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.

£203 Cheap Flights from Key West to London in 2026

Find the cheapest flights from Key West to London

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One-way

Cheap return flights

Enter your travel dates to find the best prices.

11:51 - 07:50EYW Key West-LHR London Heathrow

15h 59m1 stop Atlanta Hartsfield-Jackson

06:20 - 20:01LHR London Heathrow-EYW Key West

18h 41m2 stops Paris Charles de Gaulle Atlanta Hartsfield-Jackson

£540Multiple Airlines

Tue, 27 Oct - Tue, 3 Nov

11:51 - 07:50EYW Key West-LHR London Heathrow

15h 59m1 stop Atlanta Hartsfield-Jackson

10:50 - 20:01LHR London Heathrow-EYW Key West

14h 11m1 stop Atlanta Hartsfield-Jackson

£544Multiple Airlines

Tue, 27 Oct - Tue, 3 Nov

07:40 - 07:45EYW Key West-LHR London Heathrow

20h 05m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County

06:20 - 20:01LHR London Heathrow-EYW Key West

18h 41m2 stops Paris Charles de Gaulle Atlanta Hartsfield-Jackson

£550Delta

Tue, 27 Oct - Tue, 3 Nov

14:35 - 06:25EYW Key West-LHR London Heathrow

10h 50m1 stop Atlanta Hartsfield-Jackson

17:35 - 17:11LHR London Heathrow-EYW Key West

28h 36m2 stops Paris Charles de Gaulle Atlanta Hartsfield-Jackson

£563Delta

Wed, 17 Feb - Mon, 1 Mar

07:00 - 06:50EYW Key West-LHR London Heathrow

18h 50m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County

17:35 - 17:11LHR London Heathrow-EYW Key West

28h 36m2 stops Paris Charles de Gaulle Atlanta Hartsfield-Jackson

£565Delta

Wed, 17 Feb - Mon, 1 Mar

14:35 - 11:40EYW Key West-LHR London Heathrow

16h 05m1 stop Atlanta Hartsfield-Jackson

10:50 - 19:43LHR London Heathrow-EYW Key West

13h 53m1 stop Atlanta Hartsfield-Jackson

£595Delta

Wed, 17 Feb - Mon, 1 Mar

15:04 - 08:25EYW Key West-LHR London Heathrow

12h 21m1 stop Newark

18:00 - 12:15LHR London Heathrow-EYW Key West

47h 15m2 stops Toronto Pearson Intl Chicago O'Hare Intl

£659United Airlines

Wed, 20 Jan - Fri, 22 Jan

15:04 - 08:25EYW Key West-LHR London Heathrow

12h 21m1 stop Newark

18:00 - 12:15LHR London Heathrow-EYW Key West

47h 15m2 stops Toronto Pearson Intl Chicago O'Hare Intl

£660United Airlines

Wed, 20 Jan - Fri, 22 Jan

15:04 - 10:25EYW Key West-LHR London Heathrow

14h 21m1 stop Newark

07:40 - 17:10LHR London Heathrow-EYW Key West

14h 30m1 stop Chicago O'Hare Intl

£671United Airlines

Wed, 20 Jan - Fri, 22 Jan

15:04 - 08:25EYW Key West-LHR London Heathrow

12h 21m1 stop Newark

18:00 - 17:10LHR London Heathrow-EYW Key West

28h 10m2 stops Newark Chicago O'Hare Intl

£674United Airlines

Wed, 20 Jan - Fri, 22 Jan

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Delta flights from Key West to London

Our best Delta deals on Key West to London flight tickets

Delta

27 Oct

EYW07:40Key West

20h 05m

2 stops

LHR07:45London Heathrow

3 Nov

LHR06:20London Heathrow

18h 41m

2 stops

EYW20:01Key West

£550

Delta

17 Feb

EYW14:35Key West

10h 50m

1 stop

LHR06:25London Heathrow

1 Mar

LHR17:35London Heathrow

28h 36m

2 stops

EYW17:11Key West

£563

Delta

17 Feb

EYW07:00Key West

18h 50m

2 stops

LHR06:50London Heathrow

1 Mar

LHR17:35London Heathrow

28h 36m

2 stops

EYW17:11Key West

£565

British Airways flights from Key West to London

Our best British Airways deals on Key West to London flight tickets

British Airways

12 Mar

EYW13:38Key West

16h 52m

1 stop

LHR11:30London Heathrow

19 Mar

LHR13:10London Heathrow

14h 46m

1 stop

EYW23:56Key West

£687

British Airways

12 Mar

EYW13:38Key West

16h 52m

1 stop

LHR11:30London Heathrow

19 Mar

LHR06:05London Heathrow

17h 14m

2 stops

EYW19:19Key West

£710

British Airways

12 Mar

EYW13:38Key West

25h 17m

2 stops

LHR19:55London Heathrow

20 Mar

LHR08:50London Heathrow

38h 29m

2 stops

EYW19:19Key West

£809

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Tue 27/10

11:51-07:50

1 stop15h 59m

London Heathrow

Tue 3/11

06:20-20:01

2 stops18h 41m

£540

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Tue 27/10

11:51-07:50

1 stop15h 59m

London Heathrow

Tue 3/11

10:50-20:01

1 stop14h 11m

£544

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Tue 27/10

07:40-07:45

2 stops20h 05m

London Heathrow

Tue 3/11

06:20-20:01

2 stops18h 41m

£550

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Wed 17/2

14:35-06:25

1 stop10h 50m

London Heathrow

Mon 1/3

17:35-17:11

2 stops28h 36m

£563

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Wed 17/2

07:00-06:50

2 stops18h 50m

London Heathrow

Mon 1/3

17:35-17:11

2 stops28h 36m

£565

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Wed 17/2

14:35-11:40

1 stop16h 05m

London Heathrow

Mon 1/3

10:50-19:43

1 stop13h 53m

£595

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Wed 20/1

15:04-08:25

1 stop12h 21m

London Heathrow

Fri 22/1

18:00-12:15

2 stops47h 15m

£659

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Wed 20/1

15:04-08:25

1 stop12h 21m

London Heathrow

Fri 22/1

18:00-12:15

2 stops47h 15m

£660

Fastest return journey

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Wed 20/1

15:04-10:25

1 stop14h 21m

London Heathrow

Fri 22/1

07:40-17:10

1 stop14h 30m

£671

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Wed 20/1

15:04-08:25

1 stop12h 21m

London Heathrow

Fri 22/1

18:00-17:10

2 stops28h 10m

£674

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 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?

JetBlue, Virgin Atlantic, 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	£203
Fastest flight time	10h 50m
Direct flights	None

The best one-way flight to London from Key West in the past 72 hours is £203. The best return flight deal from Key West to London found on momondo in the last 72 hours is £540.

The fastest flight from Key West to London takes 10h 50m

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 10h 50m.
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.

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Slough

Ipswich

Maidstone

Folkestone

Hastings

Ilford

Canterbury

Chichester

Hayes

Bedford

Guildford

Colchester

Harlow

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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Cheap flights from Key West to London from £203

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 13/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Delta flights from Key West to London

Our best Delta deals on Key West to London flight tickets

British Airways flights from Key West to London

Our best British Airways deals on Key West to London flight tickets

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

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

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When to book flights from Key West to London

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

Best price found

Fastest flight time

Direct flights

Frequently asked questions about flying from Key West to London

Travelling to a place near London?

Why use momondo?

An easier way to manage your London trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London

Cabin classes currently available on flights to London

List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

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