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

British Airways, Delta, and American Airlines are the most popular carriers operating from Key West to United Kingdom

When did momondo last update prices for flights from Key West Airport to United Kingdom?

Prices for flights from Key West Airport to United Kingdom refresh daily.

How old do you have to be to fly from Key West Airport to United Kingdom?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Key West Airport to United Kingdom.

What documentation or ID do you need to fly to United Kingdom?

The travel and health documents required for your trip to United Kingdom can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United Kingdom. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$781 Cheap Flights from Key West to the United Kingdom in 2026

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Find the cheapest flights from Key West to the United Kingdom

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:22 pm - 6:50 am

EYW

LHR

12h 28m

1 stop

6:10 am - 6:24 pm

LHR

EYW

17h 14m

2 stops

$873American Airlines

Tue, Sep 8 - Thu, Oct 8

11:26 am - 6:55 am

EYW

LHR

14h 29m

1 stop

6:10 am - 6:24 pm

LHR

EYW

17h 14m

2 stops

$874American Airlines

Tue, Sep 8 - Thu, Oct 8

6:00 pm - 1:15 pm

EYW

LHR

14h 15m

1 stop

11:15 am - 7:43 pm

LHR

EYW

13h 28m

1 stop

$894Delta

Tue, Sep 8 - Thu, Oct 8

7:30 am - 4:10 pm

EYW

GLA

27h 40m

2 stops

1:30 pm - 5:23 pm

GLA

EYW

32h 53m

2 stops

$939Delta

Mon, May 25 - Thu, Jun 4

3:58 pm - 10:45 pm

EYW

LHR

25h 47m

2 stops

6:45 pm - 10:58 pm

LHR

EYW

33h 13m

2 stops

$965British Airways

Mon, May 4 - Mon, May 11

7:33 am - 6:25 am

EYW

LHR

17h 52m

1 stop

8:55 pm - 5:23 pm

LHR

EYW

25h 28m

2 stops

$972KLM

Mon, May 4 - Mon, May 11

4:47 pm - 11:35 am

EYW

LHR

13h 48m

1 stop

8:00 am - 3:07 pm

LHR

EYW

36h 07m

1 stop

$1,011United Airlines

Mon, May 4 - Mon, May 11

3:58 pm - 10:50 am

EYW

LGW

37h 52m

2 stops

8:40 pm - 10:58 pm

LGW

EYW

31h 18m

2 stops

$1,016British Airways

Mon, May 4 - Mon, May 11

7:33 am - 6:25 am

EYW

LHR

17h 52m

1 stop

6:30 am - 5:23 pm

LHR

EYW

15h 53m

2 stops

$1,027KLM

Mon, Apr 27 - Tue, May 5

2:49 pm - 9:50 am

EYW

MAN

38h 01m

2 stops

10:35 am - 3:07 pm

MAN

EYW

57h 32m

2 stops

$1,493United Airlines

Sun, May 17 - Sun, May 24

American Airlines flights from Key West to United Kingdom

Our best American Airlines deals on Key West to United Kingdom flight tickets

American Airlines

Sep 8

EYW1:22 pmKey West

12h 28m

1 stop

LHR6:50 amLondon Heathrow

Oct 8

LHR6:10 amLondon Heathrow

17h 14m

2 stops

EYW6:24 pmKey West

$873

American Airlines

Sep 8

EYW11:26 amKey West

14h 29m

1 stop

LHR6:55 amLondon Heathrow

Oct 8

LHR6:10 amLondon Heathrow

17h 14m

2 stops

EYW6:24 pmKey West

$874

American Airlines

Sep 8

EYW1:22 pmKey West

12h 28m

1 stop

LHR6:50 amLondon Heathrow

Oct 8

LHR9:55 amLondon Heathrow

13h 29m

1 stop

EYW6:24 pmKey West

$895

United Airlines flights from Key West to United Kingdom

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

United Airlines

May 4

EYW4:47 pmKey West

13h 48m

1 stop

LHR11:35 amLondon Heathrow

May 11

LHR8:00 amLondon Heathrow

36h 07m

1 stop

EYW3:07 pmKey West

$1,011

United Airlines

May 17

EYW2:49 pmKey West

34h 41m

2 stops

LHR6:30 amLondon Heathrow

May 24

LHR6:50 amLondon Heathrow

37h 17m

2 stops

EYW3:07 pmKey West

$1,092

United Airlines

Jul 16

EYW4:00 pmKey West

57h 30m

2 stops

LHR6:30 amLondon Heathrow

Aug 6

LHR4:40 pmLondon Heathrow

25h 50m

2 stops

EYW1:30 pmKey West

$1,165

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Key WestLondon

EYW - LHR

EYWLHR

