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Cheap flights from Key West to London from $731

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Key West to London departing on 1/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Key West to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
1:33 pm - 10:50 am
EYW
-
LGW
16h 17m2 stops
British Airways Logo
11:45 am - 11:56 pm
LGW
-
EYW
17h 11m2 stops
$731British Airways
Sun, Jan 25 - Sun, Feb 1
British Airways Logo
1:33 pm - 7:00 pm
EYW
-
LGW
24h 27m2 stops
British Airways Logo
11:45 am - 11:56 pm
LGW
-
EYW
17h 11m2 stops
$808British Airways
Sun, Jan 25 - Sun, Feb 1
British Airways Logo
1:33 pm - 7:00 pm
EYW
-
LGW
24h 27m2 stops
British Airways Logo
11:45 am - 11:56 pm
LGW
-
EYW
17h 11m2 stops
$840British Airways
Sun, Jan 25 - Sun, Feb 1
British Airways Logo
1:33 pm - 10:50 am
EYW
-
LGW
16h 17m2 stops
British Airways Logo
11:45 am - 11:56 pm
LGW
-
EYW
17h 11m2 stops
$987British Airways
Sun, Feb 1 - Tue, Feb 10
British Airways Logo
1:33 pm - 7:00 pm
EYW
-
LGW
24h 27m2 stops
British Airways Logo
11:45 am - 11:56 pm
LGW
-
EYW
17h 11m2 stops
$1,025British Airways
Fri, Jan 30 - Tue, Feb 3
British Airways Logo
1:33 pm - 7:00 pm
EYW
-
LGW
24h 27m2 stops
British Airways Logo
11:45 am - 11:56 pm
LGW
-
EYW
17h 11m2 stops
$1,026British Airways
Fri, Jan 30 - Tue, Feb 3
British Airways Logo
1:33 pm - 10:50 am
EYW
-
LGW
16h 17m2 stops
British Airways Logo
11:45 am - 11:56 pm
LGW
-
EYW
17h 11m2 stops
$1,640British Airways
Sun, Feb 1 - Tue, Feb 10

British Airways flights from Key West to London Gatwick Airport

Our best British Airways deals on Key West to London Gatwick Airport flight tickets
British Airways
Jan 25
EYW1:33 pmKey West
16h 17m
2 stops
LGW10:50 amLondon Gatwick
Feb 1
LGW11:45 amLondon Gatwick
17h 11m
2 stops
EYW11:56 pmKey West
$731
Find similar
British Airways
Jan 25
EYW1:33 pmKey West
24h 27m
2 stops
LGW7:00 pmLondon Gatwick
Feb 1
LGW11:45 amLondon Gatwick
17h 11m
2 stops
EYW11:56 pmKey West
$808
Find similar
British Airways
Jan 25
EYW1:33 pmKey West
24h 27m
2 stops
LGW7:00 pmLondon Gatwick
Feb 1
LGW11:45 amLondon Gatwick
17h 11m
2 stops
EYW11:56 pmKey West
$840
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Key West to London Gatwick Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 14, 2025.
Use the filters below to find and compare flights from Key West to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Key WestLondon

EYW - LGW

EYWLGW

Key West

Sun 1/25

1:33 pm-10:50 am

2 stops16h 17m

London Gatwick

Sun 2/1

11:45 am-11:56 pm

2 stops17h 11m

$731

Key WestLondon

EYW - LGW

EYWLGW

Key West

Sun 1/25

1:33 pm-7:00 pm

2 stops24h 27m

London Gatwick

Sun 2/1

11:45 am-11:56 pm

2 stops17h 11m

$808

Key WestLondon

EYW - LGW

EYWLGW

Key West

Sun 1/25

1:33 pm-7:00 pm

2 stops24h 27m

London Gatwick

Sun 2/1

11:45 am-11:56 pm

2 stops17h 11m

$840

Key WestLondon

EYW - LGW

EYWLGW

Key West

Sun 2/1

1:33 pm-10:50 am

2 stops16h 17m

London Gatwick

Tue 2/10

11:45 am-11:56 pm

2 stops17h 11m

$987

Key WestLondon

EYW - LGW

EYWLGW

Key West

Fri 1/30

1:33 pm-7:00 pm

2 stops24h 27m

London Gatwick

Tue 2/3

11:45 am-11:56 pm

2 stops17h 11m

$1,025

Key WestLondon

EYW - LGW

EYWLGW

Key West

Fri 1/30

1:33 pm-7:00 pm

2 stops24h 27m

London Gatwick

Tue 2/3

11:45 am-11:56 pm

2 stops17h 11m

$1,026

Key WestLondon

EYW - LGW

EYWLGW

Key West

Sun 2/1

1:33 pm-10:50 am

2 stops16h 17m

London Gatwick

Tue 2/10

11:45 am-11:56 pm

2 stops17h 11m

$1,640

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Key West to London Gatwick Airport

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

Cheap Key West to London Gatwick Airport (EYW to LGW) flight deals and tips

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

Fastest flight time

16h 17m

Direct flights

None
The fastest flight from Key West to London Gatwick Airport takes 16h 17m
There are no direct flights from Key West to London Gatwick Airport. There are no popular flight routes from Key West to London Gatwick Airport.
Search flight deals

  • How far is Key West to London Gatwick by plane?

    London Gatwick is 4556.8 mi away from Key West. Typically, this will take 16h 17m by plane in normal conditions.

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Key West Airport to London Gatwick Airport.

  • What documentation or ID do you need to fly to London Gatwick Airport?

    The required travel and health documents for your London Gatwick 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 London Gatwick Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • How do I get Price Alerts for flights from Key West to London Gatwick Airport?

    Search flight deals from Key West to London Gatwick Airport. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Key West to London Gatwick Airport with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Dover
Luton
Slough
Guildford
Hayes
Dartford
Crawley
Brentwood
Wembley
Watford
Ilford
Cobham
Folkestone
Romford
Richmond
Uxbridge
Stansted

Why use momondo?

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

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 London from Key West.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Key West.

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

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

An easier way to manage your London Gatwick Airport trip

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