Which airlines fly to Key West?

Virgin Atlantic, American Airlines and British Airways are the top three most popular airlines that fly to Key West from London 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.

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

British Airways and American Airlines are the most popular carriers operating from London to Key West

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

Prices for flights from London to Key West Airport are refreshed on a daily basis.

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

The number of operators available for flights from London to Key West Airport is 3 as of January 2026.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Key West Airport.

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

The necessary travel and health documents for your Key West Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£382 Cheap Flights from London to Key West in 2026

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Find the cheapest flights from London to Key West

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

11:30 - 16:07

LHR

EYW

33h 37m

2 stops

18:35 - 06:40

EYW

LHR

31h 05m

1 stop

£382United Airlines

Tue, 24 Feb - Tue, 3 Mar

08:30 - 22:19

LHR

EYW

17h 49m

2 stops

18:28 - 14:45

EYW

LHR

16h 17m

2 stops

£387United Airlines

Thu, 12 Mar - Thu, 19 Mar

10:30 - 16:07

LHR

EYW

34h 37m

2 stops

18:35 - 20:35

EYW

LHR

21h 00m

2 stops

£389United Airlines

Tue, 24 Feb - Tue, 3 Mar

18:00 - 17:54

LHR

EYW

28h 54m

1 stop

18:35 - 10:50

EYW

LHR

11h 15m

1 stop

£417Lufthansa

Tue, 24 Feb - Tue, 3 Mar

14:00 - 13:37

LGW

EYW

27h 37m

2 stops

09:46 - 10:00

EYW

LGW

20h 14m

1 stop

£489Multiple Airlines

Thu, 12 Mar - Thu, 19 Mar

14:00 - 13:30

LGW

EYW

28h 30m

2 stops

09:46 - 10:00

EYW

LGW

19h 14m

1 stop

£574Multiple Airlines

Thu, 16 Apr - Thu, 23 Apr

07:45 - 19:40

LCY

EYW

16h 55m

2 stops

07:10 - 07:15

EYW

LCY

19h 05m

2 stops

£585Delta

Tue, 10 Feb - Tue, 17 Feb

08:40 - 10:48

LCY

EYW

30h 08m

2 stops

18:25 - 17:20

EYW

LCY

18h 55m

2 stops

£608KLM

Mon, 16 Mar - Mon, 23 Mar

18:55 - 17:01

LCY

EYW

27h 06m

2 stops

07:10 - 08:10

EYW

LCY

20h 00m

2 stops

£655KLM

Tue, 24 Feb - Tue, 3 Mar

07:45 - 19:42

LCY

EYW

16h 57m

2 stops

11:59 - 09:30

EYW

LCY

16h 31m

2 stops

£714Delta

Thu, 12 Feb - Fri, 27 Feb

United Airlines flights from London to Key West

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

United Airlines

24 Feb

LHR11:30London Heathrow

33h 37m

2 stops

EYW16:07Key West

3 Mar

EYW18:35Key West

31h 05m

1 stop

LHR06:40London Heathrow

£382

United Airlines

12 Mar

LHR08:30London Heathrow

17h 49m

2 stops

EYW22:19Key West

19 Mar

EYW18:28Key West

16h 17m

2 stops

LHR14:45London Heathrow

£387

United Airlines

24 Feb

LHR10:30London Heathrow

34h 37m

2 stops

EYW16:07Key West

3 Mar

EYW18:35Key West

21h 00m

2 stops

LHR20:35London Heathrow

£389

Delta flights from London to Key West

Our best Delta deals on London to Key West flight tickets

Delta

10 Feb

LCY07:45London City

16h 55m

2 stops

EYW19:40Key West

17 Feb

EYW07:10Key West

19h 05m

2 stops

LCY07:15London City

£585

Delta

16 Apr

LHR06:30London Heathrow

18h 10m

2 stops

EYW19:40Key West

24 Apr

EYW18:19Key West

15h 16m

2 stops

LHR14:35London Heathrow

£689

Delta

17 Apr

LHR09:40London Heathrow

15h 00m

2 stops

EYW19:40Key West

24 Apr

EYW18:19Key West

15h 16m

2 stops

LHR14:35London Heathrow

£703

Fly from

Fly to

Route

Depart

Return

Price

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Tue 24/2

11:30-16:07

2 stops33h 37m

Key West

Tue 3/3

18:35-06:40

1 stop31h 05m

£382

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Thu 12/3

08:30-22:19

2 stops17h 49m

Key West

Thu 19/3

18:28-14:45

2 stops16h 17m

£387

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Tue 24/2

10:30-16:07

2 stops34h 37m

Key West

Tue 3/3

18:35-20:35

2 stops21h 00m

