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.

£218 Cheap Flights from Key West to London in 2026/27

Find the cheapest flights from Key West to London

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

13:14 - 06:55EYW Key West-LHR London Heathrow

12h 41m1 stop Boston Logan Intl

09:20 - 12:23LHR London Heathrow-EYW Key West

32h 03m1 stop Boston Logan Intl

£613JetBlue

Thu, 3 Dec - Sun, 13 Dec

13:14 - 06:55EYW Key West-LHR London Heathrow

12h 41m1 stop Boston Logan Intl

06:05 - 19:30LHR London Heathrow-EYW Key West

18h 25m2 stops Barcelona-El Prat Miami

£619Multiple Airlines

Fri, 4 Dec - Mon, 7 Dec

13:14 - 06:55EYW Key West-LHR London Heathrow

12h 41m1 stop Boston Logan Intl

09:20 - 12:23LHR London Heathrow-EYW Key West

32h 03m1 stop Boston Logan Intl

£628JetBlue

Tue, 1 Dec - Wed, 9 Dec

13:14 - 06:55EYW Key West-LHR London Heathrow

12h 41m1 stop Boston Logan Intl

09:20 - 12:23LHR London Heathrow-EYW Key West

32h 03m1 stop Boston Logan Intl

£634JetBlue

Tue, 1 Dec - Sat, 12 Dec

13:14 - 06:55EYW Key West-LHR London Heathrow

12h 41m1 stop Boston Logan Intl

09:20 - 12:23LHR London Heathrow-EYW Key West

32h 03m1 stop Boston Logan Intl

£635JetBlue

Fri, 4 Dec - Mon, 7 Dec

13:14 - 06:55EYW Key West-LHR London Heathrow

12h 41m1 stop Boston Logan Intl

09:20 - 12:23LHR London Heathrow-EYW Key West

32h 03m1 stop Boston Logan Intl

£643JetBlue

Wed, 2 Dec - Tue, 8 Dec

13:14 - 06:55EYW Key West-LHR London Heathrow

12h 41m1 stop Boston Logan Intl

09:20 - 12:23LHR London Heathrow-EYW Key West

32h 03m1 stop Boston Logan Intl

£644JetBlue

Thu, 3 Dec - Wed, 9 Dec

13:14 - 06:55EYW Key West-LHR London Heathrow

12h 41m1 stop Boston Logan Intl

07:30 - 19:30LHR London Heathrow-EYW Key West

17h 00m2 stops Madrid Barajas Miami

£646Multiple Airlines

Tue, 1 Dec - Mon, 7 Dec

13:14 - 06:55EYW Key West-LHR London Heathrow

12h 41m1 stop Boston Logan Intl

09:20 - 12:23LHR London Heathrow-EYW Key West

32h 03m1 stop Boston Logan Intl

£649JetBlue

Wed, 2 Dec - Fri, 11 Dec

07:25 - 06:25EYW Key West-LHR London Heathrow

18h 00m1 stop Atlanta Hartsfield-Jackson

06:30 - 20:01LHR London Heathrow-EYW Key West

18h 31m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

£665Delta

Tue, 1 Dec - Tue, 8 Dec

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JetBlue flights from Key West to London

Our best JetBlue deals on Key West to London flight tickets

JetBlue

3 Dec

EYW13:14Key West

12h 41m

1 stop

LHR06:55London Heathrow

13 Dec

LHR09:20London Heathrow

32h 03m

1 stop

EYW12:23Key West

£613

JetBlue

1 Dec

EYW13:14Key West

12h 41m

1 stop

LHR06:55London Heathrow

9 Dec

LHR09:20London Heathrow

32h 03m

1 stop

EYW12:23Key West

£628

JetBlue

1 Dec

EYW13:14Key West

12h 41m

1 stop

LHR06:55London Heathrow

10 Dec

LHR09:20London Heathrow

32h 03m

1 stop

EYW12:23Key West

£634

Delta flights from Key West to London

Our best Delta deals on Key West to London flight tickets

Delta

1 Dec

EYW07:25Key West

18h 00m

1 stop

LHR06:25London Heathrow

8 Dec

LHR06:30London Heathrow

18h 31m

2 stops

EYW20:01Key West

£665

Delta

2 Dec

EYW14:09Key West

15h 21m

2 stops

LHR10:30London Heathrow

8 Dec

LHR06:30London Heathrow

18h 31m

2 stops

EYW20:01Key West

£669

Delta

1 Dec

EYW07:25Key West

18h 05m

2 stops

LHR06:30London Heathrow

10 Dec

LHR06:20London Heathrow

18h 41m

2 stops

EYW20:01Key West

£674

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Thu 3/12

13:14-06:55

1 stop12h 41m

London Heathrow

Sun 13/12

09:20-12:23

1 stop32h 03m

£613

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Fri 4/12

13:14-06:55

1 stop12h 41m

London Heathrow

Mon 7/12

06:05-19:30

2 stops18h 25m

£619

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Tue 1/12

13:14-06:55

1 stop12h 41m

London Heathrow

Wed 9/12

09:20-12:23

1 stop32h 03m

£628

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Tue 1/12

13:14-06:55

1 stop12h 41m

London Heathrow

Sat 12/12

09:20-12:23

1 stop32h 03m

£634

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Fri 4/12

13:14-06:55

1 stop12h 41m

London Heathrow

Mon 7/12

09:20-12:23

1 stop32h 03m

£635

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Wed 2/12

13:14-06:55

1 stop12h 41m

London Heathrow

Tue 8/12

09:20-12:23

1 stop32h 03m

£643

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Thu 3/12

13:14-06:55

1 stop12h 41m

London Heathrow

Wed 9/12

09:20-12:23

1 stop32h 03m

£644

Fastest return journey

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Tue 1/12

13:14-06:55

1 stop12h 41m

London Heathrow

Mon 7/12

07:30-19:30

2 stops17h 00m

£646

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Wed 2/12

13:14-06:55

1 stop12h 41m

London Heathrow

Fri 11/12

09:20-12:23

1 stop32h 03m

£649

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Tue 1/12

07:25-06:25

1 stop18h 00m

London Heathrow

Tue 8/12

06:30-20:01

2 stops18h 31m

£665

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, Delta, 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	£218
Fastest flight time	12h 10m
Direct flights	None

The best one-way flight to London from Key West in the past 72 hours is £218. The best return flight deal from Key West to London found on momondo in the last 72 hours is £613.

The fastest flight from Key West to London takes 12h 10m

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 12h 10m.
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

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Luton

Ipswich

Slough

Maidstone

Folkestone

Hastings

Ilford

Canterbury

Chichester

Colchester

Guildford

Hayes

Bedford

Worthing

Winchester

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 £218

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 1/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Key West to London

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Filter for what you want

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JetBlue flights from Key West to London

Our best JetBlue deals on Key West to London flight tickets

Delta flights from Key West to London

Our best Delta 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

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

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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