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

LEVEL is the most popular carrier operating from London to Florida Keys

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

As of October 2025, 96 flights take off from London and land in Florida Keys each week. The most common flight departure day for this route is Wed, with 25% of weekly flights taking off on this day.

Which airlines fly to Florida Keys?

Virgin Atlantic, British Airways and American Airlines are the top three most popular airlines that fly to Florida Keys from London according to our data. Virgin Atlantic is the first choice among our users, with 46% of people opting to fly with this airline when travelling to Florida Keys. Keep in mind that there are 3 different airlines that fly to Florida Keys on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from London to Florida Keys are updated daily.

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

As of October 2025, there are 20 operators available to choose from for flights from London to Florida Keys.

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

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 Florida Keys.

What documentation or ID do you need to fly to Florida Keys?

The travel and health documents you'll need for your trip to Florida Keys 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 Florida Keys. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£248 Cheap Flights from London to Florida Keys in 2025/26

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Find the cheapest flights from London to Florida Keys

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One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

06:40 - 18:35LHR-MIA

16h 55m2 stops

20:40 - 17:40MIA-LHR

16h 00m1 stop

£396Scandinavian Airlines

Find Deal

Sun, 1 Feb - Sun, 8 Feb

21:20 - 21:50LGW-MIA

29h 30m2 stops

23:35 - 09:50MIA-LGW

29h 15m1 stop

£396TAP AIR PORTUGAL

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Tue, 13 Jan - Fri, 30 Jan

20:35 - 20:55LHR-MIA

29h 20m1 stop

17:15 - 10:50MIA-LHR

12h 35m1 stop

£397Icelandair

Find Deal

Mon, 17 Nov - Wed, 3 Dec

07:45 - 18:51LCY-MIA

16h 06m2 stops

16:50 - 08:50MIA-LCY

11h 00m1 stop

£482Virgin Atlantic

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Thu, 27 Nov - Thu, 4 Dec

07:45 - 22:13LCY-MIA

19h 28m2 stops

15:42 - 16:35MIA-LCY

19h 53m2 stops

£490Virgin Atlantic

Find Deal

Fri, 21 Nov - Mon, 1 Dec

19:15 - 14:00LCY-MIA

23h 45m1 stop

15:35 - 08:50MIA-LCY

12h 15m1 stop

£507British Airways

Find Deal

Tue, 27 Jan - Tue, 17 Feb

11:25 - 23:56LHR-EYW

17h 31m2 stops

13:33 - 11:30EYW-LHR

16h 57m1 stop

£540British Airways

Find Deal

Thu, 29 Jan - Sun, 1 Feb

12:30 - 20:58LHR-EYW

13h 28m1 stop

18:08 - 08:05EYW-LHR

32h 57m2 stops

£550KLM

Find Deal

Tue, 23 Dec - Tue, 6 Jan

14:00 - 19:43LHR-EYW

34h 43m2 stops

07:10 - 06:50EYW-LHR

18h 40m2 stops

£592KLM

Find Deal

Tue, 23 Dec - Thu, 8 Jan

09:15 - 16:40LHR-EYW

12h 25m1 stop

17:22 - 06:55EYW-LHR

32h 33m1 stop

£634Finnair

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Wed, 8 Apr - Mon, 13 Apr

TAP AIR PORTUGAL flights from London to Florida Keys

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

TAP AIR PORTUGAL

13 Jan

LGW21:20London Gatwick

29h 30m

2 stops

MIA21:50Miami

30 Jan

MIA23:35Miami

29h 15m

1 stop

LGW09:50London Gatwick

£396

Find similar

TAP AIR PORTUGAL

9 Mar

LGW11:00London Gatwick

56h 50m

2 stops

MIA15:50Miami

25 Mar

MIA00:35Miami

29h 15m

1 stop

LGW09:50London Gatwick

£398

Find similar

TAP AIR PORTUGAL

11 Jan

LGW10:40London Gatwick

16h 25m

1 stop

MIA22:05Miami

25 Jan

MIA23:50Miami

29h 00m

1 stop

LGW09:50London Gatwick

£399

Find similar

Air Europa flights from London to Florida Keys

Our best Air Europa deals on London to Florida Keys flight tickets

Air Europa

25 Nov

LGW10:00London Gatwick

14h 30m

1 stop

MIA19:30Miami

26 Jan

MIA21:45Miami

30h 15m

1 stop

LGW09:00London Gatwick

£425

Find similar

Air Europa

5 Nov

LGW10:00London Gatwick

14h 30m

1 stop

MIA19:30Miami

25 Nov

MIA21:45Miami

13h 40m

1 stop

LGW16:25London Gatwick

£430

Find similar

Air Europa

22 Nov

LGW10:00London Gatwick

14h 30m

1 stop

MIA19:30Miami

1 Dec

MIA21:45Miami

13h 40m

1 stop

LGW16:25London Gatwick

£432

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Sun 1/2

06:40-18:35

2 stops16h 55m

Miami

Sun 8/2

20:40-17:40

1 stop16h 00m

£396

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Tue 13/1

21:20-21:50

2 stops29h 30m

Miami

Fri 30/1

23:35-09:50

1 stop29h 15m

£396

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Mon 17/11

20:35-20:55

1 stop29h 20m

Miami

Wed 3/12

17:15-10:50

1 stop12h 35m

£397

LondonMiami

LCY - MIA

LCYMIA

London City

Thu 27/11

07:45-18:51

2 stops16h 06m

Miami

Thu 4/12

16:50-08:50

1 stop11h 00m

£482

LondonMiami

LCY - MIA

LCYMIA

London City

Fri 21/11

07:45-22:13

2 stops19h 28m

