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.

£557 Cheap Flights from Key West to London in 2025/26

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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.

07:00 - 07:50EYW-LHR

20h 50m1 stop

10:55 - 19:44LHR-EYW

13h 49m1 stop

£580Delta

Find Deal

Fri, 27 Mar - Tue, 31 Mar

07:00 - 09:00EYW-LHR

22h 00m1 stop

09:40 - 19:44LHR-EYW

15h 04m2 stops

£583Delta

Find Deal

Fri, 27 Mar - Tue, 31 Mar

14:35 - 09:00EYW-LHR

14h 25m1 stop

09:20 - 19:44LHR-EYW

15h 24m1 stop

£594Virgin Atlantic

Find Deal

Fri, 27 Mar - Tue, 31 Mar

16:53 - 10:15EYW-LHR

13h 22m1 stop

08:30 - 22:11LHR-EYW

18h 41m2 stops

£645United Airlines

Find Deal

Fri, 27 Mar - Tue, 31 Mar

13:59 - 11:30EYW-LHR

17h 31m1 stop

19:05 - 18:30LHR-EYW

27h 25m2 stops

£652British Airways

Find Deal

Sat, 14 Mar - Sat, 21 Mar

19:52 - 08:20EYW-LHR

56h 28m2 stops

14:30 - 19:23LHR-EYW

33h 53m1 stop

£655British Airways

Find Deal

Sat, 1 Nov - Sat, 15 Nov

20:01 - 12:05EYW-LHR

12h 04m1 stop

11:15 - 23:59LHR-EYW

16h 44m1 stop

£658British Airways

Find Deal

Sat, 14 Mar - Sat, 21 Mar

06:31 - 07:30EYW-LGW

20h 59m2 stops

14:30 - 13:00LGW-EYW

27h 30m2 stops

£702American Airlines

Find Deal

Fri, 27 Mar - Tue, 31 Mar

16:00 - 07:30EYW-LHR

35h 30m2 stops

13:45 - 13:46LHR-EYW

29h 01m3 stops

£760United Airlines

Find Deal

Sat, 1 Nov - Sat, 15 Nov

11:45 - 06:20EYW-LHR

14h 35m2 stops

06:30 - 19:44LHR-EYW

18h 14m2 stops

£793Virgin Atlantic

Find Deal

Fri, 27 Mar - Tue, 31 Mar

Delta flights from Key West to London

Our best Delta deals on Key West to London flight tickets

Delta

27 Mar

EYW07:00Key West

20h 50m

1 stop

LHR07:50London Heathrow

31 Mar

LHR10:55London Heathrow

13h 49m

1 stop

EYW19:44Key West

£580

Find similar

Delta

27 Mar

EYW07:00Key West

22h 00m

1 stop

LHR09:00London Heathrow

31 Mar

LHR09:40London Heathrow

15h 04m

2 stops

EYW19:44Key West

£583

Find similar

Delta

28 Mar

EYW18:00Key West

31h 30m

1 stop

LHR05:30London Heathrow

31 Mar

LHR06:30London Heathrow

15h 43m

2 stops

EYW17:13Key West

£1,219

Find similar

Virgin Atlantic flights from Key West to London

Our best Virgin Atlantic deals on Key West to London flight tickets

Virgin Atlantic

27 Mar

EYW14:35Key West

14h 25m

1 stop

LHR09:00London Heathrow

31 Mar

LHR09:20London Heathrow

15h 24m

1 stop

EYW19:44Key West

£594

Find similar

Virgin Atlantic

27 Mar

EYW11:45Key West

14h 35m

2 stops

LHR06:20London Heathrow

31 Mar

LHR06:30London Heathrow

18h 14m

2 stops

EYW19:44Key West

£793

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Key WestLondon

EYW - LHR

EYWLHR

Key West

Fri 27/3

07:00-07:50

1 stop20h 50m

London Heathrow

Tue 31/3

10:55-19:44

1 stop13h 49m

£580

Key WestLondon

EYW - LHR

EYWLHR

Key West

Fri 27/3

07:00-09:00

1 stop22h 00m

London Heathrow

Tue 31/3

09:40-19:44

2 stops15h 04m

£583

Key WestLondon

EYW - LHR

EYWLHR

Key West

Fri 27/3

14:35-09:00

1 stop14h 25m

London Heathrow

Tue 31/3

09:20-19:44

1 stop15h 24m

£594

Key WestLondon

EYW - LHR

EYWLHR

Key West

Fri 27/3

16:53-10:15

1 stop13h 22m

London Heathrow

Tue 31/3

08:30-22:11

2 stops18h 41m

£645

Key WestLondon

EYW - LHR

EYWLHR

Key West

Sat 14/3

13:59-11:30

1 stop17h 31m

London Heathrow

Sat 21/3

19:05-18:30

2 stops27h 25m

£652

Key WestLondon

EYW - LHR

EYWLHR

Key West

Sat 1/11

19:52-08:20

2 stops56h 28m

London Heathrow

Sat 15/11

14:30-19:23

1 stop33h 53m

£655

Key WestLondon

EYW - LHR

EYWLHR

Key West

Sat 14/3

20:01-12:05

1 stop12h 04m

London Heathrow

Sat 21/3

11:15-23:59

1 stop16h 44m

£658

Key WestLondon

EYW - LGW

EYWLGW

Key West

Fri 27/3

06:31-07:30

2 stops20h 59m

London Gatwick

Tue 31/3

14:30-13:00

2 stops27h 30m

£702

Key WestLondon

EYW - LHR

EYWLHR

Key West

Sat 1/11

16:00-07:30

2 stops35h 30m

London Heathrow

Sat 15/11

13:45-13:46

3 stops29h 01m

£760

Key WestLondon

EYW - LHR

EYWLHR

Key West

Fri 27/3

11:45-06:20

2 stops14h 35m

London Heathrow

Tue 31/3

06:30-19:44

2 stops18h 14m

£793

Flights are sorted by cheapest return flights first.

Sorted 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 day to depart on your flight to London?

Our data shows that Sunday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £585. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Key West to London for around £1,182.

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

Direct flights	None

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

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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 12h 04m.
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

Canterbury

Southend-on-Sea

Ipswich

Ilford

Guildford

Colchester

Dover

Hayes

Chelmsford

Worthing

Dartford

Bedford

Ramsgate

Stansted

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.