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

Prices for flights from Key West Airport to London refresh daily.

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

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.

What documentation or ID do you need to fly to London?

The necessary travel and health documents for your London 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.

£257 Cheap Flights from Key West to London in 2026

1 adult

0 bags

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Key West to London

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

16:37 - 12:20

EYW

LHR

14h 43m1 stop

10:45 - 23:56

LHR

EYW

18h 11m2 stops

£459British Airways

Sun, 25 Jan - Sun, 1 Feb

13:33 - 10:50

EYW

LGW

16h 17m2 stops

11:45 - 23:56

LGW

EYW

17h 11m2 stops

£466British Airways

Sun, 25 Jan - Sun, 1 Feb

13:55 - 08:35

EYW

LHR

13h 40m1 stop

06:15 - 19:15

LHR

EYW

18h 00m2 stops

£466Multiple Airlines

Thu, 19 Feb - Fri, 27 Feb

14:46 - 09:00

EYW

LHR

13h 14m1 stop

06:30 - 19:42

LHR

EYW

18h 12m2 stops

£470Multiple Airlines

Thu, 19 Feb - Sun, 1 Mar

19:45 - 12:20

EYW

LHR

11h 35m1 stop

11:25 - 23:56

LHR

EYW

17h 31m2 stops

£472British Airways

Sun, 25 Jan - Sun, 1 Feb

16:37 - 12:20

EYW

LHR

14h 43m1 stop

09:45 - 19:10

LHR

EYW

14h 25m1 stop

£472British Airways

Sun, 25 Jan - Sun, 1 Feb

07:00 - 05:55

EYW

LHR

17h 55m1 stop

09:00 - 17:44

LHR

EYW

37h 44m2 stops

£473United Airlines

Thu, 19 Feb - Sat, 28 Feb

19:45 - 06:50

EYW

LHR

30h 05m1 stop

09:15 - 23:56

LHR

EYW

19h 41m2 stops

£476British Airways

Sun, 25 Jan - Sun, 1 Feb

16:34 - 07:30

EYW

LHR

33h 56m1 stop

09:00 - 17:44

LHR

EYW

37h 44m2 stops

£477United Airlines

Sat, 21 Feb - Sun, 1 Mar

19:45 - 12:25

EYW

LGW

35h 40m2 stops

11:45 - 23:56

LGW

EYW

17h 11m2 stops

£478British Airways

Sun, 25 Jan - Sun, 1 Feb

United Airlines flights from Key West to London

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

United Airlines

19 Feb

EYW07:00Key West

17h 55m

1 stop

LHR05:55London Heathrow

28 Feb

LHR09:00London Heathrow

37h 44m

2 stops

EYW17:44Key West

£473

United Airlines

21 Feb

EYW16:34Key West

33h 56m

1 stop

LHR07:30London Heathrow

1 Mar

LHR09:00London Heathrow

37h 44m

2 stops

EYW17:44Key West

£477

United Airlines

20 Feb

EYW18:40Key West

11h 10m

1 stop

LHR10:50London Heathrow

1 Mar

LHR16:20London Heathrow

28h 47m

1 stop

EYW16:07Key West

£494

KLM flights from Key West to London

Our best KLM deals on Key West to London flight tickets

KLM

19 Feb

EYW07:10Key West

19h 40m

1 stop

LHR07:50London Heathrow

28 Feb

LHR08:55London Heathrow

15h 47m

1 stop

EYW19:42Key West

£491

KLM

21 Feb

EYW14:46Key West

13h 14m

1 stop

LHR09:00London Heathrow

27 Feb

LHR06:30London Heathrow

18h 12m

2 stops

EYW19:42Key West

£1,117

KLM

21 Feb

EYW14:46Key West

13h 14m

1 stop

LHR09:00London Heathrow

28 Feb

LHR06:30London Heathrow

18h 12m

2 stops

EYW19:42Key West

£1,154

Fly from

Fly to

Route

Depart

Return

Price

Key WestLondon

EYW - LHR

EYWLHR

Key West

Sun 25/1

16:37-12:20

1 stop14h 43m

London Heathrow

Sun 1/2

10:45-23:56

2 stops18h 11m

£459

Key WestLondon

EYW - LGW

EYWLGW

Key West

Sun 25/1

13:33-10:50

2 stops16h 17m

London Gatwick

Sun 1/2

11:45-23:56

2 stops17h 11m

£466

Key WestLondon

EYW - LHR

EYWLHR

Key West

Thu 19/2

13:55-08:35

1 stop13h 40m

London Heathrow

Fri 27/2

06:15-19:15

2 stops18h 00m

£466

Key WestLondon

EYW - LHR

EYWLHR

Key West

Thu 19/2

14:46-09:00

1 stop13h 14m

London Heathrow

Sun 1/3

06:30-19:42

2 stops18h 12m

£470

Key WestLondon

EYW - LHR

EYWLHR

Key West

Sun 25/1

19:45-12:20

1 stop11h 35m

London Heathrow

Sun 1/2

11:25-23:56

2 stops17h 31m

£472

Key WestLondon

EYW - LHR

EYWLHR

Key West

Sun 25/1

16:37-12:20

1 stop14h 43m

London Heathrow

Sun 1/2

09:45-19:10

1 stop14h 25m

£472

Key WestLondon

EYW - LHR

EYWLHR

Key West

Thu 19/2

07:00-05:55

1 stop17h 55m

London Heathrow

Sat 28/2

09:00-17:44

2 stops37h 44m

£473

Key WestLondon

EYW - LHR

EYWLHR

Key West

Sun 25/1

19:45-06:50

1 stop30h 05m

London Heathrow

Sun 1/2

09:15-23:56

2 stops19h 41m

£476

Key WestLondon

EYW - LHR

EYWLHR

Key West

Sat 21/2

16:34-07:30

1 stop33h 56m

London Heathrow

Sun 1/3

09:00-17:44

2 stops37h 44m

£477

Key WestLondon

EYW - LGW

EYWLGW

Key West

Sun 25/1

19:45-12:25

2 stops35h 40m

London Gatwick

Sun 1/2

11:45-23:56

2 stops17h 11m

£478

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

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

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?

Virgin Atlantic and British Airways are the most popular carriers operating from Key West to London

When to book flights from Key West to London

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

Estimated return price

Cheap Key West to London (EYW to LON) flight deals and tips

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

Fastest flight time	14h 43m
Direct flights	None

The fastest flight from Key West to London takes 14h 43m

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

Search flight deals

How far is Key West to London by plane?
A flight from Key West to London will travel around 4555.0 mi. By plane, this route typically takes 14h 43m.
When did momondo last update prices for flights from Key West Airport to London?
Prices for flights from Key West Airport to London refresh daily.
How old do you have to be to fly from Key West Airport to London?
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.
What documentation or ID do you need to fly to London?
The necessary travel and health documents for your London 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.

Eastbourne

Milton Keynes

Luton

Gatwick

Maidstone

Slough

Southend-on-Sea

Canterbury

Ipswich

Ilford

Guildford

Chelmsford

Hayes

Dover

Worthing

Hounslow

Colchester

Bedford

Ramsgate

Folkestone

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Key West to London . Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Key West to London on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Key West to London 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 Key West to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Key West and alert you when they change.