How long is the flight from London to Florida Keys?

There are many flights that can get you from London to Florida Keys in 9h 55m. Fly via Delta, British Airways, or Virgin Atlantic to get the fastest option. Airlines will cover a distance of 4414 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 Aer Lingus, with whom users have recently found tickets for as low as £292. However, be on the lookout for offers from Lufthansa and TAP AIR PORTUGAL, 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 Iberia 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.

£356+ 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 17 September 2026.

Thu 5/1112:15 -

1 stop13h 35m

Wed 11/1117:15 -

1 stop21h 15m

Deal found 14/9£356

Sun 29/1106:00 -

1 stop13h 35m

Thu 10/1216:40 -

1 stop21h 35m

Deal found 14/9£415

Thu 19/1109:00 -

1 stop13h 30m

Mon 30/1116:40 -

1 stop18h 40m

Deal found 12/9£423

Sat 19/906:50 -

2 stops17h 02m

Sat 26/913:26 -

1 stop12h 29m

Deal found 12/9£434

Thu 19/1106:30 -

1 stop13h 45m

Mon 30/1122:50 -

Nonstop8h 45m

Deal found 12/9£434

Thu 5/1107:30 -

2 stops17h 11m

Wed 11/1116:40 -

1 stop15h 10m

Deal found 14/9£437

Sat 19/906:30 -

1 stop13h 15m

Sat 26/912:21 -

1 stop12h 59m

Deal found 12/9£439

Thu 19/1109:00 -

2 stops20h 24m

Mon 30/1108:00 -

2 stops17h 30m

Deal found 12/9£447

Sun 22/1107:40 -

1 stop14h 15m

Sat 28/1108:00 -

1 stop18h 10m

Deal found 13/9£449

Thu 19/1109:45 -

Nonstop9h 55m

Mon 30/1122:00 -

Nonstop8h 30m

Deal found 12/9£450

Wed 7/1009:15 -

1 stop13h 10m

Mon 26/1020:50 -

1 stop12h 00m

Deal found 16/9£451

Wed 23/910:55 -

Nonstop9h 55m

Tue 20/1018:05 -

Nonstop9h 00m

Deal found 16/9£451

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 17 September 2026.

