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

Prices for flights from London to Key West Airport are refreshed on a daily basis.

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

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 London 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.

$568 Cheap Flights from London to Key West in 2025

Q: What is the typical price of a round-trip flight between London and Key West?

Prices are currently low for flights on this route. Typical prices usually range from $784 to $1,198. The lowest price recently found on this route was $609.

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Find the cheapest flights from London to Key West

Round-trip

One-way

Cheap round-trip flights

6:05 am - 7:29 pmLHR-EYW

18h 24m2 stops

1:45 pm - 8:15 amEYW-LHR

13h 30m1 stop

$609British Airways

Find Deal

Fri, Nov 7 - Fri, Nov 14

6:05 am - 7:29 pmLHR-EYW

18h 24m2 stops

1:45 pm - 9:15 amEYW-LHR

14h 30m2 stops

$616British Airways

Find Deal

Fri, Nov 7 - Fri, Nov 14

6:15 am - 6:59 pmLHR-EYW

17h 44m2 stops

6:17 pm - 12:30 pmEYW-LHR

13h 13m1 stop

$647American Airlines

Find Deal

Sat, Sep 13 - Sat, Sep 20

9:15 am - 6:59 pmLHR-EYW

14h 44m2 stops

2:55 pm - 9:05 amEYW-LHR

13h 10m1 stop

$676American Airlines

Find Deal

Thu, Sep 11 - Thu, Sep 18

6:30 am - 8:07 pmLHR-EYW

18h 37m2 stops

11:50 am - 11:25 amEYW-LHR

18h 35m2 stops

$703Delta

Find Deal

Thu, Sep 11 - Thu, Sep 18

9:35 am - 8:07 pmLHR-EYW

15h 32m2 stops

2:00 pm - 11:25 amEYW-LHR

16h 25m2 stops

$767Delta

Find Deal

Sat, Sep 13 - Sat, Sep 20

2:00 pm - 11:52 amLGW-EYW

26h 52m1 stop

8:55 am - 7:55 amEYW-LGW

18h 00m2 stops

$855

Find Deal

Thu, Sep 11 - Thu, Sep 18

4:40 pm - 12:41 pmLHR-EYW

25h 01m2 stops

3:50 pm - 6:55 amEYW-LHR

34h 05m2 stops

$874United Airlines

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Sat, Aug 16 - Sun, Sep 7

4:40 pm - 12:41 pmLHR-EYW

25h 01m2 stops

3:50 pm - 6:55 amEYW-LHR

34h 05m2 stops

$876United Airlines

Find Deal

Sat, Aug 16 - Sun, Sep 7

8:45 am - 2:01 pmLCY-EYW

34h 16m3 stops

3:50 pm - 4:25 pmEYW-LCY

19h 35m2 stops

$973

Find Deal

Thu, Sep 11 - Thu, Sep 18

Delta flights from London to Key West

Our best Delta deals on London to Key West flight tickets

Delta

Sep 11

LHR6:30 amLondon Heathrow

18h 37m

2 stops

EYW8:07 pmKey West

Sep 18

EYW11:50 amKey West

18h 35m

2 stops

LHR11:25 amLondon Heathrow

$703

Find similar

Delta

Sep 13

LHR9:35 amLondon Heathrow

15h 32m

2 stops

EYW8:07 pmKey West

Sep 20

EYW2:00 pmKey West

16h 25m

2 stops

LHR11:25 amLondon Heathrow

$767

Find similar

Delta

Nov 13

LCY7:45 amLondon City

16h 59m

2 stops

EYW7:44 pmKey West

Nov 17

EYW6:00 pmKey West

17h 35m

2 stops

LCY4:35 pmLondon City

$771

Find similar

American Airlines flights from London to Key West

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

American Airlines

Sep 13

LHR6:15 amLondon Heathrow

17h 44m

2 stops

EYW6:59 pmKey West

Sep 20

EYW6:17 pmKey West

13h 13m

1 stop

LHR12:30 pmLondon Heathrow

$647

Find similar

American Airlines

Sep 11

LHR9:15 amLondon Heathrow

14h 44m

2 stops

EYW6:59 pmKey West

Sep 18

EYW2:55 pmKey West

13h 10m

1 stop

LHR9:05 amLondon Heathrow

$676

Find similar

American Airlines

Aug 16

LHR8:10 pmLondon Heathrow

20h 48m

2 stops

EYW11:58 amKey West

Sep 7

EYW12:50 pmKey West

15h 15m

1 stop

LHR9:05 amLondon Heathrow

$866

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Fri 11/7

6:05 am-7:29 pm

2 stops18h 24m

Key West

Fri 11/14

1:45 pm-8:15 am

1 stop13h 30m

$609

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Fri 11/7

6:05 am-7:29 pm

2 stops18h 24m

Key West

Fri 11/14

1:45 pm-9:15 am

2 stops14h 30m

$616

