How long is the flight from London to Florida Keys?

There are many flights that can get you from London to Florida Keys in 16h 05m. Fly via United Airlines, LEVEL, or TAP AIR PORTUGAL to get the fastest option. Airlines will cover a distance of 4430 mi. This flight may include one or multiple stops.

What are the cheapest airlines to fly from London to Florida Keys one-way?

The cheapest airline one-way is TAP AIR PORTUGAL, with whom users have recently found tickets for as low as £183. However, be on the lookout for offers from Aer Lingus and Lufthansa, as they are both options that can get you from London to Florida Keys for a low price.

In terms of precipitation, rainfall in Florida Keys ranges from 41.0 - 252.0 inches per month. September is typically the wettest month, when rainfall can reach 252.0 mm. January is typically the driest time to visit Florida Keys when rainfall is around 41.0 mm.

If weather is an important factor for your trip to Florida Keys, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 20.0 C).

What are the most popular routes from London to Florida Keys?

While some choose either London Gatwick - Miami or London City - Miami, London Heathrow - Miami is the most popular route from London to Florida Keys.

What are the most popular airlines that fly from London to Florida Keys?

Consider Virgin Atlantic, British Airways or American Airlines when booking your flight. These represent the most popular airlines when flying from London to Florida Keys.

What is the cheapest time of day to fly from LON to EOA?

When flying from London to Florida Keys, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from London to Florida Keys that include hotel bookings?

Yes. In addition to deals on London to Florida Keys flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from London to Florida Keys?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Florida Keys.

Can I find deals for business class flights from London to Florida Keys?

Yes. Cheapflights offers flight deals from London to Florida Keys by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£361+ Cheap Flights from London to Florida Keys

Cheap flight deals from London to Florida Keys

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from London to Florida Keys
Explore the most affordable flight options available from London to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 August 2026.

Mon 21/914:45 -

1 stop29h 00m

Wed 7/1018:05 -

Nonstop9h 00m

Deal found 14/8£474

Wed 25/1110:05 -

2 stops33h 45m

Sun 29/1116:50 -

2 stops19h 10m

Deal found 15/8£474

Mon 14/908:40 -

1 stop35h 05m

Fri 9/1020:10 -

1 stop20h 15m

Deal found 15/8£474

Thu 17/920:35 -

1 stop28h 25m

Mon 21/922:00 -

1 stop31h 15m

Deal found 15/8£474

Mon 16/1116:00 -

2 stops27h 50m

Mon 23/1116:50 -

2 stops22h 30m

Deal found 17/8£475

Mon 14/919:40 -

1 stop28h 40m

Thu 8/1021:35 -

1 stop19h 35m

Deal found 16/8£475

Wed 23/909:55 -

1 stop15h 05m

Wed 30/922:00 -

1 stop30h 10m

Deal found 15/8£475

Sun 4/1014:55 -

1 stop34h 05m

Fri 23/1022:00 -

1 stop31h 20m

Deal found 16/8£475

Mon 23/1113:15 -

2 stops30h 35m

Mon 30/1116:50 -

2 stops22h 30m

Deal found 17/8£476

Fri 25/905:40 -

2 stops21h 15m

Mon 12/1016:20 -

2 stops20h 45m

Deal found 15/8£476

Wed 14/1016:45 -

2 stops26h 50m

Wed 21/1016:20 -

2 stops17h 25m

Deal found 15/8£476

Sat 14/1108:30 -

2 stops35h 20m

Sat 28/1116:50 -

2 stops16h 55m

Deal found 16/8£477

Best flights from London to Florida Keys
Discover carefully curated flight deals from London to Florida Keys that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 August 2026.