Thu 24/910:55 -

Nonstop9h 55m

Wed 7/1018:05 -

Nonstop9h 00m

Deal found 16/9£451

Wed 21/1013:10 -

1 stop13h 34m

Fri 6/1117:10 -

Nonstop8h 35m

Deal found 15/9£456

Wed 23/919:00 -

1 stop24h 45m

Tue 6/1011:09 -

2 stops15h 46m

Deal found 14/9£468

Wed 7/1007:25 -

2 stops19h 54m

Sun 1/1117:28 -

2 stops31h 27m

Deal found 11/9£470

Wed 28/1010:40 -

1 stop15h 50m

Tue 24/1116:45 -

2 stops35h 40m

Deal found 15/9£506

Mon 19/1006:50 -

1 stop18h 10m

Sat 31/1021:40 -

1 stop30h 40m

Deal found 15/9£508

Sat 21/1121:30 -

2 stops29h 05m

Sat 28/1116:35 -

2 stops23h 15m

Deal found 13/9£526

Mon 23/1110:00 -

1 stop14h 30m

Thu 26/1121:45 -

1 stop13h 40m

Deal found 12/9£535

Thu 19/1117:25 -

2 stops26h 10m

Sun 29/1119:50 -

2 stops15h 50m

Deal found 12/9£559

Mon 30/1110:00 -

1 stop12h 40m

Tue 8/1222:45 -

1 stop12h 00m

Deal found 14/9£619

Thu 29/1007:15 -

2 stops18h 40m

Sun 8/1120:05 -

2 stops17h 50m

Deal found 15/9£638

Tue 22/917:35 -

1 stop32h 05m

Wed 30/910:45 -

1 stop24h 55m

Deal found 15/9£741

Tue 24/1110:00 -

1 stop15h 25m

Sun 29/1122:45 -

1 stop12h 00m

Deal found 15/9£454

Sun 13/1215:35 -

Nonstop10h 25m

Sat 9/115:35 -

1 stop11h 30m

Deal found 15/9£468

Wed 4/1109:45 -

Nonstop9h 55m

Sun 22/1119:10 -

1 stop11h 50m

Deal found 13/9£469

Sat 31/1007:40 -

1 stop15h 10m

Mon 2/1112:17 -

1 stop12h 38m

Deal found 13/9£479

Wed 28/1017:05 -

1 stop27h 10m

Wed 4/1111:09 -

2 stops17h 21m

Deal found 16/9£492

Sat 21/1106:15 -

2 stops18h 15m

Tue 1/1221:45 -

2 stops19h 50m

Deal found 12/9£541

Fri 9/1016:40 -

2 stops25h 49m

Sat 24/1016:20 -

2 stops24h 15m

Deal found 12/9£496

Thu 8/1014:25 -

2 stops32h 00m

Fri 23/1019:40 -

1 stop15h 45m

Deal found 13/9£564

Sun 11/1021:15 -

2 stops46h 20m

Wed 28/1000:50 -

1 stop29h 00m

Deal found 14/9£570

Tue 27/1012:00 -

1 stop29h 54m

Tue 3/1114:50 -

1 stop13h 20m

Deal found 12/9£496

Tue 27/1016:45 -

2 stops31h 16m

Tue 3/1116:00 -

2 stops18h 45m

Deal found 12/9£1,205

Tue 27/1007:45 -

1 stop12h 10m

Tue 24/1117:51 -

2 stops17h 44m

Deal found 15/9£500

Tue 13/1007:05 -

1 stop17h 15m

Tue 3/1121:10 -

2 stops18h 40m

Deal found 13/9£561

Thu 15/1010:00 -

1 stop13h 45m

Mon 14/1221:45 -

1 stop13h 40m

Deal found 13/9£620

Fri 20/1107:00 -

2 stops15h 30m

Fri 11/1219:50 -

2 stops15h 50m

Deal found 16/9£572

Sun 20/910:55 -

Nonstop9h 55m

Sun 27/918:05 -

Nonstop9h 00m

Deal found 13/9£586

Sun 20/921:15 -

2 stops46h 20m

Sun 4/1016:20 -

2 stops38h 00m

Deal found 13/9£596

Thu 29/1012:45 -

1 stop29h 09m

Thu 5/1114:50 -

2 stops39h 25m

Deal found 14/9£496

Find flight deals from London to Florida Keys

Round-trip from	£356
Popular in	August
Cheapest in	January
Average price	£520

Icelandair
5/11-11/11
2 total stops
34h 50m total
London to Florida Keys

Search Deals

Highest demand for flights based on searches. 4% potential increase in price (£20 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 September 2026

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonMiami

SEN London Southend - MIA Miami

SENMIA

London Southend

Fri 4/12

08:30-18:55

2 stops39h 25m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£367

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Sun 13/12

06:05-22:24

2 stops21h 19m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£369

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Mon 14/12

06:05-00:45

2 stops23h 40m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£369

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Tue 15/12

06:00-22:24

2 stops21h 24m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£369

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Sat 28/11

09:00-17:30

1 stop13h 30m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£370

LondonMiami

LTN London Luton - MIA Miami

LTNMIA

London Luton

Thu 3/12

07:15-19:30

1 stop17h 15m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£374

LondonMiami

SEN London Southend - MIA Miami

SENMIA

London Southend

Sun 13/12

07:05-20:50

2 stops18h 45m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£374

LondonMiami

LTN London Luton - MIA Miami

LTNMIA

London Luton

Tue 29/9

14:45-14:35

2 stops28h 50m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£375

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Fri 4/12

09:00-11:34

2 stops31h 34m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£377

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Fri 4/12

07:00-17:30

2 stops15h 30m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£379

Flights are sorted by cheapest return flights first.