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Sat 9/13

6:15 am-6:59 pm

2 stops17h 44m

Key West

Sat 9/20

6:17 pm-12:30 pm

1 stop13h 13m

$647

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Thu 9/11

9:15 am-6:59 pm

2 stops14h 44m

Key West

Thu 9/18

2:55 pm-9:05 am

1 stop13h 10m

$676

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Thu 9/11

6:30 am-8:07 pm

2 stops18h 37m

Key West

Thu 9/18

11:50 am-11:25 am

2 stops18h 35m

$703

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Sat 9/13

9:35 am-8:07 pm

2 stops15h 32m

Key West

Sat 9/20

2:00 pm-11:25 am

2 stops16h 25m

$767

LondonKey West

LGW - EYW

LGWEYW

London Gatwick

Thu 9/11

2:00 pm-11:52 am

1 stop26h 52m

Key West

Thu 9/18

8:55 am-7:55 am

2 stops18h 00m

$855

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Sat 8/16

4:40 pm-12:41 pm

2 stops25h 01m

Key West

Sun 9/7

3:50 pm-6:55 am

2 stops34h 05m

$874

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Sat 8/16

4:40 pm-12:41 pm

2 stops25h 01m

Key West

Sun 9/7

3:50 pm-6:55 am

2 stops34h 05m

$876

LondonKey West

LCY - EYW

LCYEYW

London City

Thu 9/11

8:45 am-2:01 pm

3 stops34h 16m

Key West

Thu 9/18

3:50 pm-4:25 pm

2 stops19h 35m

$973

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from London 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 typical price of a round-trip flight between London and Key West?

What is the cheapest month to fly to Key West?

In general, September is the cheapest month to fly from London to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $640. If you are unable to visit Key West during the month of September, then departing from London during the month February is also very affordable. Most momondo users find prices during this month for around $697.

When to book flights from London to Key West

Are you open to changing your travel dates? Check out the ideal times to fly from London to Key West according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap London to Key West (LON to EYW) flight deals and tips

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

Best Price Found	$609
Fastest flight time	12h 28m
Direct flights	None
Airports in Key West	1 airport

The best flight deal from London to Key West found on momondo in the last 72 hours is $609

The fastest flight from London to Key West takes 12h 28m

There are no direct flights from London to Key West. Popular non-direct routes for this connection are London Gatwick Airport - Key West Airport, London Heathrow Airport - Key West Airport and London City Airport - Key West Airport.

There is 1 airport near Key West: Key West (EYW)

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How far is London to Key West by plane?
The distance between London and Key West is about 4555.0 mi. In terms of flight time, this usually takes a little over 12h 28m.
When did momondo last update prices for flights from London to Key West Airport?
Prices for flights from London to Key West Airport are refreshed on a daily basis.
How old do you have to be to fly from London to Key West Airport?
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 London 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.

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Why use momondo?

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

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

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

Yes. All flights to Key West from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for London to Key West 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 London to Key West right now. Can momondo alert me if prices change?

Price alerts on flights to Key West from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.