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Cheap flights from London to Florida Keys from £285

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 15/4. Fares are subject to change and may not be available on all flights or dates of travel.
LON — EYW
27 Dec — 3 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap 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 27 November 2025.

Round-trip from

£442

One-way from

£285

Popular in

December

Cheapest in

September

Average price

£462
Icelandair
  • Icelandair
  • 7/3-15/3
  • 2 total stops
  • 26h 40m total
  • London to Florida Keys
Search Deals
15/4
  • 15/4
  • 1 total stop
  • 24h 06m total
  • London to Florida Keys
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£17 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 November 2025
Search Deals

Find 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 27 November 2025.

Thu 4/1211:55LGW - MIA
1 stop14h 00mIcelandair
Sun 7/1217:15MIA - LGW
1 stop12h 40mIcelandair
Deal found 24/11£442
Wed 3/1217:00LHR - MIA
2 stops28h 05mFinnair
Wed 7/121:45MIA - LHR
2 stops19h 25mFinnair
Deal found 25/11£451
Tue 2/1211:45LHR - MIA
1 stop14h 10mBritish Airways
Tue 9/1222:05MIA - LHR
Nonstop9h 00mBritish Airways
Deal found 25/11£451
Tue 2/1219:45STN - MIA
2 stops29h 35mMultiple Airlines
Tue 9/1222:40MIA - STN
2 stops18h 45mMultiple Airlines
Deal found 26/11£452
Sat 6/1210:00LGW - MIA
1 stop14h 30mAir Europa
Tue 9/1221:45MIA - LGW
1 stop13h 40mAir Europa
Deal found 24/11£452
Wed 3/1206:50LCY - MIA
1 stop15h 20mBritish Airways
Wed 17/1219:05MIA - LCY
1 stop12h 35mBritish Airways
Deal found 25/11£453
Mon 8/1217:00LHR - MIA
1 stop32h 31mIberia
Wed 24/1222:25MIA - LHR
Nonstop8h 40mIberia
Deal found 26/11£453
Mon 8/1211:20LGW - MIA
1 stop14h 40mBritish Airways
Tue 23/1223:00MIA - LGW
1 stop29h 00mBritish Airways
Deal found 24/11£453
Wed 3/1211:45LHR - MIA
1 stop14h 11mFinnair
Mon 15/1222:05MIA - LHR
Nonstop9h 00mFinnair
Deal found 26/11£454
Wed 3/1206:50LCY - MIA
1 stop15h 20mBritish Airways
Wed 10/1219:05MIA - LCY
1 stop21h 25mBritish Airways
Deal found 26/11£455
Wed 3/1206:30LHR - MIA
1 stop15h 40mBritish Airways
Sat 6/1218:41MIA - LHR
1 stop32h 09mBritish Airways
Deal found 25/11£455
Mon 8/1211:15LHR - MIA
Nonstop9h 50mMultiple Airlines
Wed 24/1222:25MIA - LHR
Nonstop8h 40mMultiple Airlines
Deal found 26/11£455

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 27 November 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

LondonMiami

STN - MIA

STNMIA

London Stansted

Sat 14/2

21:00-20:00

1 stop28h 00m

Miami

Sun 22/2

21:45-17:35

1 stop14h 50m

£451

LondonMiami

STN - MIA

STNMIA

London Stansted

Wed 14/1

08:15-14:40

3 stops35h 25m

Miami

Sun 18/1

18:45-17:05

2 stops17h 20m

£455

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Sat 7/3

10:00-19:30

1 stop14h 30m

Miami

Wed 11/3

22:45-16:25

1 stop13h 40m

£458

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Tue 24/2

10:00-19:30

1 stop14h 30m

Miami

Mon 2/3

21:45-16:25

1 stop13h 40m

£458

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Wed 25/3

06:30-19:00

1 stop16h 30m

Miami

Fri 3/4

13:58-06:20

1 stop11h 22m

£458

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Wed 28/1

09:00-17:30

1 stop13h 30m

Miami

Tue 3/2

19:50-16:20

1 stop15h 30m

£461

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Mon 26/1

14:30-19:30

Nonstop10h 00m

Miami

Tue 3/2

22:00-11:30

Nonstop8h 30m

£462

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Mon 20/4

14:40-22:45

1 stop13h 05m

Miami

Tue 28/4

18:29-10:20

1 stop10h 51m

£463

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Mon 27/4

13:20-20:41

1 stop12h 21m

Miami

Sun 3/5

21:16-21:40

1 stop19h 24m

£463

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Thu 15/1

14:45-20:10

Nonstop10h 25m

Miami

Thu 22/1

22:10-11:55

Nonstop8h 45m

£465

Flights are sorted by cheapest return flights first.

Deals found on 26/11

Showing 1-10 of 60 results
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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 £446). Flying from London to Florida Keys in July is currently the most expensive (average of £638). 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 27 November 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 27 November 2025.
Read reviews from past customers who have flown with Finnair, Virgin Atlantic, andNorse Atlantic UK 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
1,334 reviews
Check prices

Food

6.7

Boarding

7.6

Comfort

7.4

Crew

8.1

Entertainment

6.9

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Finnair
7.6
Good
1,334 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Food

6.7

Boarding

7.6

Comfort

7.4

Crew

8.1

Entertainment

6.9

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Virgin Atlantic
7.5
Good
675 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Food

6.7

Boarding

7.6

Comfort

7.4

Crew

8.1

Entertainment

6.9

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Norse Atlantic UK
7.2
Good
Finnair
7.6
Good
1,334 reviews
Check prices

Food

6.7

Boarding

7.6

Comfort

7.4

Crew

8.1

Entertainment

6.9

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
TAP AIR PORTUGAL
7.1
Good
2,075 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Food

6.7

Boarding

7.6

Comfort

7.4

Crew

8.1

Entertainment

6.9

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
British Airways
6.7
Okay
7,539 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Food

6.7

Boarding

7.6

Comfort

7.4

Crew

8.1

Entertainment

6.9

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

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 13h 30m. Fly via Air Europa, British Airways, or United Airlines 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 British Airways, with whom users have recently found tickets for as low as £312. However, be on the lookout for offers from Virgin Atlantic and SWISS, 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 £446). Flying from London to Florida Keys in July is currently the most expensive (average of £638). 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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Alternative routes for London to Florida Keys

See prices for flight routes from nearby airports that may be better suited for you.
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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 27 November 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£458Average£551FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£499Average£910FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
American AirlinesCheapest£525Average£565FlexibilityNo 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.

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