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Cheap flights from the United Kingdom to Key West from £207

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 17/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — EYW
14 12月 — 21 12月1
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 14 11月 2025.

週四 20/1106:35GLA - EYW
2 stops17h 48mAmerican Airlines
週一 24/1112:17EYW - GLA
2 stops19h 48mAmerican Airlines
Deal found 12/11£843
週四 20/1107:30EDI - EYW
2 stops21h 20mAmerican Airlines
週一 24/1113:23EYW - EDI
2 stops17h 47mAmerican Airlines
Deal found 12/11£847
週日 28/1215:50LHR - EYW
1 stop34h 08mVirgin Atlantic
週日 4/111:47EYW - LHR
1 stop16h 13mVirgin Atlantic
Deal found 13/11£906
週六 13/1212:20LHR - EYW
2 stops28h 35mIcelandair
週六 3/113:12EYW - LHR
2 stops26h 33mIcelandair
Deal found 12/11£975
週日 21/1210:45LHR - EYW
1 stop15h 13mDelta
週四 1/111:47EYW - LHR
2 stops21h 03mDelta
Deal found 12/11£990
週日 28/1214:10LGW - EYW
1 stop27h 20mMultiple Airlines
週日 4/110:59EYW - LGW
2 stops38h 01mMultiple Airlines
Deal found 13/11£1,047
週日 28/1210:50GLA - EYW
2 stops35h 32mMultiple Airlines
週日 4/111:47EYW - GLA
2 stops17h 08mMultiple Airlines
Deal found 13/11£1,114
週日 28/1216:20LHR - EYW
2 stops28h 28mUnited Airlines
週日 4/116:08EYW - LHR
2 stops33h 32mUnited Airlines
Deal found 13/11£1,127
週日 21/1209:20LHR - EYW
1 stop31h 57mJetBlue
週四 1/113:12EYW - LHR
1 stop12h 43mJetBlue
Deal found 12/11£1,132
週日 21/1209:20LHR - EYW
1 stop31h 57mJetBlue
週五 2/113:12EYW - LHR
1 stop12h 43mJetBlue
Deal found 12/11£1,163
週日 28/1209:00LHR - EYW
3 stops33h 30mMultiple Airlines
週日 4/112:20EYW - LHR
2 stops23h 30mMultiple Airlines
Deal found 13/11£1,180
週六 13/1214:00LGW - EYW
1 stop23h 15mMultiple Airlines
週六 3/107:47EYW - LGW
2 stops41h 13mMultiple Airlines
Deal found 12/11£1,193

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 14 11月 2025.

Round-trip from

£486

One-way from

£207

Popular in

December

Cheapest in

September

Average price

£536
Virgin Atlantic
  • Virgin Atlantic
  • 8/4-13/4
  • 2 total stops
  • 27h 34m total
  • United Kingdom to Key West
Search Deals
17/1
  • 17/1
  • 1 total stop
  • 24h 26m total
  • United Kingdom to Key West
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£35 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£17 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 14 11月 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

LHR - EYW

LHREYW

London Heathrow

週三 8/4

09:20-19:44

1 stop15h 24m

Key West

週一 13/4

18:00-11:10

1 stop12h 10m

£486

LondonKey West

LHR - EYW

LHREYW

London Heathrow

週三 8/4

13:05-17:13

1 stop33h 08m

Key West

週一 13/4

14:35-11:10

1 stop15h 35m

£523

LondonKey West

LHR - EYW

LHREYW

London Heathrow

週三 8/4

12:55-11:03

2 stops27h 08m

Key West

週一 13/4

07:00-13:30

1 stop25h 30m

£545

LondonKey West

LHR - EYW

LHREYW

London Heathrow

週三 8/4

16:40-13:36

2 stops25h 56m

Key West

週一 13/4

18:22-06:55

1 stop31h 33m

£575

LondonKey West

LCY - EYW

LCYEYW

London City

週三 6/5

10:00-17:12

2 stops36h 12m

Key West

週日 10/5

18:00-08:10

2 stops33h 10m

£593

LondonKey West

LCY - EYW

LCYEYW

London City

週三 8/4

09:15-13:36

3 stops33h 21m

Key West

週一 13/4

16:05-08:40

2 stops35h 35m

£594

ManchesterKey West

MAN - EYW

MANEYW

Manchester

週五 6/3

07:50-22:59

2 stops20h 09m

Key West

週二 10/3

16:00-14:00

2 stops18h 00m

£597

LondonKey West

LHR - EYW

LHREYW

London Heathrow

週六 28/3

15:50-19:44

1 stop31h 54m

Key West

週三 1/4

18:00-13:30

1 stop14h 30m

£598

EdinburghKey West

EDI - EYW

EDIEYW

Edinburgh Turnhouse

週六 11/4

10:10-10:53

2 stops29h 43m

Key West

週六 25/4

19:34-19:00

2 stops18h 26m

£620

LondonKey West

LHR - EYW

LHREYW

London Heathrow

週三 8/4

09:30-16:41

2 stops36h 11m

Key West

週一 13/4

16:05-07:15

2 stops34h 10m

£631

Flights are sorted by cheapest return flights first.

Deals found on 13/11

Showing 1-10 of 53 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 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 £444). Flying from United Kingdom to Key West in July is currently the most expensive (average of £640). 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 14 11月 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 14 11月 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
1,334 reviews
Check prices

Entertainment

6.9

Crew

8.1

Overall

7.6

Comfort

7.4

Boarding

7.6

Food

6.7

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
1,334 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Entertainment

6.9

Crew

8.1

Overall

7.6

Comfort

7.4

Boarding

7.6

Food

6.7

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
673 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Entertainment

6.9

Crew

8.1

Overall

7.6

Comfort

7.4

Boarding

7.6

Food

6.7

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
11,050 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Entertainment

6.9

Crew

8.1

Overall

7.6

Comfort

7.4

Boarding

7.6

Food

6.7

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
7,521 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Entertainment

6.9

Crew

8.1

Overall

7.6

Comfort

7.4

Boarding

7.6

Food

6.7

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 Virgin Atlantic, KLM, and Delta fly from United Kingdom to Key West in about 15h 24m. The time it takes to get you to your destination can typically vary by up to 17h 44m. 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 cheapest airlines to fly from United Kingdom to Key West one-way?

    £316 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on American Airlines and Delta, with prices starting from £332 and £347, respectively.

  • 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 City - Key West and Edinburgh Turnhouse - 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 £444). Flying from United Kingdom to Key West in July is currently the most expensive (average of £640). 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 14 11月 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£460Average£587FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£464Average£558FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Virgin AtlanticCheapest£500Average£798FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
American AirlinesCheapest£527Average£567FlexibilityNo 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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