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

Virgin Atlantic, TAP AIR PORTUGAL, 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 old do you have to be to fly from London 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 London to Key West Airport.

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

The travel and health documents required for your trip to Key West Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Key West Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$595 Cheap Flights from London to Key West in 2025

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Find the cheapest flights from London to Key West

Round-trip

One-way

Cheap round-trip flights

11:20 am - 11:06 amLGW-EYW

28h 46m2 stops

6:31 am - 7:30 amEYW-LGW

20h 59m2 stops

$621American Airlines

Find Deal

Fri, Mar 6 - Tue, Mar 10

11:20 am - 11:06 amLGW-EYW

28h 46m2 stops

5:24 pm - 7:30 amEYW-LGW

34h 06m2 stops

$622American Airlines

Find Deal

Fri, Mar 6 - Tue, Mar 10

3:15 pm - 8:07 pmLHR-EYW

33h 52m1 stop

1:57 pm - 5:50 amEYW-LHR

34h 53m2 stops

$626Virgin Atlantic

Find Deal

Fri, Oct 3 - Mon, Oct 6

7:20 pm - 8:06 pmLHR-EYW

28h 46m2 stops

6:17 pm - 7:50 amEYW-LHR

32h 33m2 stops

$630Virgin Atlantic

Find Deal

Tue, Oct 28 - Tue, Nov 4

6:45 pm - 7:22 pmLHR-EYW

28h 37m2 stops

7:53 pm - 6:50 amEYW-LHR

29h 57m1 stop

$643British Airways

Find Deal

Mon, Oct 27 - Mon, Nov 3

9:45 am - 7:22 pmLHR-EYW

13h 37m1 stop

1:33 pm - 6:50 amEYW-LHR

12h 17m1 stop

$648British Airways

Find Deal

Tue, Oct 28 - Tue, Nov 4

6:20 am - 8:06 pmLHR-EYW

17h 46m2 stops

7:40 am - 7:05 amEYW-LHR

18h 25m2 stops

$651Delta

Find Deal

Tue, Oct 28 - Wed, Nov 5

6:30 am - 8:06 pmLHR-EYW

17h 36m2 stops

1:57 pm - 9:35 amEYW-LHR

14h 38m2 stops

$661Delta

Find Deal

Wed, Oct 29 - Thu, Nov 6

8:55 am - 11:27 amLHR-EYW

30h 32m1 stop

1:57 pm - 9:00 amEYW-LHR

14h 03m1 stop

$664KLM

Find Deal

Wed, Oct 29 - Tue, Nov 4

7:45 am - 8:07 pmLCY-EYW

41h 22m2 stops

1:57 pm - 4:40 pmEYW-LCY

21h 43m2 stops

$902KLM

Find Deal

Fri, Oct 3 - Mon, Oct 6

Virgin Atlantic flights from London to Key West

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

Virgin Atlantic

Oct 3

LHR3:15 pmLondon Heathrow

33h 52m

1 stop

EYW8:07 pmKey West

Oct 6

EYW1:57 pmKey West

34h 53m

2 stops

LHR5:50 amLondon Heathrow

$626

Find similar

Virgin Atlantic

Oct 28

LHR7:20 pmLondon Heathrow

28h 46m

2 stops

EYW8:06 pmKey West

Nov 4

EYW6:17 pmKey West

32h 33m

2 stops

LHR7:50 amLondon Heathrow

$630

Find similar

Virgin Atlantic

Oct 3

LHR8:20 amLondon Heathrow

16h 47m

2 stops

EYW8:07 pmKey West

Oct 6

EYW1:57 pmKey West

15h 33m

2 stops

LHR10:30 amLondon Heathrow

$767

Find similar

British Airways flights from London to Key West

Our best British Airways deals on London to Key West flight tickets

British Airways

Oct 27

LHR7:05 pmLondon Heathrow

28h 17m

2 stops

EYW7:22 pmKey West

Nov 8

EYW4:18 pmKey West

14h 47m

1 stop

LHR12:05 pmLondon Heathrow

$643

Find similar

British Airways

Oct 28

LHR9:45 amLondon Heathrow

13h 37m

1 stop

EYW7:22 pmKey West

Nov 4

EYW1:33 pmKey West

12h 17m

1 stop

LHR6:50 amLondon Heathrow

$648

Find similar

British Airways

Oct 28

LHR11:25 amLondon Heathrow

27h 27m

2 stops

EYW10:52 amKey West

Nov 5

EYW1:33 pmKey West

16h 57m

1 stop

LHR11:30 amLondon Heathrow

$649

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Fly from

Fly to

Route

Depart

Return

Price

LondonKey West

LGW - EYW

LGWEYW

London Gatwick

Fri 3/6

11:20 am-11:06 am

2 stops28h 46m

Key West

Tue 3/10

6:31 am-7:30 am

2 stops20h 59m

$621

LondonKey West

LGW - EYW

LGWEYW

London Gatwick

Fri 3/6

11:20 am-11:06 am

2 stops28h 46m

Key West

Tue 3/10

5:24 pm-7:30 am

2 stops34h 06m

$622

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Fri 10/3

3:15 pm-8:07 pm

1 stop33h 52m

Key West

Mon 10/6

1:57 pm-5:50 am

2 stops34h 53m

$626

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Tue 10/28

7:20 pm-8:06 pm

2 stops28h 46m

Key West

Tue 11/4

6:17 pm-7:50 am

2 stops32h 33m

$630

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Mon 10/27

6:45 pm-7:22 pm

2 stops28h 37m

Key West

Mon 11/3

7:53 pm-6:50 am

1 stop29h 57m

$643

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Tue 10/28

9:45 am-7:22 pm

1 stop13h 37m

Key West

Tue 11/4

1:33 pm-6:50 am

1 stop12h 17m

$648

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Tue 10/28

6:20 am-8:06 pm

2 stops17h 46m

Key West

Wed 11/5

7:40 am-7:05 am

2 stops18h 25m

$651

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Wed 10/29

6:30 am-8:06 pm

2 stops17h 36m

Key West

Thu 11/6

1:57 pm-9:35 am

2 stops14h 38m

$661

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Wed 10/29

8:55 am-11:27 am

1 stop30h 32m

Key West

Tue 11/4

1:57 pm-9:00 am

1 stop14h 03m

$664

LondonKey West

LCY - EYW

LCYEYW

London City

Fri 10/3

7:45 am-8:07 pm

2 stops41h 22m

Key West

Mon 10/6

1:57 pm-4:40 pm

2 stops21h 43m

$902

Flights are sorted by cheapest round-trip 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?

In general, September is the cheapest month to fly from London to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $673. If you are unable to visit Key West during the month of September, then departing from London during the month November is also very affordable. Most momondo users find prices during this month for around $681.

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 round-trip 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

Direct flights	None

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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How far is London to Key West by plane?
The distance between London and Key West is about 4555.0 mi. In terms of flight time, this usually takes a little over 13h 37m.
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 old do you have to be to fly from London 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 London to Key West Airport.
What documentation or ID do you need to fly to Key West Airport?
The travel and health documents required for your trip to Key West Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Key West Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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Little Torch Key

Why use momondo?

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. All flights to Key West from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

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?

Price alerts on flights to Key West from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.