Key West

Tue 9/8

1:22 pm-6:50 am

1 stop12h 28m

London Heathrow

Thu 10/8

6:10 am-6:24 pm

2 stops17h 14m

$873

Key WestLondon

EYW - LHR

EYWLHR

Key West

Tue 9/8

11:26 am-6:55 am

1 stop14h 29m

London Heathrow

Thu 10/8

6:10 am-6:24 pm

2 stops17h 14m

$874

Quickest round-trip

Key WestLondon

EYW - LHR

EYWLHR

Key West

Tue 9/8

6:00 pm-1:15 pm

1 stop14h 15m

London Heathrow

Thu 10/8

11:15 am-7:43 pm

1 stop13h 28m

$894

Key WestGlasgow

EYW - GLA

EYWGLA

Key West

Mon 5/25

7:30 am-4:10 pm

2 stops27h 40m

Glasgow Intl

Thu 6/4

1:30 pm-5:23 pm

2 stops32h 53m

$939

Key WestLondon

EYW - LHR

EYWLHR

Key West

Mon 5/4

3:58 pm-10:45 pm

2 stops25h 47m

London Heathrow

Mon 5/11

6:45 pm-10:58 pm

2 stops33h 13m

$965

Key WestLondon

EYW - LHR

EYWLHR

Key West

Mon 5/4

7:33 am-6:25 am

1 stop17h 52m

London Heathrow

Mon 5/11

8:55 pm-5:23 pm

2 stops25h 28m

$972

Key WestLondon

EYW - LHR

EYWLHR

Key West

Mon 5/4

4:47 pm-11:35 am

1 stop13h 48m

London Heathrow

Mon 5/11

8:00 am-3:07 pm

1 stop36h 07m

$1,011

Key WestLondon

EYW - LGW

EYWLGW

Key West

Mon 5/4

3:58 pm-10:50 am

2 stops37h 52m

London Gatwick

Mon 5/11

8:40 pm-10:58 pm

2 stops31h 18m

$1,016

Key WestLondon

EYW - LHR

EYWLHR

Key West

Mon 4/27

7:33 am-6:25 am

1 stop17h 52m

London Heathrow

Tue 5/5

6:30 am-5:23 pm

2 stops15h 53m

$1,027

Key WestManchester

EYW - MAN

EYWMAN

Key West

Sun 5/17

2:49 pm-9:50 am

2 stops38h 01m

Manchester

Sun 5/24

10:35 am-3:07 pm

2 stops57h 32m

$1,493

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first

How to get the cheapest flight ticket from Key West to United Kingdom

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

Prices

Airlines

Can stopping save me money on Key West to United Kingdom flights?

You could potentially save up to 17% on your flight if you consider stops on a Key West to United Kingdom flight.

Cheap Key West to United Kingdom flight deals and tips

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

Fastest flight time	13h 00m
Direct flights	None

The fastest flight from Key West to United Kingdom takes 13h 00m

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

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Frequently asked questions about flying from Key West to the United Kingdom

When did momondo last update prices for flights from Key West Airport to United Kingdom?
Prices for flights from Key West Airport to United Kingdom refresh daily.
How old do you have to be to fly from Key West Airport to United Kingdom?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Key West Airport to United Kingdom.
What documentation or ID do you need to fly to United Kingdom?
The travel and health documents required for your trip to United Kingdom can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United Kingdom. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Key West to United Kingdom?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Key West to United Kingdom. momondo saves you time and could save you money on your trip.

Can I find flights from Key West to United Kingdom with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to United Kingdom from Key West with this policy.

How can momondo help me find flights from Key West to United Kingdom?

momondo helps you find the best flight between Key West and United Kingdom by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Key West to United Kingdom right now. Can momondo alert me if prices change?

If you are simply researching potential flights to United Kingdom, momondo offers a useful price alert feature which will track prices for flights to United Kingdom from Key West and alert you when they change.