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Cheap flights from the United Kingdom to Key West from $533

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from the United Kingdom to Key West

Recent round-trip flight deals from the United Kingdom to Key West

Enter your travel dates to find the best prices.
United Airlines Logo
7:45 am - 1:29 pmLHR  London Heathrow-EYW Key West
34h 44m1 stop Newark
United Airlines Logo
4:00 pm - 11:25 amEYW  Key West-LHR London Heathrow
38h 25m2 stops Chicago O'Hare Intl Newark
$668United Airlines
Fri, Oct 9 - Sat, Oct 24
United Airlines Logo
6:00 pm - 1:29 pmLHR  London Heathrow-EYW Key West
24h 29m1 stop Newark
United Airlines Logo
4:00 pm - 1:00 pmEYW  Key West-LHR London Heathrow
16h 00m1 stop Chicago O'Hare Intl
$670United Airlines
Fri, Oct 9 - Sat, Oct 24
United Airlines Logo
4:00 pm - 1:29 pmLHR  London Heathrow-EYW Key West
26h 29m1 stop Newark
United Airlines Logo
4:00 pm - 9:25 amEYW  Key West-LHR London Heathrow
36h 25m2 stops Chicago O'Hare Intl Newark
$747United Airlines
Fri, Oct 9 - Sat, Oct 24
United Airlines Logo
6:50 am - 1:29 pmLHR  London Heathrow-EYW Key West
35h 39m2 stops Brussels Bruxelles-National Newark
United Airlines Logo
2:15 pm - 8:30 amEYW  Key West-LHR London Heathrow
37h 15m2 stops Newark Chicago O'Hare Intl
$751United Airlines
Tue, Oct 13 - Tue, Oct 20
United Airlines Logo
4:40 pm - 1:29 pmLHR  London Heathrow-EYW Key West
25h 49m2 stops Washington, D.C. Dulles Intl Newark
United Airlines Logo
4:00 pm - 9:25 amEYW  Key West-LHR London Heathrow
36h 25m2 stops Chicago O'Hare Intl Newark
$780United Airlines
Fri, Oct 9 - Sat, Oct 24
United Airlines Logo
8:00 am - 1:29 pmLHR  London Heathrow-EYW Key West
58h 29m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
4:00 pm - 1:00 pmEYW  Key West-LHR London Heathrow
16h 00m1 stop Chicago O'Hare Intl
$782United Airlines
Sat, Oct 10 - Sat, Oct 24
United Airlines Logo
8:30 am - 1:29 pmLHR  London Heathrow-EYW Key West
57h 59m2 stops Toronto Pearson Intl Newark
United Airlines Logo
4:00 pm - 9:35 pmEYW  Key West-LHR London Heathrow
24h 35m2 stops Chicago O'Hare Intl Newark
$790United Airlines
Sat, Oct 10 - Sat, Oct 24
United Airlines Logo
4:00 pm - 1:29 pmLHR  London Heathrow-EYW Key West
26h 29m1 stop Newark
United Airlines Logo
4:00 pm - 9:25 amEYW  Key West-LHR London Heathrow
36h 25m2 stops Chicago O'Hare Intl Newark
$803United Airlines
Fri, Oct 9 - Sat, Oct 24
Multiple Airlines Logo
2:00 pm - 10:19 amLGW  London Gatwick-EYW Key West
25h 19m1 stop Orlando
Multiple Airlines Logo
10:59 am - 10:00 amEYW  Key West-LGW London Gatwick
18h 01m1 stop Orlando
$813Multiple Airlines
Sun, Oct 11 - Sun, Oct 18
United Airlines Logo
8:00 am - 1:29 pmLHR  London Heathrow-EYW Key West
58h 29m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
4:00 pm - 1:00 pmEYW  Key West-LHR London Heathrow
16h 00m1 stop Chicago O'Hare Intl
$817United Airlines
Sat, Oct 10 - Sat, Oct 24

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United Airlines flights from United Kingdom to Key West

Our best United Airlines deals on United Kingdom to Key West flight tickets
United Airlines
Oct 9
LHR7:45 amLondon Heathrow
34h 44m
1 stop
EYW1:29 pmKey West
Oct 24
EYW4:00 pmKey West
38h 25m
2 stops
LHR11:25 amLondon Heathrow
$668
United Airlines
Oct 9
LHR4:00 pmLondon Heathrow
26h 29m
1 stop
EYW1:29 pmKey West
Oct 24
EYW4:00 pmKey West
36h 25m
2 stops
LHR9:25 amLondon Heathrow
$670
United Airlines
Oct 9
LHR6:00 pmLondon Heathrow
24h 29m
1 stop
EYW1:29 pmKey West
Oct 24
EYW4:00 pmKey West
16h 00m
1 stop
LHR1:00 pmLondon Heathrow
$747

