How long is the flight from United Kingdom to Florida Keys?

The flight from United Kingdom to Florida Keys depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from London Heathrow (a popular airport in United Kingdom) to Kastrup Copenhagen (the most popular airport in Florida Keys), then the flight time is 1h 45m on average. If you fly from Manchester (another popular airport in United Kingdom) to Kastrup Copenhagen, then the average flight time is 1h 50m.

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Recent flights found to popular cities in Florida Keys

Find flights to these popular cities in Florida Keys from your nearest airport.

Flights to Miami

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TAP AIR PORTUGAL

30 Apr

LHR

13h 30m

1 stop

MIA

8 May

MIA

16h 40m

1 stop

LHR

£387

Multiple Airlines

13 Apr

LTN

17h 55m

1 stop

MIA

17 Apr

MIA

15h 20m

1 stop

LTN

£387

TAP AIR PORTUGAL

28 Apr

LHR

13h 30m

1 stop

MIA

6 May

MIA

13h 10m

1 stop

LHR

£388

Multiple Airlines

15 Apr

EDI

19h 15m

1 stop

MIA

22 Apr

MIA

21h 00m

1 stop

EDI

£391

British Airways

28 Apr

LHR

9h 40m

MIA

6 May

MIA

8h 55m

LHR

£392

British Airways

28 Apr

LHR

9h 40m

MIA

11 May

MIA

8h 55m

LHR

£397

British Airways

29 Apr

LHR

9h 40m

MIA

7 May

MIA

8h 55m

LHR

£398

British Airways

5 May

LHR

9h 35m

MIA

11 May

MIA

8h 55m

LHR

£399

TAP AIR PORTUGAL

2 May

LHR

13h 30m

1 stop

MIA

6 May

MIA

15h 15m

1 stop

LHR

£400

TAP AIR PORTUGAL

30 Apr

LHR

13h 30m

1 stop

MIA

6 May

MIA

15h 15m

1 stop

LHR

£400

United Airlines

28 Apr

LHR

16h 40m

1 stop

MIA

11 May

MIA

11h 55m

1 stop

LHR

£401

Air Europa

1 May

LGW

13h 45m

1 stop

MIA

7 May

MIA

13h 55m

1 stop

LGW

£407

Flights to Key West

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British Airways

14 Apr

LHR

20h 08m

2 stops

EYW

21 Apr

EYW

18h 41m

1 stop

LHR

£487

British Airways

21 Apr

LHR

21h 43m

2 stops

EYW

28 Apr

EYW

12h 02m

1 stop

LHR

£488

British Airways

14 Apr

LHR

20h 08m

2 stops

EYW

21 Apr

EYW

17h 37m

2 stops

LHR

£498

British Airways

14 Apr

LHR

15h 43m

1 stop

EYW

21 Apr

EYW

14h 07m

1 stop

LHR

£507

British Airways

21 Apr

LHR

12h 23m

1 stop

EYW

28 Apr

EYW

12h 02m

1 stop

LHR

£507

British Airways

22 Apr

LHR

21h 28m

2 stops

EYW

29 Apr

EYW

16h 36m

1 stop

LHR

£515

British Airways

23 Apr

LHR

12h 23m

1 stop

EYW

30 Apr

EYW

20h 11m

1 stop

LHR

£532

British Airways

19 Apr

LHR

18h 43m

2 stops

EYW

26 Apr

EYW

12h 02m

1 stop

LHR

£534

British Airways

22 Apr

LHR

15h 43m

1 stop

EYW

29 Apr

EYW

14h 31m

1 stop

LHR

£535

United Airlines

21 Apr

LHR

29h 41m

1 stop

EYW

28 Apr

EYW

11h 18m

1 stop

LHR

£536

United Airlines

22 Apr

LHR

29h 59m

2 stops

EYW

29 Apr

EYW

21h 18m

2 stops

LHR

£537

Lufthansa

21 Apr

LHR

29h 42m

2 stops

EYW

28 Apr

EYW

22h 03m

2 stops

LHR

£547

Find the cheapest flights from the United Kingdom to Florida Keys

Round-trip

One-way

Last minute

Direct

Recent return flight deals from the United Kingdom to Florida Keys

Enter your travel dates to find the best prices.

