506

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Wed 8/4

09:40-19:44

2 stops15h 04m

Key West

Mon 13/4

18:00-11:10

1 stop12h 10m

£508

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Sun 1/2

17:35-17:13

2 stops28h 38m

Key West

Tue 31/3

07:00-07:15

2 stops19h 15m

£513

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Fri 6/3

08:55-19:42

1 stop15h 47m

Key West

Tue 10/3

11:45-07:50

1 stop16h 05m

£515

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Fri 6/3

06:15-19:24

2 stops18h 09m

Key West

Tue 10/3

13:59-09:15

2 stops15h 16m

£520

ManchesterKey West

MAN - EYW

MANEYW

Manchester

Fri 6/3

07:50-22:43

2 stops19h 53m

Key West

Tue 10/3

15:08-11:25

2 stops16h 17m

£597

ManchesterKey West

MAN - EYW

MANEYW

Manchester

Sat 6/12

08:50-19:35

2 stops15h 45m

Key West

Sat 13/12

20:05-19:05

2 stops18h 00m

£611

ManchesterKey West

MAN - EYW

MANEYW

Manchester

Sat 6/12

13:30-17:15

1 stop32h 45m

Key West

Sat 13/12

18:10-07:55

2 stops32h 45m

£624

Flights are sorted by cheapest return flights first.

Deals found on 5/11

Showing 1-10 of 21 results
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2
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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 return 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 £446). Flying from United Kingdom to Key West in July is currently the most expensive (average of £655). 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.

What is the cheapest time of day to fly from GB to EYW?

Find hourly flight availability from United Kingdom to Key West. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 7 November 2025.

It’s typically best to fly out from United Kingdom to Key West at midday. Doing so could potentially save you 22% on the flight price compared to flying in the evening, which is usually more expensive.

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 7 November 2025.
Check out reviews from past customers who have flown with Finnair, Virgin Atlantic, andAmerican Airlines from the United Kingdom to Key West to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,335 reviews
Check prices

Crew

8.1

Food

6.7

Overall

7.6

Boarding

7.6

Comfort

7.4

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Finnair
7.6
Good
1,335 reviews
Finnair
7.6
Good
1,335 reviews
Check prices

Crew

8.1

Food

6.7

Overall

7.6

Boarding

7.6

Comfort

7.4

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Virgin Atlantic
7.5
Good
672 reviews
Finnair
7.6
Good
1,335 reviews
Check prices

Crew

8.1

Food

6.7

Overall

7.6

Boarding

7.6

Comfort

7.4

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
American Airlines
7.2
Good
11,043 reviews
Finnair
7.6
Good
1,335 reviews
Check prices

Crew

8.1

Food

6.7

Overall

7.6

Boarding

7.6

Comfort

7.4

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
British Airways
6.7
Okay
7,500 reviews
Finnair
7.6
Good
1,335 reviews
Check prices

Crew

8.1

Food

6.7

Overall

7.6

Boarding

7.6

Comfort

7.4

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

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?

    Located just 2.6 mi from the city center, Key West (EYW) is the airport most travelers will use when flying to Key West from United Kingdom.

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

    Airlines like American Airlines, Virgin Atlantic, and British Airways fly from United Kingdom to Key West in about 18h 12m. The time it takes to get you to your destination can typically vary by up to 14h 57m. The distance between United Kingdom and Key West is about 4539 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    The most popular flight routes from United Kingdom to Key West are London Heathrow - Key West, London Gatwick - Key West and Glasgow Intl - 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 holiday 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 £446). Flying from United Kingdom to Key West in July is currently the most expensive (average of £655). 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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Alternative routes for United Kingdom to Key West

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Top 4 airlines flying from United Kingdom to Key West

Discover the top 4 airlines that operate flights from United Kingdom to Key West. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 7 November 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£462Average£590FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£467Average£561FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Virgin AtlanticCheapest£503Average£803FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
American AirlinesCheapest£530Average£570FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from United Kingdom to Key West?

When you search for this flight from United Kingdom to Key West, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from United Kingdom to Key West?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from United Kingdom to Key West for you. Better yet — we are completely free to use.

Can Cheapflights find flights from United Kingdom to Key West with no change fees?

Need flexible booking options for your flight to Key West from United Kingdom? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from United Kingdom to Key West become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Key West from United Kingdom today and book when prices fit your budget.

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