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.

£575 Cheap Flights from Key West to London in 2026

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Find the cheapest flights from Key West to London

Round-trip

One-way

Cheap return flights

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07:40 - 06:25

EYW

LHR

17h 45m

1 stop

06:30 - 19:45

LHR

EYW

18h 15m

2 stops

£645Delta

Tue, 18 Aug - Tue, 1 Sep

07:40 - 10:20

EYW

LHR

21h 40m

2 stops

06:30 - 19:45

LHR

EYW

18h 15m

2 stops

£649Delta

Tue, 18 Aug - Tue, 1 Sep

12:00 - 12:05

EYW

LHR

19h 05m

1 stop

07:35 - 19:29

LHR

EYW

16h 54m

2 stops

£658British Airways

Thu, 5 Nov - Wed, 11 Nov

20:00 - 16:05

EYW

LHR

15h 05m

2 stops

07:35 - 19:29

LHR

EYW

16h 54m

2 stops

£664British Airways

Thu, 5 Nov - Wed, 11 Nov

07:40 - 06:25

EYW

LHR

17h 45m

1 stop

09:20 - 19:45

LHR

EYW

15h 25m

1 stop

£667KLM

Tue, 18 Aug - Tue, 1 Sep

14:30 - 12:00

EYW

LHR

16h 30m

2 stops

18:00 - 15:06

LHR

EYW

26h 06m

2 stops

£670United Airlines

Wed, 11 Nov - Fri, 13 Nov

14:30 - 10:25

EYW

LHR

14h 55m

1 stop

13:35 - 15:06

LHR

EYW

30h 31m

1 stop

£671United Airlines

Wed, 11 Nov - Fri, 13 Nov

14:30 - 08:25

EYW

LHR

12h 55m

1 stop

16:00 - 13:02

LHR

EYW

26h 02m

1 stop

£671United Airlines

Wed, 11 Nov - Fri, 13 Nov

12:07 - 10:00

EYW

LGW

16h 53m

1 stop

14:00 - 11:27

LGW

EYW

26h 27m

1 stop

£831Multiple Airlines

Mon, 15 Jun - Sun, 21 Jun

12:07 - 10:00

EYW

LGW

16h 53m

1 stop

14:00 - 11:04

LGW

EYW

26h 04m

2 stops

£1,000Multiple Airlines

Mon, 15 Jun - Sun, 21 Jun

United Airlines flights from Key West to London

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

United Airlines

11 Nov

EYW14:30Key West

16h 30m

2 stops

LHR12:00London Heathrow

13 Nov

LHR18:00London Heathrow

26h 06m

2 stops

EYW15:06Key West

£670

United Airlines

11 Nov

EYW14:30Key West

14h 55m

1 stop

LHR10:25London Heathrow

13 Nov

LHR13:35London Heathrow

30h 31m

1 stop

EYW15:06Key West

£671

United Airlines

11 Nov

EYW14:30Key West

12h 55m

1 stop

LHR08:25London Heathrow

13 Nov

LHR16:00London Heathrow

26h 02m

1 stop

EYW13:02Key West

£671

British Airways flights from Key West to London

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

British Airways

5 Nov

EYW12:00Key West

19h 05m

1 stop

LHR12:05London Heathrow

11 Nov

LHR07:35London Heathrow

16h 54m

2 stops

EYW19:29Key West

£658

British Airways

5 Nov

EYW20:00Key West

15h 05m

2 stops

LHR16:05London Heathrow

11 Nov

LHR07:35London Heathrow

16h 54m

2 stops

EYW19:29Key West

£664

British Airways

5 Nov

EYW13:45Key West

16h 45m

1 stop

LHR11:30London Heathrow

11 Nov

LHR09:45London Heathrow

14h 44m

1 stop

EYW19:29Key West

£677

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Key WestLondon

EYW - LHR

EYWLHR

Key West

Tue 18/8

07:40-06:25

1 stop17h 45m

London Heathrow

Tue 1/9

06:30-19:45

2 stops18h 15m

£645

Key WestLondon

EYW - LHR

EYWLHR

Key West

Tue 18/8

07:40-10:20

2 stops21h 40m

London Heathrow

Tue 1/9

06:30-19:45

2 stops18h 15m

£649

Key WestLondon

EYW - LHR

EYWLHR

Key West

Thu 5/11

12:00-12:05

1 stop19h 05m

London Heathrow

Wed 11/11

07:35-19:29

2 stops16h 54m

£658

Fastest return journey

Key WestLondon

EYW - LHR

EYWLHR

Key West

Thu 5/11

20:00-16:05

2 stops15h 05m

London Heathrow

Wed 11/11

07:35-19:29

2 stops16h 54m

£664

Key WestLondon

EYW - LHR

EYWLHR

Key West

Tue 18/8

07:40-06:25

1 stop17h 45m

London Heathrow

Tue 1/9

09:20-19:45

1 stop15h 25m

£667

Key WestLondon

EYW - LHR

EYWLHR

Key West

Wed 11/11

14:30-12:00

2 stops16h 30m

London Heathrow

Fri 13/11

18:00-15:06

2 stops26h 06m

£670

Key WestLondon

EYW - LHR

EYWLHR

Key West

Wed 11/11

14:30-10:25

1 stop14h 55m

London Heathrow

Fri 13/11

13:35-15:06

1 stop30h 31m

£671

Key WestLondon

EYW - LHR

EYWLHR

Key West

Wed 11/11

14:30-08:25

1 stop12h 55m

London Heathrow

Fri 13/11

16:00-13:02

1 stop26h 02m

£671

Key WestLondon

EYW - LGW

EYWLGW

Key West

Mon 15/6

12:07-10:00

1 stop16h 53m

London Gatwick

Sun 21/6

14:00-11:27

1 stop26h 27m

£831

Key WestLondon

EYW - LGW

EYWLGW

Key West

Mon 15/6

12:07-10:00

1 stop16h 53m

London Gatwick

Sun 21/6

14:00-11:04

2 stops26h 04m

£1,000

Flights are sorted by cheapest return flights first.

Showing 1-10 of 14 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?

Brussels Airlines, British Airways, and Delta 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	11h 28m
Direct flights	None

The fastest flight from Key West to London takes 11h 28m

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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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 11h 28m.
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

Gatwick

Luton

Wembley

Slough

Maidstone

Southend-on-Sea

Ipswich

Canterbury

Ilford

Hayes

Guildford

Folkestone

Chelmsford

Bedford

Dover

Harlow

Chichester

Colchester

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 £575

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 10/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

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Filter for what you want

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Find the cheapest flights from Key West to London

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United Airlines flights from Key West to London

Our best United Airlines 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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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

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

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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