06:00 - 14:30

LHR

MIA

13h 30m

1 stop

00:20 - 22:00

MIA

LHR

16h 40m

1 stop

£387TAP AIR PORTUGAL

Thu, 30 Apr - Fri, 8 May

07:05 - 20:00

LTN

MIA

17h 55m

1 stop

21:45 - 18:05

MIA

LTN

15h 20m

1 stop

£387Multiple Airlines

Mon, 13 Apr - Fri, 17 Apr

06:00 - 14:30

LHR

MIA

13h 30m

1 stop

03:50 - 22:00

MIA

LHR

13h 10m

1 stop

£388TAP AIR PORTUGAL

Tue, 28 Apr - Wed, 6 May

15:35 - 20:15

LHR

MIA

9h 40mdirect

22:40 - 12:35

MIA

LHR

8h 55mdirect

£392British Airways

Tue, 28 Apr - Wed, 6 May

15:35 - 20:15

LHR

MIA

9h 40mdirect

17:00 - 06:55

MIA

LHR

8h 55mdirect

£397British Airways

Tue, 28 Apr - Mon, 11 May

11:05 - 22:45

LHR

MIA

16h 40m

1 stop

14:20 - 07:15

MIA

LHR

11h 55m

1 stop

£401United Airlines

Tue, 28 Apr - Mon, 11 May

09:15 - 17:30

LCY

MIA

13h 15m

1 stop

19:40 - 12:35

MIA

LCY

11h 55m

1 stop

£504SWISS

Mon, 13 Apr - Tue, 21 Apr

19:15 - 14:15

LCY

MIA

24h 00m

1 stop

19:40 - 12:35

MIA

LCY

11h 55m

1 stop

£505SWISS

Mon, 13 Apr - Mon, 27 Apr

13:30 - 00:54

GLA

MIA

16h 24m

2 stops

11:00 - 08:25

MIA

GLA

16h 25m

2 stops

£579KLM

Wed, 15 Apr - Wed, 22 Apr

09:10 - 21:50

GLA

MIA

17h 40m

2 stops

11:18 - 08:25

MIA

GLA

16h 07m

2 stops

£588KLM

Tue, 21 Apr - Tue, 28 Apr

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Thu 30/4

06:00-14:30

1 stop13h 30m

Miami

Fri 8/5

00:20-22:00

1 stop16h 40m

£387

LondonMiami

LTN - MIA

LTNMIA

London Luton

Mon 13/4

07:05-20:00

1 stop17h 55m

Miami

Fri 17/4

21:45-18:05

1 stop15h 20m

£387

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Tue 28/4

06:00-14:30

1 stop13h 30m

Miami

Wed 6/5

03:50-22:00

1 stop13h 10m

£388

Fastest return journey

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Tue 28/4

15:35-20:15

Nonstop9h 40m

Miami

Wed 6/5

22:40-12:35

Nonstop8h 55m

£392

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Tue 28/4

15:35-20:15

Nonstop9h 40m

Miami

Mon 11/5

17:00-06:55

Nonstop8h 55m

£397

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Tue 28/4

11:05-22:45

1 stop16h 40m

Miami

Mon 11/5

14:20-07:15

1 stop11h 55m

£401

LondonMiami

LCY - MIA

LCYMIA

London City

Mon 13/4

09:15-17:30

1 stop13h 15m

Miami

Tue 21/4

19:40-12:35

1 stop11h 55m

£504

LondonMiami

LCY - MIA

LCYMIA

London City

Mon 13/4

19:15-14:15

1 stop24h 00m

Miami

Mon 27/4

19:40-12:35

1 stop11h 55m

£505

GlasgowMiami

GLA - MIA

GLAMIA

Glasgow Intl

Wed 15/4

13:30-00:54

2 stops16h 24m

Miami

Wed 22/4

11:00-08:25

2 stops16h 25m

£579

GlasgowMiami

GLA - MIA

GLAMIA

Glasgow Intl

Tue 21/4

09:10-21:50

2 stops17h 40m

Miami

Tue 28/4

11:18-08:25

2 stops16h 07m

£588

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Florida Keys flights insights and trends

Explore insights for your Florida Keys flight to craft the best travel plan

Prices

Airlines

Other information

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

The cheapest day to depart from United Kingdom 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 £555. On the other hand, Sunday is the most expensive day to depart from United Kingdom because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £649.

Cheapest flights to cities in Florida Keys

Click on the cities below to find out when it's cheapest to fly to Florida Keys from United Kingdom

Miami

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Cheap Florida Keys flight deals and tips

Summary info about Florida Keys flight prices, duration and airlines

Best One-Way Price	£250
Best Round-Trip Price	£387
Fastest flight time	13h 10m
Popular in	August

The best one-way flight price to Florida Keys from United Kingdom in the last 72 hours is £250 (Manchester to Miami).

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The best round-trip flight price to Florida Keys from United Kingdom in the last 72 hours is £387 (London Heathrow to Miami).

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The fastest flight to Florida Keys from United Kingdom takes 13h 10m (London City to Miami).

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August has the highest demand for flights to Florida Keys, with a 7% price increase on average.

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Frequently asked questions about flying to Florida Keys

Which airlines fly to Florida Keys?

Virgin Atlantic is the most popular airline offering flights to Florida Keys, with 57% of our users opting to fly with them when travelling to Florida Keys. Other popular options include British Airways and American Airlines. There are a total of 3 different airlines flying to Florida Keys.

What is the best day of the week to fly to Florida Keys?

The best day to take a flight to Florida Keys is on Wednesday, followed by Tuesday. Wednesday and Tuesday tend to have the lowest flight prices to Florida Keys. If your travel dates are flexible, then try to avoid booking on a Sunday, which is known for being the most expensive day of the week to fly to Florida Keys.

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

Prices for flights to Florida Keys were last updated today.

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

As of March 2026, there are 4 operators available to choose from for flights to Florida Keys.

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

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 to Florida Keys.

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

The required travel and health documents for your Florida Keys trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Florida Keys. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

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

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

Yes. All flights to Florida Keys on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights to Florida Keys?

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 to Florida Keys.

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

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