Thu 1/1006:50 -

2 stops21h 54m

Fri 2/1016:01 -

2 stops34h 24m

Deal found 16/8£482

Tue 15/912:45 -

2 stops36h 00m

Sat 3/1021:35 -

1 stop30h 50m

Deal found 14/8£496

Sun 20/921:45 -

1 stop27h 15m

Fri 9/1022:00 -

1 stop16h 00m

Deal found 16/8£496

Fri 22/110:40 -

1 stop16h 05m

Fri 29/116:50 -

2 stops34h 30m

Deal found 19/8£505

Tue 13/1010:00 -

1 stop13h 45m

Sun 25/1022:45 -

1 stop13h 40m

Deal found 17/8£508

Mon 21/919:00 -

1 stop24h 45m

Wed 7/1011:09 -

2 stops16h 41m

Deal found 16/8£518

Mon 21/910:55 -

Nonstop9h 55m

Wed 7/1011:47 -

1 stop13h 33m

Deal found 18/8£518

Sat 31/1015:35 -

Nonstop10h 25m

Sat 14/1123:20 -

Nonstop8h 45m

Deal found 17/8£530

Thu 14/111:25 -

1 stop14h 25m

Sun 7/212:20 -

1 stop13h 00m

Deal found 14/8£541

Mon 21/917:55 -

2 stops47h 19m

Wed 7/1013:15 -

2 stops22h 50m

Deal found 16/8£545

Sun 20/917:00 -

2 stops29h 23m

Tue 20/1018:10 -

2 stops34h 15m

Deal found 18/8£635

Tue 29/906:55 -

1 stop18h 45m

Tue 6/1010:45 -

1 stop25h 05m

Deal found 15/8£729

Mon 14/912:45 -

2 stops30h 50m

Sun 27/916:20 -

2 stops26h 00m

Deal found 14/8£505

Wed 9/909:55 -

1 stop15h 05m

Wed 23/922:00 -

1 stop30h 10m

Deal found 18/8£509

Fri 2/1006:50 -

2 stops17h 02m

Sun 18/1019:40 -

1 stop34h 40m

Deal found 14/8£520

Sat 24/1008:05 -

2 stops32h 48m

Sat 31/1012:45 -

2 stops39h 50m

Deal found 19/8£1,043

Mon 21/917:00 -

2 stops22h 27m

Thu 8/1020:10 -

1 stop14h 50m

Deal found 18/8£524

Mon 16/1115:35 -

Nonstop10h 25m

Tue 24/1117:10 -

Nonstop8h 20m

Deal found 15/8£526

Sun 17/110:00 -

1 stop14h 30m

Tue 9/221:45 -

1 stop13h 40m

Deal found 14/8£533

Sun 13/921:15 -

2 stops46h 20m

Tue 6/1016:20 -

2 stops23h 05m

Deal found 18/8£559

Thu 5/1107:45 -

1 stop16h 45m

Mon 9/1121:45 -

1 stop18h 05m

Deal found 17/8£515

Sun 27/906:50 -

2 stops17h 02m

Sat 10/1008:54 -

2 stops18h 41m

Deal found 18/8£522

Sun 18/1009:40 -

1 stop14h 24m

Wed 21/1018:05 -

Nonstop9h 00m

Deal found 14/8£533

Wed 20/110:00 -

1 stop14h 30m

Sun 7/221:45 -

1 stop13h 40m

Deal found 14/8£533

Thu 24/910:25 -

2 stops19h 30m

Fri 16/1020:10 -

1 stop14h 50m

Deal found 15/8£538

Mon 23/1106:15 -

2 stops18h 12m

Thu 26/1111:29 -

1 stop14h 16m

Deal found 14/8£607

Tue 10/1107:45 -

1 stop12h 10m

Fri 13/1116:55 -

1 stop11h 35m

Deal found 18/8£637

Sat 16/110:00 -

1 stop14h 30m

Tue 9/221:45 -

1 stop13h 40m

Deal found 14/8£533

Mon 11/115:35 -

Nonstop10h 25m

Fri 15/117:10 -

Nonstop8h 20m

Deal found 18/8£540

Sun 20/920:45 -

2 stops25h 05m

Tue 20/1016:55 -

1 stop10h 55m

Deal found 18/8£547

Find flight deals from London to Florida Keys

Round-trip from	£474
One-way from	£361
Popular in	August
Cheapest in	January
Average price	£634

Virgin Atlantic
21/9-7/10
1 total stop
38h 00m total
London to Florida Keys

Search Deals

7/12
1 total stop
35h 40m total
London to Florida Keys

Search Deals

Highest demand for flights based on searches. 3% potential increase in price (£16 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Thu 1/10

