Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Key West to London from £242

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.
British Airways Logo
11:32 - 08:15EYW  Key West-LHR London Heathrow
15h 43m1 stop Miami
British Airways Logo
16:10 - 19:32LHR  London Heathrow-EYW Key West
31h 22m2 stops Barcelona-El Prat Miami
£654British Airways
Mon, 15 Feb - Mon, 15 Mar
British Airways Logo
11:32 - 11:55EYW  Key West-LHR London Heathrow
19h 23m2 stops Miami Madrid Barajas
British Airways Logo
06:05 - 19:32LHR  London Heathrow-EYW Key West
17h 27m2 stops Barcelona-El Prat Miami
£662British Airways
Mon, 15 Feb - Mon, 15 Mar
British Airways Logo
11:32 - 08:15EYW  Key West-LHR London Heathrow
15h 43m1 stop Miami
British Airways Logo
09:45 - 19:32LHR  London Heathrow-EYW Key West
13h 47m1 stop Miami
£682British Airways
Mon, 15 Feb - Mon, 15 Mar
British Airways Logo
16:08 - 08:15EYW  Key West-LHR London Heathrow
11h 07m1 stop Miami
British Airways Logo
19:20 - 19:32LHR  London Heathrow-EYW Key West
28h 12m2 stops Barcelona-El Prat Miami
£690British Airways
Fri, 12 Mar - Mon, 22 Mar
United Airlines Logo
12:05 - 05:55EYW  Key West-LHR London Heathrow
12h 50m1 stop Chicago O'Hare Intl
United Airlines Logo
11:05 - 11:24LHR  London Heathrow-EYW Key West
53h 19m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£720United Airlines
Thu, 10 Dec - Mon, 14 Dec
United Airlines Logo
12:05 - 21:20EYW  Key West-LHR London Heathrow
28h 15m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
11:05 - 11:24LHR  London Heathrow-EYW Key West
53h 19m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£723United Airlines
Thu, 10 Dec - Mon, 14 Dec
Delta Logo
07:25 - 06:25EYW  Key West-LHR London Heathrow
18h 00m1 stop Atlanta Hartsfield-Jackson
Delta Logo
06:30 - 20:01LHR  London Heathrow-EYW Key West
18h 31m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
£744Delta
Thu, 10 Dec - Mon, 14 Dec
Delta Logo
07:25 - 07:05EYW  Key West-LHR London Heathrow
18h 40m2 stops Atlanta Hartsfield-Jackson Minneapolis St Paul
Delta Logo
06:30 - 20:01LHR  London Heathrow-EYW Key West
18h 31m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
£747Delta
Thu, 10 Dec - Mon, 14 Dec
British Airways Logo
16:08 - 08:15EYW  Key West-LHR London Heathrow
11h 07m1 stop Miami
British Airways Logo
09:45 - 19:32LHR  London Heathrow-EYW Key West
13h 47m1 stop Miami
£749British Airways
Fri, 12 Mar - Mon, 22 Mar
Delta Logo
11:43 - 06:25EYW  Key West-LHR London Heathrow
13h 42m1 stop Atlanta Hartsfield-Jackson
Delta Logo
08:55 - 20:01LHR  London Heathrow-EYW Key West
16h 06m1 stop Atlanta Hartsfield-Jackson
£766Delta
Thu, 10 Dec - Mon, 14 Dec

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

United Airlines flights from Key West to London

Our best United Airlines deals on Key West to London flight tickets
United Airlines
10 Dec
EYW12:05Key West
12h 50m
1 stop
LHR05:55London Heathrow
14 Dec
LHR11:05London Heathrow
53h 19m
2 stops
EYW11:24Key West
£720
United Airlines
10 Dec
EYW12:05Key West
28h 15m
2 stops
LHR21:20London Heathrow
14 Dec
LHR11:05London Heathrow
53h 19m
2 stops
EYW11:24Key West
£723
United Airlines
14 Dec
EYW12:05Key West
12h 50m
1 stop
LHR05:55London Heathrow
21 Dec
LHR15:10London Heathrow
25h 57m
2 stops
EYW12:07Key West
£775

British Airways flights from Key West to London

Our best British Airways deals on Key West to London flight tickets
British Airways
15 Feb
EYW11:32Key West
15h 43m
1 stop
LHR08:15London Heathrow
15 Mar
LHR16:10London Heathrow
31h 22m
2 stops
EYW19:32Key West
£654
British Airways
15 Feb
EYW11:32Key West
19h 23m
2 stops
LHR11:55London Heathrow
15 Mar
LHR06:05London Heathrow
17h 27m
2 stops
EYW19:32Key West
£662
British Airways
15 Feb
EYW11:32Key West
15h 43m
1 stop
LHR08:15London Heathrow
15 Mar
LHR09:45London Heathrow
13h 47m
1 stop
EYW19:32Key West
£682

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Mon 15/2

11:32-08:15

1 stop15h 43m

London Heathrow

Mon 15/3

16:10-19:32

2 stops31h 22m

£654

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Mon 15/2

11:32-11:55

2 stops19h 23m

London Heathrow

Mon 15/3

06:05-19:32

2 stops17h 27m

£662

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Mon 15/2

11:32-08:15

1 stop15h 43m

London Heathrow

Mon 15/3

09:45-19:32

1 stop13h 47m

£682

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Fri 12/3

16:08-08:15

1 stop11h 07m

London Heathrow

Mon 22/3

19:20-19:32

2 stops28h 12m

£690

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Thu 10/12

12:05-05:55

1 stop12h 50m

London Heathrow

Mon 14/12

11:05-11:24

2 stops53h 19m

£720

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Thu 10/12

12:05-21:20

2 stops28h 15m

London Heathrow

Mon 14/12

11:05-11:24

2 stops53h 19m

£723

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Thu 10/12

07:25-06:25

1 stop18h 00m

London Heathrow

Mon 14/12

06:30-20:01

2 stops18h 31m

£744

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Thu 10/12

07:25-07:05

2 stops18h 40m

London Heathrow

Mon 14/12

06:30-20:01

2 stops18h 31m

£747
Fastest return journey

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Fri 12/3

16:08-08:15

1 stop11h 07m

London Heathrow

Mon 22/3

09:45-19:32

1 stop13h 47m

£749

Key WestLondon

EYW Key West - LHR London Heathrow

EYWLHR

Key West

Thu 10/12

11:43-06:25

1 stop13h 42m

London Heathrow

Mon 14/12

08:55-20:01

1 stop16h 06m

£766

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

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?

British Airways is the most popular carrier 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

£242

Fastest flight time

13h 09m

Direct flights

None
The best one-way flight to London from Key West in the past 72 hours is £242. 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 13h 09m
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 13h 09m.

  • 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
Southend-on-Sea
Luton
Ipswich
Slough
Maidstone
Folkestone
Hastings
Ilford
Canterbury
Colchester
Chichester
Hayes
Bedford
Guildford
Winchester
Worthing

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.

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 3/12
Thu 10/12
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport