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 London (a popular airport in United Kingdom) to Key West (the most popular airport in Key West), then the flight time is 15h 34m on average. If you fly from Edinburgh (another popular airport in United Kingdom) to Key West, then the average flight time is 16h 58m.

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 44% of people opting to fly with this airline when travelling to Key West. Keep in mind that there are 4 different airlines that fly to Key West on a routine basis, so you have a few additional options to choose from.

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 September 2025, there are 4 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.

£451 Cheap Flights from the United Kingdom to Key West in 2025/26

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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

06:15 - 18:37LHR-EYW

17h 22m2 stops

15:59 - 12:05EYW-LHR

16h 06m1 stop

£451British Airways

Find Deal

jeu., 19 févr. - lun., 16 mars

11:45 - 17:13LHR-EYW

58h 28m2 stops

14:35 - 07:50EYW-LHR

37h 15m2 stops

£453Virgin Atlantic

Find Deal

jeu., 19 févr. - lun., 16 mars

15:50 - 17:13LHR-EYW

30h 23m1 stop

18:00 - 09:00EYW-LHR

11h 00m1 stop

£466Virgin Atlantic

Find Deal

jeu., 19 févr. - lun., 16 mars

06:00 - 18:37LHR-EYW

17h 37m2 stops

20:01 - 11:30EYW-LHR

11h 29m1 stop

£469American Airlines

Find Deal

mar., 17 févr. - dim., 15 mars

06:05 - 18:37LHR-EYW

17h 32m2 stops

20:01 - 11:30EYW-LHR

11h 29m1 stop

£471British Airways

Find Deal

lun., 16 févr. - ven., 13 mars

06:30 - 19:44LHR-EYW

18h 14m2 stops

18:00 - 09:00EYW-LHR

11h 00m1 stop

£480Delta

Find Deal

mer., 18 févr. - mar., 17 mars

06:20 - 19:44LHR-EYW

18h 24m2 stops

14:35 - 10:50EYW-LHR

16h 15m2 stops

£484Delta

Find Deal

mar., 17 févr. - mar., 17 mars

14:30 - 23:59LHR-EYW

13h 29m1 stop

17:24 - 12:00EYW-LHR

14h 36m1 stop

£509American Airlines

Find Deal

jeu., 12 mars - lun., 16 mars

13:25 - 17:13MAN-EYW

32h 48m1 stop

11:45 - 08:20EYW-MAN

16h 35m2 stops

£624KLM

Find Deal

ven., 6 mars - mar., 10 mars

13:25 - 19:44MAN-EYW

35h 19m1 stop

11:45 - 08:20EYW-MAN

16h 35m2 stops

£658KLM

Find Deal

ven., 6 mars - mar., 10 mars

British Airways flights from United Kingdom to Key West

Our best British Airways deals on United Kingdom to Key West flight tickets

British Airways

19 Feb

LHR06:15London Heathrow

17h 22m

2 stops

EYW18:37Key West

16 Mar

EYW15:59Key West

16h 06m

1 stop

LHR12:05London Heathrow

£451

Find similar

British Airways

16 Feb

LHR06:05London Heathrow

17h 32m

2 stops

EYW18:37Key West

13 Mar

EYW20:01Key West

11h 29m

1 stop

LHR11:30London Heathrow

£471

Find similar

British Airways

19 Feb

LHR11:25London Heathrow

36h 12m

2 stops

EYW18:37Key West

19 Mar

EYW15:59Key West

16h 06m

1 stop

LHR12:05London Heathrow

£472

Find similar

Virgin Atlantic flights from United Kingdom to Key West

Our best Virgin Atlantic deals on United Kingdom to Key West flight tickets

Virgin Atlantic

19 Feb

LHR11:45London Heathrow

58h 28m

2 stops

EYW17:13Key West

16 Mar

EYW14:35Key West

37h 15m

2 stops

LHR07:50London Heathrow

£453

Find similar

Virgin Atlantic

19 Feb

LHR15:50London Heathrow

30h 23m

1 stop

EYW17:13Key West

16 Mar

EYW18:00Key West

11h 00m

1 stop

LHR09:00London Heathrow

£466

Find similar

Virgin Atlantic

22 Dec

LHR20:00London Heathrow

29h 56m

2 stops

EYW20:56Key West

28 Dec

EYW13:10Key West

14h 35m

2 stops

LHR08:45London Heathrow

£727

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from the United Kingdom to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonKey West

LHR - EYW

LHREYW

London Heathrow

jeu. 19/2

06:15-18:37

2 stops17h 22m

Key West

lun. 16/3

15:59-12:05

1 stop16h 06m

£451

LondonKey West

LHR - EYW

LHREYW

London Heathrow

jeu. 19/2

11:45-17:13

2 stops58h 28m

Key West

lun. 16/3

14:35-07:50

2 stops37h 15m

£453

LondonKey West

LHR - EYW

LHREYW

London Heathrow

jeu. 19/2

15:50-17:13

1 stop30h 23m

Key West

lun. 16/3

18:00-09:00

1 stop11h 00m

£466

LondonKey West

LHR - EYW

LHREYW

London Heathrow

mar. 17/2

06:00-18:37

2 stops17h 37m

Key West

dim. 15/3

20:01-11:30

1 stop11h 29m

£469

LondonKey West

LHR - EYW

LHREYW

London Heathrow

lun. 16/2

06:05-18:37

2 stops17h 32m

Key West

ven. 13/3

20:01-11:30

1 stop11h 29m

£471

LondonKey West

LHR - EYW

LHREYW

London Heathrow

mer. 18/2

06:30-19:44

2 stops18h 14m

Key West

mar. 17/3

18:00-09:00

1 stop11h 00m

£480

LondonKey West

LHR - EYW

LHREYW

London Heathrow

mar. 17/2

06:20-19:44

2 stops18h 24m

Key West

mar. 17/3

14:35-10:50

2 stops16h 15m

£484

LondonKey West

LHR - EYW

LHREYW

London Heathrow

jeu. 12/3

14:30-23:59

1 stop13h 29m

Key West

lun. 16/3

17:24-12:00

1 stop14h 36m

£509

ManchesterKey West

MAN - EYW

MANEYW

Manchester

ven. 6/3

13:25-17:13

1 stop32h 48m

Key West

mar. 10/3

11:45-08:20

2 stops16h 35m

£624

ManchesterKey West

MAN - EYW

MANEYW

Manchester

ven. 6/3

13:25-19:44

1 stop35h 19m

Key West

mar. 10/3

11:45-08:20

2 stops16h 35m

£658

Flights are sorted by cheapest return flights first.

Sorted 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 September, then flying in November is also cheap. Prices for this month can be found on momondo for an average of £499.

What is the cheapest day to depart on your flight to Key West?

On average, the least expensive day to fly to Key West from United Kingdom is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £515. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Key West on Thursday is £642.

What is the cheapest time of day to depart on your flight to Key West?

According to our data, the cheapest time of day to fly to Key West is in the morning. momondo users have found flights departing from United Kingdom to Key West in the morning for as low as £565. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the evening because they tend to be around £804. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You could potentially save up to 43% 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

Direct flights	None

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

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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 September 2025, there are 4 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
Virgin Atlantic	PriceFrom £439	Free Cancellation	Rating 7.4 664 reviews	Search Virgin Atlantic flights
British Airways	PriceFrom £442	Free Cancellation	Rating 6.7 7,363 reviews	Search British Airways flights
Finnair	PriceFrom £448	Free Cancellation	Rating 7.6 1,324 reviews	Search Finnair flights
American Airlines	PriceFrom £509	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

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Why use momondo?

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.