06:50-23:44

2 stops21h 54m

Miami

Fri 2/10

16:01-07:25

2 stops34h 24m

£482

LondonMiami

LTN London Luton - MIA Miami

LTNMIA

London Luton

Tue 15/9

12:45-19:45

2 stops36h 00m

Miami

Sat 3/10

21:35-09:25

1 stop30h 50m

£496

LondonMiami

LGW London Gatwick - MIA Miami

LGWMIA

London Gatwick

Sun 20/9

21:45-20:00

1 stop27h 15m

Miami

Fri 9/10

22:00-19:00

1 stop16h 00m

£496

LondonMiami

LGW London Gatwick - MIA Miami

LGWMIA

London Gatwick

Fri 22/1

10:40-21:45

1 stop16h 05m

Miami

Fri 29/1

16:50-08:20

2 stops34h 30m

£505

LondonMiami

LTN London Luton - MIA Miami

LTNMIA

London Luton

Mon 14/9

12:45-14:35

2 stops30h 50m

Miami

Sun 27/9

16:20-23:20

2 stops26h 00m

£505

LondonMiami

LGW London Gatwick - MIA Miami

LGWMIA

London Gatwick

Tue 13/10

10:00-18:45

1 stop13h 45m

Miami

Sun 25/10

22:45-16:25

1 stop13h 40m

£508

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Wed 9/9

09:55-20:00

1 stop15h 05m

Miami

Wed 23/9

22:00-09:10

1 stop30h 10m

£509

LondonMiami

LTN London Luton - MIA Miami

LTNMIA

London Luton

Thu 5/11

07:45-19:30

1 stop16h 45m

Miami

Mon 9/11

21:45-20:50

1 stop18h 05m

£515

LondonMiami

LCY London City - MIA Miami

LCYMIA

London City

Mon 21/9

19:00-14:45

1 stop24h 45m

Miami

Wed 7/10

11:09-08:50

2 stops16h 41m

£518

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Mon 21/9

10:55-15:50

Nonstop9h 55m

Miami

Wed 7/10

11:47-06:20

1 stop13h 33m

£518

Flights are sorted by cheapest return flights first.

Deals found on 19/8

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from London to Florida Keys

Have a flexible travel schedule? Discover the best time to fly to Florida Keys from London with our price prediction graph.

LHR-MIA

LTN-MIA

LGW-MIA

LCY-MIA

LGW-EYW

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to Florida Keys

LON-zzEOA

LHR-MIA

LTN-MIA

LGW-MIA

LCY-MIA

What is the cheapest month to book a flight from London to Florida Keys?

Currently, February is the cheapest month in which you can book a flight from London to Florida Keys (average of £489). Flying from London to Florida Keys in August is currently the most expensive (average of £636). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How far ahead should I book a flight from London to Florida Keys?

The best time to book flights from London to Florida Keys is 77 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Florida Keys

Read reviews from past customers who have flown with Finnair,Virgin Atlantic, andAmerican Airlines from London to Florida Keys. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Finnair

7.6

Good

1,427 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Jake,Jun 2026

RNO - SEA

Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.

Finnair

7.6

Good

1,427 reviews

Finnair

7.6

Good

1,427 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Jake,Jun 2026

RNO - SEA

Virgin Atlantic

7.4

Good

695 reviews

Finnair

7.6

Good

1,427 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Jake,Jun 2026

RNO - SEA

American Airlines

7.1

Good

11,969 reviews

Finnair

7.6

Good

1,427 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Jake,Jun 2026

RNO - SEA

Iberia

7.0

Good

3,259 reviews

Finnair

7.6

Good

1,427 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Jake,Jun 2026

RNO - SEA

British Airways

6.7

Okay

8,179 reviews

Finnair

7.6

Good

1,427 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Jake,Jun 2026

RNO - SEA

Related info for your journey

How long is the flight from London to Florida Keys?
There are many flights that can get you from London to Florida Keys in 16h 05m. Fly via United Airlines, LEVEL, or TAP AIR PORTUGAL to get the fastest option. Airlines will cover a distance of 4430 mi. This flight may include one or multiple stops.
What are the cheapest airlines to fly from London to Florida Keys one-way?
The cheapest airline one-way is TAP AIR PORTUGAL, with whom users have recently found tickets for as low as £183. However, be on the lookout for offers from Aer Lingus and Lufthansa, as they are both options that can get you from London to Florida Keys for a low price.
What are the most popular routes from London to Florida Keys?
While some choose either London Gatwick - Miami or London City - Miami, London Heathrow - Miami is the most popular route from London to Florida Keys.
Can I find deals for flights from London to Florida Keys that include hotel bookings?
Yes. In addition to deals on London to Florida Keys flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from London to Florida Keys?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Florida Keys.
Can I find deals for business class flights from London to Florida Keys?
Yes. Cheapflights offers flight deals from London to Florida Keys by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London to Florida Keys?
Currently, February is the cheapest month in which you can book a flight from London to Florida Keys (average of £489). Flying from London to Florida Keys in August is currently the most expensive (average of £636). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 2 airlines flying from London to Florida Keys

Airline	Cheapest	Average	Flexibility	On-time
Virgin Atlantic	Cheapest£466	Average£694	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
British Airways	Cheapest£484	Average£657	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Fly with Cheapflights

How does Cheapflights help users find flights from London to Florida Keys?

