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

British Airways, United Airlines, 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 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.

$525 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 $1,171 to $896. The lowest price recently found on this route was $644.

Find the cheapest flights from London to Key West

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:00 am - 10:19 am

LGW

EYW

28h 19m

1 stop

10:59 am - 6:50 am

EYW

LGW

14h 51m

1 stop

$644Multiple Airlines

Thu, Nov 5 - Thu, Nov 12

12:05 pm - 1:02 pm

LHR

EYW

29h 57m

2 stops

4:05 pm - 11:05 am

EYW

LHR

38h 00m

2 stops

$673United Airlines

Sat, Nov 7 - Mon, Dec 7

6:50 am - 1:29 pm

LHR

EYW

35h 39m

2 stops

2:20 pm - 9:20 pm

EYW

LHR

26h 00m

1 stop

$678United Airlines

Mon, Sep 7 - Wed, Oct 7

6:35 am - 1:02 pm

LHR

EYW

35h 27m

2 stops

2:30 pm - 9:20 pm

EYW

LHR

25h 50m

1 stop

$679United Airlines

Sat, Nov 14 - Wed, Nov 18

7:45 am - 1:29 pm

LHR

EYW

34h 44m

1 stop

2:20 pm - 7:15 am

EYW

LHR

11h 55m

1 stop

$689Lufthansa

Mon, Sep 7 - Wed, Oct 7

10:25 am - 1:30 pm

LHR

EYW

32h 05m

1 stop

2:26 pm - 9:20 am

EYW

LHR

13h 54m

1 stop

$690Lufthansa

Wed, Jul 8 - Wed, Jul 15

7:15 pm - 7:29 pm

LCY

EYW

29h 14m

2 stops

1:45 pm - 8:50 am

EYW

LCY

14h 05m

2 stops

$776British Airways

Thu, Nov 5 - Thu, Nov 12

5:00 pm - 5:14 pm

LGW

EYW

29h 14m

2 stops

2:35 pm - 4:00 pm

EYW

LGW

20h 25m

2 stops

$837Air France

Mon, Sep 7 - Wed, Oct 7

8:25 am - 5:14 pm

LCY

EYW

37h 49m

2 stops

2:35 pm - 4:40 pm

EYW

LCY

21h 05m

2 stops

$843KLM

Mon, Sep 7 - Wed, Oct 7

7:15 pm - 7:17 pm

LCY

EYW

29h 02m

2 stops

1:47 pm - 1:10 pm

EYW

LCY

18h 23m

2 stops

$906British Airways

Thu, Sep 17 - Wed, Sep 30

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British Airways flights from London to Key West

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

British Airways

Sep 17

LHR6:10 amLondon Heathrow

18h 07m

2 stops

EYW7:17 pmKey West

Sep 30

EYW1:47 pmKey West

12h 08m

1 stop

LHR6:55 amLondon Heathrow

$741

British Airways

Sep 17

LHR9:55 amLondon Heathrow

14h 22m

1 stop

EYW7:17 pmKey West

Sep 30

EYW1:47 pmKey West

12h 08m

1 stop

LHR6:55 amLondon Heathrow

$767

British Airways

Nov 5

LCY7:15 pmLondon City

29h 14m

2 stops

EYW7:29 pmKey West

Nov 12

EYW1:45 pmKey West

14h 05m

2 stops

LCY8:50 amLondon City

$776

American Airlines flights from London to Key West

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

American Airlines

Sep 17

LHR8:15 amLondon Heathrow

15h 37m

2 stops

EYW6:52 pmKey West

Sep 30

EYW2:25 pmKey West

14h 00m

1 stop

LHR9:25 amLondon Heathrow

$794

American Airlines

Sep 17

LHR9:15 amLondon Heathrow

14h 37m

1 stop

EYW6:52 pmKey West

Sep 30

EYW2:25 pmKey West

11h 30m

1 stop

LHR6:55 amLondon Heathrow

$833

American Airlines

Oct 22

LHR3:00 pmLondon Heathrow

27h 25m

1 stop

EYW1:25 pmKey West

Nov 3

EYW1:45 pmKey West

12h 05m

1 stop

LHR6:50 amLondon Heathrow

$915

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

LondonKey West

LGW - EYW

LGWEYW

London Gatwick

Thu 11/5

11:00 am-10:19 am

1 stop28h 19m

Key West

Thu 11/12

10:59 am-6:50 am

1 stop14h 51m

$644

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Sat 11/7

12:05 pm-1:02 pm

2 stops29h 57m

Key West

Mon 12/7

4:05 pm-11:05 am

2 stops38h 00m

$673

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Mon 9/7

6:50 am-1:29 pm

2 stops35h 39m

Key West

Wed 10/7

2:20 pm-9:20 pm

1 stop26h 00m

$678

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Sat 11/14

6:35 am-1:02 pm

2 stops35h 27m

Key West

Wed 11/18

2:30 pm-9:20 pm

1 stop25h 50m

$679

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Mon 9/7

7:45 am-1:29 pm

1 stop34h 44m

Key West

Wed 10/7

2:20 pm-7:15 am

1 stop11h 55m

$689

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Wed 7/8

10:25 am-1:30 pm

1 stop32h 05m

Key West

Wed 7/15

2:26 pm-9:20 am

1 stop13h 54m

$690

LondonKey West

LCY - EYW

LCYEYW

London City

Thu 11/5

7:15 pm-7:29 pm

2 stops29h 14m

Key West

Thu 11/12

1:45 pm-8:50 am

2 stops14h 05m

$776

LondonKey West

LGW - EYW

LGWEYW

London Gatwick

Mon 9/7

5:00 pm-5:14 pm

2 stops29h 14m

Key West

Wed 10/7

2:35 pm-4:00 pm

2 stops20h 25m

$837

LondonKey West

LCY - EYW

LCYEYW

London City

Mon 9/7

8:25 am-5:14 pm

2 stops37h 49m

Key West

Wed 10/7

2:35 pm-4:40 pm

2 stops21h 05m

$843

LondonKey West

LCY - EYW

LCYEYW

London City

Thu 9/17

7:15 pm-7:17 pm

2 stops29h 02m

Key West

Wed 9/30

1:47 pm-1:10 pm

2 stops18h 23m

$906

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

What is the cheapest month to fly to Key West?

In general, April 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 $219. If you are unable to visit Key West during the month of April, then departing from London during the month August is also very affordable. Most momondo users find prices during this month for around $416.

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

Fastest flight time	18h 07m
Direct flights	None

The fastest flight from London to Key West takes 18h 07m

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?
The distance between London and Key West is about 4555.0 mi. In terms of flight time, this usually takes a little over 18h 07m.
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.

Big Pine Key

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.

An easier way to manage your Key West trip

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Cheap flights from London to Key West from $525

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Key West departing on 11/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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British Airways flights from London to Key West

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

American Airlines flights from London to Key West

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

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How to get the cheapest flight ticket from London to Key West

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?

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

When to book flights from London to Key West

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

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Direct flights

Frequently asked questions about flying from London to Key West

Traveling to a place near Key West?

Why use momondo?

An easier way to manage your Key West trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

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Cabin classes currently available on flights to Key West

List of cabin classes available on flights landing in Key West. Availability may vary depending on flight origin and airline.

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