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Cheap flights from Key West to London from $782

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Key West to London departing on 6/10. 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.
Multiple Airlines Logo
12:07 pm - 10:00 am
EYW
-
LGW
16h 53m
1 stop
Multiple Airlines Logo
2:00 pm - 11:27 am
LGW
-
EYW
26h 27m
1 stop
$1,116Multiple Airlines
Mon, Jun 15 - Sun, Jun 21
Multiple Airlines Logo
12:07 pm - 10:00 am
EYW
-
LGW
16h 53m
1 stop
Multiple Airlines Logo
2:00 pm - 11:04 am
LGW
-
EYW
26h 04m
2 stops
$1,343Multiple Airlines
Mon, Jun 15 - Sun, Jun 21

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 May 24, 2026.
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

Cheapest round-trip

Key WestLondon

EYW - LGW

EYWLGW

Key West

Mon 6/15

12:07 pm-10:00 am

1 stop16h 53m

London Gatwick

Sun 6/21

2:00 pm-11:27 am

1 stop26h 27m

$1,116
Quickest round-trip

Key WestLondon

EYW - LGW

EYWLGW

Key West

Mon 6/15

12:07 pm-10:00 am

1 stop16h 53m

London Gatwick

Sun 6/21

2:00 pm-11:04 am

2 stops26h 04m

$1,343
Cheapest one-way
Quickest one-way

Key WestLondon

EYW - LGW

EYWLGW

Key West

Wed 6/10

11:28 am-8:35 am

2 stops16h 07m

$782

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to London from

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

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

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

American Airlines is the most popular carrier operating from Key West to London Gatwick

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 53m

Direct flights

None
The fastest flight from Key West to London Gatwick Airport takes 16h 53m
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.
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Frequently asked questions about flying from Key West to London Gatwick Airport

  • 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 53m 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.

Traveling to a place near London?

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

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.

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Tue 6/23
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