What is the cheapest airline that flies from United Kingdom to Key West?

United Airlines, Delta, and British Airways are the most popular carriers operating from United Kingdom to Key West

Which airlines fly to Key West?

Virgin Atlantic, British Airways and American Airlines are the top three most popular airlines that fly to Key West from United Kingdom according to our data. Virgin Atlantic is the first choice among our users, with 54% of people opting to fly with this airline when travelling to Key West. Keep in mind that there are 3 different airlines that fly to Key West on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Key West?

The flight from United Kingdom to Key West depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Manchester (a popular airport in United Kingdom) to Key West (the most popular airport in Key West), then the flight time is 16h 22m on average. If you fly from London (another popular airport in United Kingdom) to Key West, then the average flight time is 20h 21m.

When did momondo last update prices for flights from United Kingdom to Key West Airport?

Prices for flights from United Kingdom to Key West Airport are updated daily.

How many operators does momondo search for flights from United Kingdom to Key West Airport?

As of May 2026, there are 3 operators available to choose from for flights from United Kingdom to Key West Airport.

How old do you have to be to fly from United Kingdom to Key West Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United Kingdom to Key West Airport.

What documentation or ID do you need to fly to Key West Airport?

The required travel and health documents for your Key West Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Key West Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£384 Cheap Flights from the United Kingdom to Key West in 2026

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Find the cheapest flights from the United Kingdom to Key West

Round-trip

One-way

Recent return flight deals from the United Kingdom to Key West

Enter your travel dates to find the best prices.

