Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from London to Florida Keys from £363

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 27/1. Fares are subject to change and may not be available on all flights or dates of travel.
LON — EYW
17 Jan — 24 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Florida Keys

Enter your travel dates to find the best prices.

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 18 December 2025.

Fri 26/1214:45LHR - MIA
1 stop15h 02mAmerican Airlines
Mon 29/1216:53MIA - LHR
1 stop11h 27mAmerican Airlines
Deal found 16/12£449
Wed 31/1218:25LHR - MIA
2 stops31h 34mBritish Airways
Tue 13/122:00MIA - LHR
Nonstop8h 30mBritish Airways
Deal found 16/12£453
Wed 24/1214:45LHR - MIA
1 stop23h 40mBritish Airways
Sun 28/1207:00MIA - LHR
1 stop21h 15mBritish Airways
Deal found 16/12£468
Thu 25/1211:25LHR - MIA
1 stop14h 20mAmerican Airlines
Sun 28/1216:53MIA - LHR
1 stop11h 27mAmerican Airlines
Deal found 16/12£470
Tue 30/1219:50LHR - MIA
2 stops30h 09mBritish Airways
Tue 6/121:51MIA - LHR
1 stop32h 24mBritish Airways
Deal found 17/12£471
Sat 27/1211:25LHR - MIA
1 stop14h 20mIberia
Mon 29/1222:30MIA - LHR
1 stop13h 05mIberia
Deal found 17/12£476
Fri 26/1214:45LHR - MIA
1 stop15h 02mAmerican Airlines
Sun 28/1213:59MIA - LHR
1 stop14h 41mAmerican Airlines
Deal found 16/12£480
Sat 27/1211:25LHR - MIA
1 stop14h 20mAmerican Airlines
Mon 29/1216:53MIA - LHR
1 stop11h 27mAmerican Airlines
Deal found 16/12£481
Mon 29/1214:45LHR - MIA
1 stop13h 03mMultiple Airlines
Mon 12/118:00MIA - LHR
1 stop10h 40mMultiple Airlines
Deal found 16/12£485
Sat 27/1211:45LGW - MIA
1 stop14h 00mIberia
Mon 29/1222:30MIA - LGW
1 stop15h 30mIberia
Deal found 17/12£488
Thu 25/1211:25LHR - MIA
1 stop14h 20mMultiple Airlines
Thu 8/116:29MIA - LHR
2 stops23h 11mMultiple Airlines
Deal found 17/12£491
Wed 31/1210:45LHR - MIA
1 stop15h 00mIberia
Wed 7/112:20MIA - LHR
1 stop28h 50mIberia
Deal found 15/12£492

Find flight deals from London to Florida Keys

Keep the following information in mind while searching for London to Florida Keys flight deals. Data was last updated 18 December 2025.

Round-trip from

£409

One-way from

£363

Popular in

December

Cheapest in

September

Average price

£637
29/1-5/2
  • 29/1-5/2
  • 3 total stops
  • 47h 44m total
  • London to Florida Keys
Search Deals
27/1
  • 27/1
  • 1 total stop
  • 13h 55m total
  • London to Florida Keys
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£19 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Florida Keys that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 December 2025.
Use the filters below to find and compare flights from London to Florida Keys that are best for you.

Fly from

London

Fly to

Florida Keys

Route

Depart

Return

Price

LondonKey West

LGW - EYW

LGWEYW

London Gatwick

Thu 29/1

14:00-13:30

2 stops28h 30m

Key West

Thu 5/2

09:46-10:00

1 stop19h 14m

£409

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Fri 20/3

14:30-20:30

Nonstop10h 00m

Miami

Sun 29/3

21:53-21:40

1 stop18h 47m

£451

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Fri 27/2

14:00-19:25

Nonstop10h 25m

Miami

Thu 5/3

22:10-11:55

Nonstop8h 45m

£452

LondonMiami

LCY - MIA

LCYMIA

London City

Thu 5/2

10:00-22:48

2 stops17h 48m

Miami

Mon 9/2

07:40-07:15

2 stops18h 35m

£455

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Tue 10/3

13:10-21:55

1 stop12h 45m

Miami

Tue 17/3

18:19-09:35

1 stop11h 16m

£455

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Thu 19/3

09:45-15:40

Nonstop9h 55m

Miami

Tue 5/5

19:35-09:25

Nonstop8h 50m

£455

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Sun 1/2

09:25-14:50

Nonstop10h 25m

Miami

Sun 8/2

21:25-11:10

Nonstop8h 45m

£458

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Fri 16/1

14:00-19:25

Nonstop10h 25m

Miami

Fri 23/1

13:21-09:00

1 stop14h 39m

£458

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Thu 19/3

09:25-15:50

Nonstop10h 25m

Miami

Fri 27/3

22:25-11:10

Nonstop8h 45m

£458

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Mon 16/3

06:40-19:35

1 stop16h 55m

Miami

Fri 27/3

20:55-08:35

2 stops55h 40m

£459

Flights are sorted by cheapest return flights first.