Deals found on 16/9

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

LCY-MIA

STN-MIA

SEN-MIA

LGW-MIA

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

LCY-MIA

STN-MIA

SEN-MIA

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

Currently, January is the cheapest month in which you can book a flight from London to Florida Keys (average of £502). Flying from London to Florida Keys in August is currently the most expensive (average of £652). 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

1,430 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

1,430 reviews

Finnair

7.6

Good

1,430 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Jake,Jun 2026

RNO - SEA

Virgin Atlantic

7.4

Good

694 reviews

Finnair

7.6

Good

1,430 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Jake,Jun 2026

RNO - SEA

American Airlines

7.1

Good

12,073 reviews

Finnair

7.6

Good

1,430 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Jake,Jun 2026

RNO - SEA

Iberia

7.0

Good

3,249 reviews

Finnair

7.6

Good

1,430 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Jake,Jun 2026

RNO - SEA

British Airways

6.7

Okay

8,228 reviews

Finnair

7.6

Good

1,430 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 9h 55m. Fly via Delta, British Airways, or Virgin Atlantic to get the fastest option. Airlines will cover a distance of 4414 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 Aer Lingus, with whom users have recently found tickets for as low as £292. However, be on the lookout for offers from Lufthansa and TAP AIR PORTUGAL, 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, January is the cheapest month in which you can book a flight from London to Florida Keys (average of £502). Flying from London to Florida Keys in August is currently the most expensive (average of £652). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to United States

Flights by cabin class

Other flight options

Popular flights

Top destinations

Alternative routes for London to Florida Keys

Heathrow to Miami flights

Heathrow to Orlando flights

Gatwick to Orlando flights

Manchester to Orlando flights

Gatwick to Miami flights

London City to Miami flights

Stansted to Miami flights

Stansted to Orlando flights

London City to Orlando flights

Luton to Miami flights

Heathrow to Fort Lauderdale flights

Luton to Orlando flights

Gatwick to Fort Lauderdale flights

Heathrow to Tampa flights

Manchester to Miami flights

London City to Tampa flights

Gatwick to Tampa flights

Stansted to Tampa flights

Edinburgh to Orlando flights

London City to Fort Lauderdale flights

Manchester to Fort Lauderdale flights

Birmingham to Orlando flights

Heathrow to Fort Myers flights

Luton to Tampa flights

Birmingham to Miami flights

Luton to Fort Lauderdale flights

Edinburgh to Miami flights

Heathrow to Jacksonville flights

Gatwick to Fort Myers flights

Stansted to Fort Myers flights

Manchester to Tampa flights

Southend to Miami flights

London City to Fort Myers flights

Stansted to Fort Lauderdale flights

Heathrow to Melbourne flights

Heathrow to Daytona Beach flights

Edinburgh to Fort Lauderdale flights

Heathrow to Sarasota flights

Heathrow to Pensacola flights

Edinburgh to Fort Myers flights

Heathrow to Key West flights

Birmingham to Fort Lauderdale flights

Manchester to Melbourne flights

Gatwick to Jacksonville flights

Birmingham to Tampa flights

Southampton to Miami flights

Top 2 airlines flying from London to Florida Keys

Airline	Cheapest	Average	Flexibility	On-time
Virgin Atlantic	Cheapest£439	Average£663	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
British Airways	Cheapest£489	Average£715	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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from London to Florida Keys from £356

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/11. 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 17 September 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 17 September 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 17 September 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 17 September 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 17 September 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 17 September 2026.

Last-minute flights from London to Florida KeysDiscover last-minute flight deals from London to Florida Keys. Data last updated 17 September 2026 and is based on user searches.

Discover last-minute flight deals from London to Florida Keys. Data last updated 17 September 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 17 September 2026.

Search for one-way flight options from London to Florida Keys. Find affordable one-way fares based on user searches. Data last updated 17 September 2026.

Find flight deals from London to Florida Keys

Round-trip 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 17 September 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?

100% Free

Book with Flexibility

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 17 September 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 17 September 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 17 September 2026.

Last-minute flights from London to Florida Keys
Discover last-minute flight deals from London to Florida Keys. Data last updated 17 September 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 17 September 2026.