How many flights depart from Florida Keys to London on average per week?

As of December 2025, 196 flights take off from Florida Keys and land in London each week. The most common flight departure day for this route is Thu, with 16% of weekly flights taking off on this day.

What is the cheapest airline that flies from Florida Keys to London?

TAP AIR PORTUGAL, Air Canada, and LEVEL are the most popular carriers operating from Florida Keys to London

When did momondo last update prices for flights from Florida Keys to London?

Prices for flights from Florida Keys to London were last updated today.

How many operators does momondo search for flights from Florida Keys to London?

As of December 2025, there are 8 operators available to choose from for flights from Florida Keys to London.

How old do you have to be to fly from Florida Keys to London?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Florida Keys to London.

What documentation or ID do you need to fly to London?

The travel and health documents you'll need for your trip to London may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£273 Cheap Flights from Florida Keys to London in 2025/26

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Find the cheapest flights from Florida Keys to London

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One-way

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Cheap return flights

Enter your travel dates to find the best prices.

13:06 - 10:00

EYW

LGW

15h 54m1 stop

14:00 - 13:30

LGW

EYW

28h 30m2 stops

£414Multiple Airlines

Mon, 26 Jan - Thu, 29 Jan

13:06 - 10:00

EYW

LGW

15h 54m1 stop

14:00 - 12:26

LGW

EYW

27h 26m1 stop

£421Multiple Airlines

Mon, 26 Jan - Thu, 29 Jan

13:06 - 10:00

EYW

LGW

15h 54m1 stop

14:00 - 11:56

LGW

EYW

50h 56m2 stops

£430Multiple Airlines

Mon, 26 Jan - Fri, 30 Jan

23:35 - 17:30

MIA

LHR

12h 55m1 stop

06:00 - 14:50

LHR

MIA

13h 50m1 stop

£438TAP AIR PORTUGAL

Wed, 14 Jan - Wed, 21 Jan

23:35 - 10:00

MIA

LGW

29h 25m2 stops

16:35 - 14:50

LGW

MIA

27h 15m1 stop

£438TAP AIR PORTUGAL

Wed, 14 Jan - Mon, 19 Jan

20:50 - 13:00

MIA

LHR

12h 10m1 stop

06:00 - 15:40

LHR

MIA

13h 40m1 stop

£438SWISS

Mon, 9 Mar - Thu, 19 Mar

19:50 - 17:50

MIA

LGW

17h 00m1 stop

09:25 - 17:30

LGW

MIA

13h 05m1 stop

£439SWISS

Mon, 9 Feb - Sun, 15 Feb

07:10 - 07:50

EYW

LHR

19h 40m1 stop

06:30 - 19:40

LHR

EYW

18h 10m2 stops

£467KLM

Sun, 25 Jan - Mon, 2 Feb

19:45 - 08:35

EYW

LHR

31h 50m1 stop

06:00 - 23:56

LHR

EYW

22h 56m2 stops

£469British Airways

Sun, 1 Feb - Tue, 10 Feb

13:36 - 11:30

EYW

LHR

16h 54m1 stop

11:15 - 23:56

LHR

EYW

16h 41m1 stop

£486British Airways

Wed, 4 Mar - Wed, 11 Mar

TAP AIR PORTUGAL flights from Florida Keys to London

Our best TAP AIR PORTUGAL deals on Florida Keys to London flight tickets

TAP AIR PORTUGAL

14 Jan

MIA23:35Miami

12h 55m

1 stop

LHR17:30London Heathrow

21 Jan

LHR06:00London Heathrow

13h 50m

1 stop

MIA14:50Miami

£438

Find similar

TAP AIR PORTUGAL

19 Jan

MIA16:35Miami

15h 05m

1 stop

LHR12:40London Heathrow

2 Feb

LHR06:00London Heathrow

13h 50m

1 stop

MIA14:50Miami

£439

Find similar

TAP AIR PORTUGAL

9 Feb

MIA16:35Miami

19h 55m

1 stop

LHR17:30London Heathrow

16 Feb

LHR13:40London Heathrow

30h 10m

1 stop

MIA14:50Miami

£441

Find similar

Finnair flights from Florida Keys to London

Our best Finnair deals on Florida Keys to London flight tickets

Finnair

25 Jan

MIA22:50Miami

8h 30m

LHR12:20London Heathrow

1 Feb

LHR12:10London Heathrow

10h 10m

MIA17:20Miami

£469

Find similar

Finnair

11 Jan

MIA18:00Miami

10h 40m

1 stop

LHR09:40London Heathrow

8 Feb

LHR11:15London Heathrow

10h 10m

MIA16:25Miami

£515

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Key WestLondon

EYW - LGW

EYWLGW

Key West

Mon 26/1

13:06-10:00

1 stop15h 54m

London Gatwick

Thu 29/1

14:00-13:30

2 stops28h 30m

£414

Key WestLondon

EYW - LGW

EYWLGW

Key West

Mon 26/1

13:06-10:00

1 stop15h 54m

London Gatwick

Thu 29/1

14:00-12:26

1 stop27h 26m

£421

Key WestLondon

EYW - LGW

EYWLGW

Key West

Mon 26/1

13:06-10:00

1 stop15h 54m

London Gatwick

Fri 30/1

14:00-11:56

2 stops50h 56m

£430

MiamiLondon

MIA - LHR

MIALHR

Miami

Wed 14/1

23:35-17:30

1 stop12h 55m

London Heathrow

Wed 21/1

06:00-14:50

1 stop13h 50m

£438

MiamiLondon

MIA - LGW

MIALGW

Miami

Wed 14/1

23:35-10:00

2 stops29h 25m

London Gatwick

Mon 19/1

16:35-14:50

1 stop27h 15m