Miami

Mon 1/12

15:42-16:35

2 stops19h 53m

£490

LondonMiami

LCY - MIA

LCYMIA

London City

Tue 27/1

19:15-14:00

1 stop23h 45m

Miami

Tue 17/2

15:35-08:50

1 stop12h 15m

£507

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Thu 29/1

11:25-23:56

2 stops17h 31m

Key West

Sun 1/2

13:33-11:30

1 stop16h 57m

£540

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Tue 23/12

12:30-20:58

1 stop13h 28m

Key West

Tue 6/1

18:08-08:05

2 stops32h 57m

£550

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Tue 23/12

14:00-19:43

2 stops34h 43m

Key West

Thu 8/1

07:10-06:50

2 stops18h 40m

£592

LondonKey West

LHR - EYW

LHREYW

London Heathrow

Wed 8/4

09:15-16:40

1 stop12h 25m

Key West

Mon 13/4

17:22-06:55

1 stop32h 33m

£634

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 London to Florida Keys

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 Florida Keys?

The cheapest month to fly to Florida Keys from London is in September. Flight prices, which tend to average around £408, are often lower during this time because this is during the off-season. The month of May is another great option to travel to Florida Keys, with average flight prices from London averaging around £440.

What is the cheapest day to depart on your flight to Florida Keys?

The cheapest day to depart from London to Florida Keys is on a Wednesday. Travellers who choose to depart for Florida Keys on a Wednesday will often find tickets for as low as £572. On the other hand, Sunday is the most expensive day to depart from London because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £686.

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

Our most recent data shows that the best time of day to fly to Florida Keys is in the evening. Flights from London to Florida Keys during this time can be as low as £543. Flights in the morning are often more expensive, with an average ticket price of £635.

How far in advance should I book a flight to Florida Keys?

You are more likely to see cheaper flights to Florida Keys from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Florida Keys for around £542 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Florida Keys from London for as low as £502 on momondo.

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

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

Cheap London to Florida Keys flight deals and tips

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

Fastest flight time	9h 30m
Direct flights	Every day
Airports in Florida Keys	1 airport

The fastest flight from London to Florida Keys takes 9h 30m

Direct flights go from London to Florida Keys every day.

There is 1 airport near Florida Keys: Miami (MIA)

Search flight deals

When did momondo last update prices for flights from London to Florida Keys?
Prices for flights from London to Florida Keys are updated daily.
How many operators does momondo search for flights from London to Florida Keys?
As of October 2025, there are 20 operators available to choose from for flights from London to Florida Keys.
How old do you have to be to fly from London to Florida Keys?
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 Florida Keys.
What documentation or ID do you need to fly to Florida Keys?
The travel and health documents you'll need for your trip to Florida Keys 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 Florida Keys. 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 London to Florida Keys?
momondo data reveals that the most frequently booked plane model on the route from London to Florida Keys is Boeing 787-9 Dreamliner, representing 16.67% of all bookings. The subsequent popular models are Airbus A350-1000 at 16.41%, Boeing 777 at 12.99%, and Boeing 777-300ER at 7.90%.

Best airlines flying from London to Florida Keys

Compare and see reviews for airlines that fly from London to Florida Keys with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £457	Free Cancellation	Rating 6.7 7,487 reviews	Search British Airways flights
Virgin Atlantic	PriceFrom £491	Free Cancellation	Rating 7.5 670 reviews	Search Virgin Atlantic flights
American Airlines	PriceFrom £524	Free Cancellation	Rating 7.2 11,030 reviews	Search American Airlines flights

Why use momondo?

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

It is quick and easy to find London to Florida Keys 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 Florida Keys that suits you.

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

momondo does allow users to show only those flights to Florida Keys from London which offer a flexible booking policy as well as other useful filters and features.

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

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

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

Yes. momondo can track prices for London to Florida Keys flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.