Finnair flights from United Kingdom to Key West

Our best Finnair deals on United Kingdom to Key West flight tickets
Finnair
Oct 9
LHR8:10 pmLondon Heathrow
21h 53m
2 stops
EYW1:03 pmKey West
Oct 24
EYW1:43 pmKey West
16h 17m
2 stops
LHR11:00 amLondon Heathrow
$997
Finnair
Oct 10
LHR9:15 amLondon Heathrow
14h 34m
1 stop
EYW6:49 pmKey West
Oct 24
EYW5:28 pmKey West
14h 37m
1 stop
LHR1:05 pmLondon Heathrow
$1,072

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonKey West

LHR London Heathrow - EYW Key West

LHREYW

London Heathrow

Fri 10/9

7:45 am-1:29 pm

1 stop34h 44m

Key West

Sat 10/24

4:00 pm-11:25 am

2 stops38h 25m

$668
Quickest round-trip

LondonKey West

LHR London Heathrow - EYW Key West

LHREYW

London Heathrow

Fri 10/9

6:00 pm-1:29 pm

1 stop24h 29m

Key West

Sat 10/24

4:00 pm-1:00 pm

1 stop16h 00m

$670

LondonKey West

LHR London Heathrow - EYW Key West

LHREYW

London Heathrow

Fri 10/9

4:00 pm-1:29 pm

1 stop26h 29m

Key West

Sat 10/24

4:00 pm-9:25 am

2 stops36h 25m

$747

LondonKey West

LHR London Heathrow - EYW Key West

LHREYW

London Heathrow

Tue 10/13

6:50 am-1:29 pm

2 stops35h 39m

Key West

Tue 10/20

2:15 pm-8:30 am

2 stops37h 15m

$751

LondonKey West

LHR London Heathrow - EYW Key West

LHREYW

London Heathrow

Fri 10/9

4:40 pm-1:29 pm

2 stops25h 49m

Key West

Sat 10/24

4:00 pm-9:25 am

2 stops36h 25m

$780

LondonKey West

LHR London Heathrow - EYW Key West

LHREYW

London Heathrow

Sat 10/10

8:00 am-1:29 pm

2 stops58h 29m

Key West

Sat 10/24

4:00 pm-1:00 pm

1 stop16h 00m

$782

LondonKey West

LHR London Heathrow - EYW Key West

LHREYW

London Heathrow

Sat 10/10

8:30 am-1:29 pm

2 stops57h 59m

Key West

Sat 10/24

4:00 pm-9:35 pm

2 stops24h 35m

$790

LondonKey West

LHR London Heathrow - EYW Key West

LHREYW

London Heathrow

Fri 10/9

4:00 pm-1:29 pm

1 stop26h 29m

Key West

Sat 10/24

4:00 pm-9:25 am

2 stops36h 25m

$803

LondonKey West

LGW London Gatwick - EYW Key West

LGWEYW

London Gatwick

Sun 10/11

2:00 pm-10:19 am

1 stop25h 19m

Key West

Sun 10/18

10:59 am-10:00 am

1 stop18h 01m

$813

LondonKey West

LHR London Heathrow - EYW Key West

LHREYW

London Heathrow

Sat 10/10

8:00 am-1:29 pm

2 stops58h 29m

Key West

Sat 10/24

4:00 pm-1:00 pm

1 stop16h 00m

$817

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Key West from

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

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 month to fly to Key West?

In general, August is the cheapest month to fly from United Kingdom to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $591. If you are unable to visit Key West during the month of August, then departing from United Kingdom during the month September is also very affordable. Most momondo users find prices during this month for around $741.

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

You could potentially save up to 45% on your flight if you consider stops on a United Kingdom to Key West flight.

Cheap United Kingdom to Key West flight deals and tips

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

Best Price Found

$533

Fastest flight time

13h 16m

Direct flights

None
The best one-way flight to Key West from United Kingdom in the past 72 hours is $533. The best round-trip flight deal from United Kingdom to Key West found on momondo in the last 72 hours is $668.
The fastest flight from United Kingdom to Key West takes 13h 16m
There are no direct flights from United Kingdom to Key West. There are no popular flight routes from United Kingdom to Key West.
Search flight deals

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

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

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

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

    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 United Kingdom to Key West Airport.

  • What documentation or ID do you need to fly to Key West Airport?

    The travel and health documents required for your trip to Key West Airport 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 Key West Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Key West?

Book flights to Key West if you plan to visit one of these locations
Big Pine Key
Little Torch Key

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from United Kingdom to Key West. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from United Kingdom to Key West.

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

If you are not ready to book a flight from United Kingdom to Key West now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Key West and let you know when they change.

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