Deals found on 15/12

Showing 1-10 of 60 results
1
2
3
...
6

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.
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

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

Currently, March is the cheapest month in which you can book a flight from London to Florida Keys (average of £440). Flying from London to Florida Keys in July is currently the most expensive (average of £630). 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.

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

Find hourly flight availability from London to Florida Keys. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 December 2025.

It’s typically best to fly out from London to Florida Keys at midday. Doing so could potentially save you 44% on the flight price compared to flying in the evening, which is usually more expensive.

Reviews of airlines servicing Florida Keys

Get insights into the airlines that provide service to Florida Keys. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Florida Keys. Reviews last updated 18 December 2025.
Read reviews from past customers who have flown with KLM, Finnair, andVirgin Atlantic 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.
KLM
7.7
Good
1,428 reviews
Check prices

Overall

7.7

Crew

8.4

Comfort

7.6

Entertainment

7.1

Food

7.2

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,428 reviews
KLM
7.7
Good
1,428 reviews
Check prices

Overall

7.7

Crew

8.4

Comfort

7.6

Entertainment

7.1

Food

7.2

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Finnair
7.6
Good
1,338 reviews
KLM
7.7
Good
1,428 reviews
Check prices

Overall

7.7

Crew

8.4

Comfort

7.6

Entertainment

7.1

Food

7.2

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Virgin Atlantic
7.5
Good
675 reviews
KLM
7.7
Good
1,428 reviews
Check prices

Overall

7.7

Crew

8.4

Comfort

7.6

Entertainment

7.1

Food

7.2

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Norse Atlantic UK
7.2
Good
KLM
7.7
Good
1,428 reviews
Check prices

Overall

7.7

Crew

8.4

Comfort

7.6

Entertainment

7.1

Food

7.2

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
British Airways
6.7
Okay
7,585 reviews
KLM
7.7
Good
1,428 reviews
Check prices

Overall

7.7

Crew

8.4

Comfort

7.6

Entertainment

7.1

Food

7.2

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Related info for your journey

Find useful and relevant information for your journey from London to Florida Keys. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London to Florida Keys?

    There are many flights that can get you from London to Florida Keys in 10h. Fly via British Airways, Delta, 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 Norse Atlantic UK, with whom users have recently found tickets for as low as £149. However, be on the lookout for offers from Scandinavian Airlines and A.P.G., 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, March is the cheapest month in which you can book a flight from London to Florida Keys (average of £440). Flying from London to Florida Keys in July is currently the most expensive (average of £630). 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

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.
Heathrow to Miami flights
Heathrow to Orlando flights
Manchester to Orlando flights
Gatwick to Miami flights
Gatwick to Orlando flights
London City to Miami flights
Heathrow to Tampa flights
Stansted to Miami flights
London City to Orlando flights
Luton to Miami flights
Heathrow to Fort Lauderdale flights
Stansted to Orlando flights
Gatwick to Tampa flights
Gatwick to Fort Lauderdale flights
Edinburgh to Miami flights
London City to Tampa flights
Manchester to Miami flights
Edinburgh to Orlando flights
Luton to Orlando flights
Heathrow to West Palm Beach flights
Edinburgh to Fort Lauderdale flights
Gatwick to West Palm Beach flights
Manchester to Fort Lauderdale flights
Stansted to Tampa flights
Birmingham to Orlando flights
London City to Fort Lauderdale flights
Heathrow to Jacksonville flights
Heathrow to Fort Myers flights
Manchester to Tampa flights
Birmingham to Miami flights
Newcastle upon Tyne to Miami flights
Heathrow to Melbourne flights
Edinburgh to Tampa flights
Gatwick to Fort Myers flights
Edinburgh to Fort Myers flights
Heathrow to Sarasota flights
Birmingham to Tampa flights
Luton to Tampa flights
Birmingham to Fort Lauderdale flights
Heathrow to Pensacola flights
Southend to Miami flights
Heathrow to Daytona Beach flights
Stansted to Fort Lauderdale flights
Manchester to Fort Myers flights
Gatwick to Jacksonville flights
Leeds to Orlando flights
Luton to Fort Lauderdale flights
Bristol to Orlando flights
Newcastle upon Tyne to Orlando flights
Manchester to Melbourne flights

Top 3 airlines flying from London to Florida Keys

Discover the top 3 airlines that operate flights from London to Florida Keys. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 December 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£452Average£543FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£494Average£792FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
American AirlinesCheapest£519Average£558FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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.