£438

MiamiLondon

MIA - LHR

MIALHR

Miami

Mon 9/3

20:50-13:00

1 stop12h 10m

London Heathrow

Thu 19/3

06:00-15:40

1 stop13h 40m

£438

MiamiLondon

MIA - LGW

MIALGW

Miami

Mon 9/2

19:50-17:50

1 stop17h 00m

London Gatwick

Sun 15/2

09:25-17:30

1 stop13h 05m

£439

Key WestLondon

EYW - LHR

EYWLHR

Key West

Sun 25/1

07:10-07:50

1 stop19h 40m

London Heathrow

Mon 2/2

06:30-19:40

2 stops18h 10m

£467

Key WestLondon

EYW - LHR

EYWLHR

Key West

Sun 1/2

19:45-08:35

1 stop31h 50m

London Heathrow

Tue 10/2

06:00-23:56

2 stops22h 56m

£469

Key WestLondon

EYW - LHR

EYWLHR

Key West

Wed 4/3

13:36-11:30

1 stop16h 54m

London Heathrow

Wed 11/3

11:15-23:56

1 stop16h 41m

£486

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Florida Keys 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

Prices

Airlines

Other information

What is the cheapest month to fly to London?

The cheapest month to fly to London from Florida Keys is in February. Flight prices, which tend to average around £396, are often lower during this time because this is during the off-season. The month of March is another great option to travel to London, with average flight prices from Florida Keys averaging around £422.

What is the cheapest day to depart on your flight to London?

Our data shows that Tuesday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £465. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Florida Keys to London for around £601.

What is the cheapest time of day to depart on your flight to London?

The cheapest time of day to fly to London is in the afternoon when flights can be purchased for as low as £502. Flights in the evening are often more expensive, with an average ticket price of £538.

How far in advance should I book a flight to London?

You are more likely to see cheaper flights to London from Florida Keys when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £543 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Florida Keys for as low as £460 on momondo.

Can stopping save me money on Florida Keys to London flights?

No. A direct flight is the cheapest option for a flight between Florida Keys to London.

Cheap Florida Keys to London flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Florida Keys to London

Fastest flight time	8h 30m
Direct flights	Every day
Airports in London	6 airports

The fastest flight from Florida Keys to London takes 8h 30m

Direct flights go from Florida Keys to London every day.

There are 6 airports in London. From Florida Keys there are direct flights to London Heathrow (LHR).

Search flight deals

When did momondo last update prices for flights from Florida Keys to London?
Prices for flights from Florida Keys to London were last updated today.
How many operators does momondo search for flights from Florida Keys to London?
As of December 2025, there are 8 operators available to choose from for flights from Florida Keys to London.
How old do you have to be to fly from Florida Keys to London?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Florida Keys to London.
What documentation or ID do you need to fly to London?
The travel and health documents you'll need for your trip to London may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Florida Keys to London?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Florida Keys to London is Airbus A320-100/200 (16.96% of total bookings). The next most popular plane models are Airbus A320neo (14.66%), Airbus A319 (14.65%), and Boeing 737-800 Passenger/BBJ2 (winglets) (13.07%).

Eastbourne

Milton Keynes

Luton

Gatwick

Maidstone

Slough

Southend-on-Sea

Canterbury

Ipswich

Ilford

Guildford

Hayes

Chelmsford

Dover

Worthing

Hounslow

Bedford

Colchester

Ramsgate

Folkestone

Why use momondo?

Why should I use momondo to find a flight deal from Florida Keys to London?

It is quick and easy to find Florida Keys to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

Can I find flights from Florida Keys to London with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to London from Florida Keys with this policy.

How can momondo help me find flights from Florida Keys to London?

momondo provides multiple filters to help you find the best flight to London from Florida Keys. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Florida Keys to London right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Florida Keys to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.