£389

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Tue 24/2

18:00-17:54

1 stop28h 54m

Key West

Tue 3/3

18:35-10:50

1 stop11h 15m

£417

LondonKey West

LGW - EYW

LGWEYW

London Gatwick

Thu 12/3

14:00-13:37

2 stops27h 37m

Key West

Thu 19/3

09:46-10:00

1 stop20h 14m

£489

LondonKey West

LGW - EYW

LGWEYW

London Gatwick

Thu 16/4

14:00-13:30

2 stops28h 30m

Key West

Thu 23/4

09:46-10:00

1 stop19h 14m

£574

LondonKey West

LCY - EYW

LCYEYW

London City

Tue 10/2

07:45-19:40

2 stops16h 55m

Key West

Tue 17/2

07:10-07:15

2 stops19h 05m

£585

LondonKey West

LCY - EYW

LCYEYW

London City

Mon 16/3

08:40-10:48

2 stops30h 08m

Key West

Mon 23/3

18:25-17:20

2 stops18h 55m

£608

LondonKey West

LCY - EYW

LCYEYW

London City

Tue 24/2

18:55-17:01

2 stops27h 06m

Key West

Tue 3/3

07:10-08:10

2 stops20h 00m

£655

LondonKey West

LCY - EYW

LCYEYW

London City

Thu 12/2

07:45-19:42

2 stops16h 57m

Key West

Fri 27/2

11:59-09:30

2 stops16h 31m

£714

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 London 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

What is the cheapest month to fly to Key West?

If you aren’t able to travel to Key West during the month of November, then flying in January is also cheap. Prices for this month can be found on momondo for an average of £483.

Can stopping save me money on London to Key West flights?

You could potentially save up to 13% on your flight if you consider stops on a London to Key West flight.

When to book flights from London to Key West

Are you open to changing your travel dates? Check out the ideal times to fly from London to Key West according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap London to Key West (LON to EYW) flight deals and tips

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

Fastest flight time	17h 49m
Direct flights	None

The fastest flight from London to Key West takes 17h 49m

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

Search flight deals

How far is London to Key West by plane?
A flight from London to Key West will travel around 4555.0 mi. A reasonable flight in good conditions will take 17h 49m.
When did momondo last update prices for flights from London to Key West Airport?
Prices for flights from London to Key West Airport are refreshed on a daily basis.
How many operators does momondo search for flights from London to Key West Airport?
The number of operators available for flights from London to Key West Airport is 3 as of January 2026.
How old do you have to be to fly from London to Key West Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Key West Airport.
What documentation or ID do you need to fly to Key West Airport?
The necessary travel and health documents for your Key West Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from London to Key West?
momondo data reveals that the most frequently booked airline on the route from London to Key West is Virgin Atlantic, representing 61% of all bookings. The subsequent popular airline is British Airways at 39%.

Best airlines flying from London to Key West

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

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £440	Free Cancellation	Rating 6.7 7,704 reviews	Search British Airways flights
Virgin Atlantic	PriceFrom £481	Free Cancellation	Rating 7.5 678 reviews	Search Virgin Atlantic flights
American Airlines	PriceFrom £505	Free Cancellation	Rating 7.2 11,201 reviews	Search American Airlines flights

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Key West. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for London to Key West flights to just show those with flexible booking policies.

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

Once you have performed a search for London to Key West flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from London to Key West now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Key West and let you know when they change.