Cheapflights helps you search for flights from London to Florida Keys via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from London to Florida Keys?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from London to Florida Keys.

Can Cheapflights find flights from London to Florida Keys with no change fees?

Yes, we can. To see specific flights from London to Florida Keys with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from London to Florida Keys become cheaper?

Of course! You can now track prices for flights from London to Florida Keys and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Cheap flights from London to Florida Keys from £361

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Florida Keys

Cheapest flights from London to Florida KeysExplore the most affordable flight options available from London to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 August 2026.

Explore the most affordable flight options available from London to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 August 2026.

Best flights from London to Florida KeysDiscover carefully curated flight deals from London to Florida Keys that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 August 2026.

Discover carefully curated flight deals from London to Florida Keys that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 August 2026.

Direct flights from London to Florida KeysExplore direct flight options from London to Florida Keys based on user searches, and compare prices and availability for your desired travel dates. Data last updated 19 August 2026.

Explore direct flight options from London to Florida Keys based on user searches, and compare prices and availability for your desired travel dates. Data last updated 19 August 2026.

Last-minute flights from London to Florida KeysDiscover last-minute flight deals from London to Florida Keys. Data last updated 19 August 2026 and is based on user searches.

Discover last-minute flight deals from London to Florida Keys. Data last updated 19 August 2026 and is based on user searches.

One-way flights from London to Florida KeysSearch for one-way flight options from London to Florida Keys. Find affordable one-way fares based on user searches. Data last updated 19 August 2026.

Search for one-way flight options from London to Florida Keys. Find affordable one-way fares based on user searches. Data last updated 19 August 2026.

Find flight deals from London to Florida Keys

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from London to Florida Keys that are best for you.

Best time to book a flight from London to Florida Keys

Have a flexible travel schedule? Discover the best time to fly to Florida Keys from London with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from London to Florida Keys?

How far ahead should I book a flight from London to Florida Keys?

The best time to book flights from London to Florida Keys is 77 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Florida Keys

Read reviews from past customers who have flown with Finnair,Virgin Atlantic, andAmerican Airlines from London to Florida Keys. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from London to Florida Keys?

What are the cheapest airlines to fly from London to Florida Keys one-way?

What are the most popular routes from London to Florida Keys?

Can I find deals for flights from London to Florida Keys that include hotel bookings?

How can I find direct flights from London to Florida Keys?

Can I find deals for business class flights from London to Florida Keys?

What is the cheapest month to book a flight from London to Florida Keys?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London to Florida Keys

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Florida Keys by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from London to Florida Keys by cabin class

Find flights from London to Florida Keys, based on your preferred cabin class, be it economy, premium economy, business, or first class.

London and Florida Keys flights

Browse other London and Florida Keys flight options. Last updated on 19 August 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

London to Florida Keys flights

Consider these flights travelling from London to Florida Keys.

Top 2 airlines flying from London to Florida Keys

Fly with Cheapflights

How does Cheapflights help users find flights from London to Florida Keys?

Why should you use Cheapflights to find cheap flight tickets from London to Florida Keys?

Can Cheapflights find flights from London to Florida Keys with no change fees?

Can Cheapflights notify me if prices for flights from London to Florida Keys become cheaper?

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Travel Smart

Cheapest flights from London to Florida Keys
Explore the most affordable flight options available from London to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 August 2026.

Best flights from London to Florida Keys
Discover carefully curated flight deals from London to Florida Keys that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 August 2026.

Direct flights from London to Florida Keys
Explore direct flight options from London to Florida Keys based on user searches, and compare prices and availability for your desired travel dates. Data last updated 19 August 2026.

Last-minute flights from London to Florida Keys
Discover last-minute flight deals from London to Florida Keys. Data last updated 19 August 2026 and is based on user searches.

One-way flights from London to Florida Keys
Search for one-way flight options from London to Florida Keys. Find affordable one-way fares based on user searches. Data last updated 19 August 2026.