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Cheap flights from Key West to London from £654

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Key West to London

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
18:20 - 10:50EYW  Key West-LHR London Heathrow
11h 30m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
18:00 - 11:11LHR  London Heathrow-EYW Key West
46h 11m2 stops Toronto Pearson Intl Chicago O'Hare Intl
£654United Airlines
Wed, 20 Jan - Fri, 22 Jan
United Airlines Logo
12:41 - 12:00EYW  Key West-LHR London Heathrow
18h 19m1 stop Chicago O'Hare Intl
United Airlines Logo
15:00 - 16:22LHR  London Heathrow-EYW Key West
30h 22m2 stops Toronto Pearson Intl Washington, D.C. Dulles Intl
£655United Airlines
Wed, 20 Jan - Fri, 22 Jan
United Airlines Logo
12:41 - 09:10EYW  Key West-LHR London Heathrow
15h 29m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
11:10 - 16:22LHR  London Heathrow-EYW Key West
34h 12m2 stops Toronto Pearson Intl Washington, D.C. Dulles Intl
£658United Airlines
Wed, 20 Jan - Fri, 22 Jan
United Airlines Logo
12:41 - 09:10EYW  Key West-LHR London Heathrow
15h 29m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
11:10 - 16:22LHR  London Heathrow-EYW Key West
34h 12m2 stops Toronto Pearson Intl Washington, D.C. Dulles Intl
£659United Airlines
Wed, 20 Jan - Fri, 22 Jan
United Airlines Logo
14:30 - 08:25EYW  Key West-LHR London Heathrow
12h 55m1 stop Newark
United Airlines Logo
12:00 - 13:02LHR  London Heathrow-EYW Key West
30h 02m1 stop Newark
£669United Airlines
Wed, 20 Jan - Fri, 22 Jan
United Airlines Logo
18:20 - 10:50EYW  Key West-LHR London Heathrow
11h 30m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
16:20 - 16:22LHR  London Heathrow-EYW Key West
29h 02m1 stop Washington, D.C. Dulles Intl
£670United Airlines
Wed, 20 Jan - Fri, 22 Jan
British Airways Logo
12:00 - 08:15EYW  Key West-LHR London Heathrow
15h 15m1 stop Miami
British Airways Logo
14:30 - 23:56LHR  London Heathrow-EYW Key West
14h 26m1 stop Miami
£827British Airways
Wed, 20 Jan - Fri, 22 Jan

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United Airlines flights from Key West to London

Our best United Airlines deals on Key West to London flight tickets
United Airlines
20 Jan
EYW18:20Key West
11h 30m
1 stop
LHR10:50London Heathrow
22 Jan
LHR18:00London Heathrow
46h 11m
2 stops
EYW11:11Key West
£654
United Airlines
20 Jan
EYW12:41Key West
18h 19m
1 stop
LHR12:00London Heathrow
22 Jan
LHR15:00London Heathrow
30h 22m
2 stops
EYW16:22Key West
£655
United Airlines
20 Jan
EYW12:41Key West
15h 29m
2 stops
LHR09:10London Heathrow
22 Jan
LHR11:10London Heathrow
34h 12m
2 stops
EYW16:22Key West
£658

momondo Fare Finder

 
Use the filters below to find and compare flights from Key West to London that are best for you.

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Route

Depart

Return

Price

Cheapest return flight

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Wed 20/1

18:20-10:50

1 stop11h 30m

London Heathrow

Fri 22/1

18:00-11:11

2 stops46h 11m

£654

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Wed 20/1

12:41-12:00

1 stop18h 19m

London Heathrow

Fri 22/1

15:00-16:22

2 stops30h 22m

£655

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Wed 20/1

12:41-09:10

2 stops15h 29m

London Heathrow

Fri 22/1

11:10-16:22

2 stops34h 12m

£658

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Wed 20/1

12:41-09:10

2 stops15h 29m

London Heathrow

Fri 22/1

11:10-16:22

2 stops34h 12m

£659

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Wed 20/1

14:30-08:25

1 stop12h 55m

London Heathrow

Fri 22/1

12:00-13:02

1 stop30h 02m

£669

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Wed 20/1

18:20-10:50

1 stop11h 30m

London Heathrow

Fri 22/1

16:20-16:22

1 stop29h 02m

£670
Fastest return journey

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Wed 20/1

12:00-08:15

1 stop15h 15m

London Heathrow

Fri 22/1

14:30-23:56

1 stop14h 26m

£827
Cheapest one-way

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Thu 14/1

13:00-21:35

2 stops27h 35m

£1,648

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Thu 14/1

12:00-06:45

1 stop13h 45m

£2,087
Fastest single journey

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Sat 24/10

14:15-07:20

1 stop12h 05m

£2,812

Flights are sorted by cheapest return flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to London from

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?

TAP AIR PORTUGAL, British Airways, and United Airlines 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

Best price found

£1,648

Fastest flight time

18h 01m

Direct flights

None
The best one-way flight to London from Key West in the past 72 hours is £1,648. The best return flight deal from Key West to London found on momondo in the last 72 hours is £654.
The fastest flight from Key West to London takes 18h 01m
There are no direct flights from Key West to London. There are no popular flight routes from Key West to London.
Search flight deals

Frequently asked questions about flying from Key West to London

  • 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 18h 01m.

  • 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.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Wembley
Gatwick
Milton Keynes
Luton
Southend-on-Sea
Slough
Ipswich
Maidstone
Folkestone
Hastings
Ilford
Canterbury
Chichester
Hayes
Guildford
Bedford
Harlow
Colchester
Chelmsford

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.

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