14:00 - 11:27

LGW

EYW

26h 27m

1 stop

12:05 - 10:00

EYW

LGW

16h 55m

1 stop

£570Multiple Airlines

Thu, 11 Jun - Thu, 18 Jun

07:30 - 19:29

LHR

EYW

16h 59m

2 stops

20:00 - 16:05

EYW

LHR

15h 05m

2 stops

£575British Airways

Mon, 2 Nov - Mon, 23 Nov

07:30 - 19:29

LHR

EYW

16h 59m

2 stops

16:26 - 11:30

EYW

LHR

14h 04m

1 stop

£577British Airways

Mon, 2 Nov - Mon, 23 Nov

13:35 - 15:06

LHR

EYW

30h 31m

1 stop

16:05 - 05:55

EYW

LHR

32h 50m

1 stop

£583Lufthansa

Mon, 2 Nov - Mon, 23 Nov

14:00 - 11:27

LGW

EYW

26h 27m

1 stop

21:16 - 10:00

EYW

LGW

31h 44m

1 stop

£596Multiple Airlines

Sun, 7 Jun - Sun, 21 Jun

10:40 - 19:45

MAN

EYW

14h 05m

1 stop

07:00 - 10:00

EYW

MAN

22h 00m

2 stops

£703Delta

Wed, 23 Sep - Mon, 28 Sep

10:40 - 19:45

MAN

EYW

14h 05m

1 stop

07:00 - 10:00

EYW

MAN

22h 00m

2 stops

£705Delta

Wed, 23 Sep - Mon, 28 Sep

14:00 - 15:19

GLA

EYW

30h 19m

2 stops

14:26 - 10:10

EYW

GLA

14h 44m

1 stop

£774Lufthansa

Sat, 27 Jun - Sat, 4 Jul

06:05 - 13:30

MAN

EYW

36h 25m

2 stops

14:26 - 09:50

EYW

MAN

38h 24m

2 stops

£789United Airlines

Tue, 23 Jun - Tue, 30 Jun

14:00 - 13:34

GLA

EYW

28h 34m

1 stop

07:00 - 10:10

EYW

GLA

22h 10m

2 stops

£1,153United Airlines

Wed, 30 Sep - Sun, 4 Oct

United Airlines flights from United Kingdom to Key West

Our best United Airlines deals on United Kingdom to Key West flight tickets

United Airlines

8 Jun

LHR06:50London Heathrow

37h 19m

2 stops

EYW15:09Key West

15 Jun

EYW14:26Key West

13h 54m

1 stop

LHR09:20London Heathrow

£650

United Airlines

6 Jul

LHR08:00London Heathrow

36h 19m

1 stop

EYW15:19Key West

22 Jul

EYW16:00Key West

24h 20m

2 stops

LHR21:20London Heathrow

£668

United Airlines

8 Jun

LHR06:50London Heathrow

37h 19m

2 stops

EYW15:09Key West

15 Jun

EYW14:26Key West

12h 54m

1 stop

LHR08:20London Heathrow

£685

Lufthansa flights from United Kingdom to Key West

Our best Lufthansa deals on United Kingdom to Key West flight tickets

Lufthansa

2 Nov

LHR13:35London Heathrow

30h 31m

1 stop

EYW15:06Key West

23 Nov

EYW16:05Key West

32h 50m

1 stop

LHR05:55London Heathrow

£583

Lufthansa

8 Jul

LHR15:20London Heathrow

27h 10m

1 stop

EYW13:30Key West

22 Jul

EYW14:26Key West

12h 54m

1 stop

LHR08:20London Heathrow

£646

Lufthansa

8 Jun

LHR12:00London Heathrow

30h 30m

1 stop

EYW13:30Key West

15 Jun

EYW14:26Key West

25h 59m

1 stop

LHR21:25London Heathrow

£651

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonKey West

LGW - EYW

LGWEYW

London Gatwick

Thu 11/6

14:00-11:27

1 stop26h 27m

Key West

Thu 18/6

12:05-10:00

1 stop16h 55m

£570

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Mon 2/11

07:30-19:29

2 stops16h 59m

Key West

Mon 23/11

20:00-16:05

2 stops15h 05m

£575

Fastest return journey

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Mon 2/11

07:30-19:29

2 stops16h 59m

Key West

Mon 23/11

16:26-11:30

1 stop14h 04m

£577

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Mon 2/11

13:35-15:06

1 stop30h 31m

Key West

Mon 23/11

16:05-05:55

1 stop32h 50m

£583

LondonKey West

LGW - EYW

LGWEYW

London Gatwick

Sun 7/6

14:00-11:27

1 stop26h 27m

Key West

Sun 21/6

21:16-10:00

1 stop31h 44m

£596

ManchesterKey West

MAN - EYW

MANEYW

Manchester

Wed 23/9

10:40-19:45

1 stop14h 05m

Key West

Mon 28/9

07:00-10:00

2 stops22h 00m

£703

ManchesterKey West

MAN - EYW

MANEYW

Manchester

Wed 23/9

10:40-19:45

1 stop14h 05m

Key West

Mon 28/9

07:00-10:00

2 stops22h 00m

£705

GlasgowKey West

GLA - EYW

GLAEYW

Glasgow Intl

Sat 27/6

14:00-15:19

2 stops30h 19m

Key West

Sat 4/7

14:26-10:10

1 stop14h 44m

£774

ManchesterKey West

MAN - EYW

MANEYW

Manchester

Tue 23/6

06:05-13:30

2 stops36h 25m

Key West

Tue 30/6

14:26-09:50

2 stops38h 24m

£789

GlasgowKey West

GLA - EYW

GLAEYW

Glasgow Intl

Wed 30/9

14:00-13:34

1 stop28h 34m

Key West

Sun 4/10

07:00-10:10

2 stops22h 10m

£1,153

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from United Kingdom to Key West

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Key West?

If you aren’t able to travel to Key West during the month of April, then flying in January is also cheap. Prices for this month can be found on momondo for an average of £405.

Can stopping save me money on United Kingdom to Key West flights?

You could potentially save up to 24% on your flight if you consider stops on a United Kingdom to Key West flight.

Cheap United Kingdom to Key West flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United Kingdom to Key West

Fastest flight time	14h 15m
Direct flights	None

The fastest flight from United Kingdom to Key West takes 14h 15m

There are no direct flights from United Kingdom to Key West. There are no popular flight routes from United Kingdom to Key West.

Search flight deals

Frequently asked questions about flying from the United Kingdom to Key West

When did momondo last update prices for flights from United Kingdom to Key West Airport?
Prices for flights from United Kingdom to Key West Airport are updated daily.
How many operators does momondo search for flights from United Kingdom to Key West Airport?
As of May 2026, there are 3 operators available to choose from for flights from United Kingdom to Key West Airport.
How old do you have to be to fly from United Kingdom to Key West Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United Kingdom to Key West Airport.
What documentation or ID do you need to fly to Key West Airport?
The required travel and health documents for your Key West Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Key West Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from United Kingdom to Key West

Compare and see reviews for airlines that fly from United Kingdom to Key West with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £478	Free Cancellation	Rating 6.7 7,979 reviews	Search British Airways flights
Virgin Atlantic	PriceFrom £490	Free Cancellation	Rating 7.4 688 reviews	Search Virgin Atlantic flights
American Airlines	PriceFrom £513	Free Cancellation	Rating 7.1 11,664 reviews	Search American Airlines flights

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Why should I use momondo to find a flight deal from United Kingdom to Key West?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Key West from United Kingdom.

Can I find flights from United Kingdom to Key West with flexible booking policies on momondo?

Flights from United Kingdom to Key West with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from United Kingdom to Key West?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from United Kingdom to Key West.

I’m not ready to book a flight from United Kingdom to Key West right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Key West, momondo offers a useful price alert feature which will track prices for flights to Key West from United Kingdom and alert you when they change.