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 58% 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?

United Airlines and British Airways 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 April 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.

£414 Cheap Flights from London to Key West in 2026

Q: What is the typical price of a round-trip flight between London and Key West?

Prices are currently low for flights on this route. Typical prices usually range from £625 to £489. The lowest price recently found on this route was £567.

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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.

06:15 - 18:27

LHR

EYW

17h 12m

2 stops

13:59 - 06:55

EYW

LHR

11h 56m

1 stop

£567British Airways

di, 15 sep. - di, 22 sep.

06:15 - 18:27

LHR

EYW

17h 12m

2 stops

13:59 - 12:10

EYW

LHR

17h 11m

2 stops

£579British Airways

di, 15 sep. - di, 22 sep.

09:55 - 18:27

LHR

EYW

13h 32m

1 stop

19:51 - 12:35

EYW

LHR

11h 44m

1 stop

£587British Airways

di, 15 sep. - di, 22 sep.

09:55 - 18:27

LHR

EYW

13h 32m

1 stop

19:51 - 21:40

EYW

LHR

20h 49m

2 stops

£599Multiple Airlines

di, 29 sep. - do, 1 okt.

11:15 - 19:45

LHR

EYW

13h 30m

1 stop

18:00 - 07:15

EYW

LHR

32h 15m

1 stop

£636Virgin Atlantic

di, 29 sep. - do, 1 okt.

14:00 - 11:27

LGW

EYW

26h 27m

1 stop

12:07 - 10:00

EYW

LGW

16h 53m

1 stop

£656Multiple Airlines

do, 18 jun. - ma, 22 jun.

17:50 - 19:49

LCY

EYW

54h 59m

2 stops

18:19 - 17:20

EYW

LCY

18h 01m

2 stops

£831KLM

di, 26 mei. - di, 2 jun.

10:00 - 17:14

LCY

EYW

36h 14m

2 stops

18:00 - 16:40

EYW

LCY

17h 40m

2 stops

£1,267KLM

di, 29 sep. - do, 1 okt.

17:00 - 17:23

LGW

EYW

29h 23m

2 stops

18:19 - 16:00

EYW

LGW

16h 41m

2 stops

£1,335Air France

di, 26 mei. - di, 2 jun.

10:25 - 17:23

LGW

EYW

35h 58m

2 stops

11:48 - 09:25

EYW

LGW

16h 37m

2 stops

£1,366Air France

vr, 29 mei. - vr, 5 jun.

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American Airlines flights from London to Key West

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

American Airlines

27 May

LHR09:15London Heathrow

14h 34m

1 stop

EYW18:49Key West

10 Jun

EYW13:01Key West

16h 14m

2 stops

LHR10:15London Heathrow

£642

American Airlines

2 Jun

LHR09:55London Heathrow

14h 15m

1 stop

EYW19:10Key West

12 Jun

EYW19:40Key West

30h 15m

1 stop

LHR06:55London Heathrow

£754

American Airlines

11 May

LGW12:20London Gatwick

15h 38m

2 stops

EYW22:58Key West

27 May

EYW13:39Key West

13h 56m

2 stops

LGW08:35London Gatwick

£890

Virgin Atlantic flights from London to Key West

Our best Virgin Atlantic deals on London to Key West flight tickets

Virgin Atlantic

29 Sept

LHR11:15London Heathrow

13h 30m

1 stop

EYW19:45Key West

1 Oct

EYW18:00Key West

32h 15m

1 stop

LHR07:15London Heathrow

£636

Virgin Atlantic

12 May

LHR06:30London Heathrow

15h 53m

2 stops

EYW17:23Key West

28 May

EYW11:48Key West

16h 27m

2 stops

LHR09:15London Heathrow

£899

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonKey West

LHR - EYW

LHREYW

London Heathrow

di 15/9

06:15-18:27

2 stops17h 12m

Key West

di 22/9

13:59-06:55

1 stop11h 56m

£567

LondonKey West

LHR - EYW

LHREYW

London Heathrow

di 15/9

06:15-18:27

2 stops17h 12m

Key West

di 22/9

13:59-12:10

2 stops17h 11m

£579

Fastest return journey

LondonKey West

LHR - EYW

LHREYW

London Heathrow

di 15/9

09:55-18:27

1 stop13h 32m

Key West

di 22/9

19:51-12:35

1 stop11h 44m

£587

LondonKey West

LHR - EYW

LHREYW

London Heathrow

di 29/9

09:55-18:27

1 stop13h 32m

Key West

do 1/10

19:51-21:40

2 stops20h 49m

£599

LondonKey West

LHR - EYW

LHREYW

London Heathrow

di 29/9

11:15-19:45

1 stop13h 30m

Key West

do 1/10

18:00-07:15

1 stop32h 15m

£636

LondonKey West

LGW - EYW

LGWEYW

London Gatwick

do 18/6

14:00-11:27

1 stop26h 27m

Key West

ma 22/6

12:07-10:00

1 stop16h 53m

£656

LondonKey West

LCY - EYW

LCYEYW

London City

di 26/5

17:50-19:49

2 stops54h 59m

Key West

di 2/6

18:19-17:20

2 stops18h 01m

£831

LondonKey West

LCY - EYW

LCYEYW

London City

di 29/9

10:00-17:14

2 stops36h 14m

Key West

do 1/10

18:00-16:40

2 stops17h 40m

£1,267

LondonKey West

LGW - EYW

LGWEYW

London Gatwick

di 26/5

17:00-17:23

2 stops29h 23m

Key West

di 2/6

18:19-16:00

2 stops16h 41m

£1,335

LondonKey West

LGW - EYW

LGWEYW

London Gatwick

vr 29/5

10:25-17:23

2 stops35h 58m

Key West

vr 5/6

11:48-09:25

2 stops16h 37m

£1,366

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 typical price of a round-trip flight between London and Key West?

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 £406.

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

You could potentially save up to 18% 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 12m
Direct flights	None

The fastest flight from London to Key West takes 17h 12m

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

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Frequently asked questions about flying from London to Key West

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 12m.
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 April 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 59% of all bookings. The subsequent popular airline is British Airways at 41%.

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 £479	Free Cancellation	Rating 6.7 7,937 reviews	Search British Airways flights
Virgin Atlantic	PriceFrom £490	Free Cancellation	Rating 7.4 688 reviews	Search Virgin Atlantic flights
American Airlines	PriceFrom £514	Free Cancellation	Rating 7.1 11,682 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.