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Cheap flights from London to Florida Keys from £193

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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
LON — EYW
9 7月 — 16 7月1
1 adult

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 4 7月 2025.

Round-trip from

£346

One-way from

£193

Popular in

December

Cheapest in

September

Average price

£547
SWISS
  • SWISS
  • 25/8-9/9
  • 2 total stops
  • 46h 30m total
  • London to Florida Keys
Search Deals
Norse Atlantic UK
  • Norse Atlantic UK
  • 11/10
  • Nonstop
  • 9h 20m total
  • London to Florida Keys
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (£6 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from London to Florida Keys

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 4 7月 2025.

週一 25/818:40LHR - MIA
1 stop27h 50mSWISS
週二 9/919:40MIA - LHR
1 stop18h 40mSWISS
Deal found 2/7£346
週日 31/810:00LGW - MIA
Nonstop9h 20mMultiple Airlines
週一 29/907:25MIA - LGW
1 stop17h 55mMultiple Airlines
Deal found 2/7£346
週日 2/1121:05LHR - MIA
2 stops26h 00mScandinavian Airlines
週六 29/1119:55MIA - LHR
2 stops16h 45mScandinavian Airlines
Deal found 1/7£347
週三 20/810:00LGW - MIA
Nonstop9h 20mNorse Atlantic UK
週三 20/817:15MIA - LGW
Nonstop8h 40mNorse Atlantic UK
Deal found 2/7£350
週四 30/1020:05LHR - MIA
1 stop26h 25mMultiple Airlines
週日 16/1118:45MIA - LHR
1 stop16h 05mMultiple Airlines
Deal found 3/7£354
週一 25/810:00LGW - MIA
Nonstop9h 20mA.P.G.
週二 9/917:15MIA - LGW
Nonstop8h 45mA.P.G.
Deal found 2/7£355
週三 1/1009:25LCY - MIA
1 stop13h 05mSWISS
週三 8/1019:40MIA - LCY
1 stop16h 35mSWISS
Deal found 2/7£358
週一 25/815:05LGW - MIA
1 stop14h 03mBritish Airways
週一 8/921:21MIA - LGW
1 stop29h 49mBritish Airways
Deal found 2/7£377
週一 25/815:55LHR - MIA
Nonstop9h 40mVirgin Atlantic
週二 9/922:30MIA - LHR
Nonstop8h 45mVirgin Atlantic
Deal found 2/7£379
週四 4/908:40LHR - MIA
1 stop13h 50mLufthansa
週四 11/916:16MIA - LHR
1 stop14h 29mLufthansa
Deal found 2/7£388
週五 19/910:35LGW - MIA
1 stop16h 10mTAP AIR PORTUGAL
週日 5/1000:35MIA - LGW
1 stop28h 10mTAP AIR PORTUGAL
Deal found 3/7£389
週一 25/808:30LHR - MIA
1 stop13h 45mBritish Airways
週二 9/919:35MIA - LHR
Nonstop8h 50mBritish Airways
Deal found 3/7£390

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 4 7月 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

LHR - MIA

LHRMIA

London Heathrow

週一 25/8

18:40-17:30

1 stop27h 50m

Miami

週二 9/9

19:40-19:20

1 stop18h 40m

£346

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

週日 31/8

10:00-14:20

Nonstop9h 20m

Miami

週一 29/9

07:25-06:20

1 stop17h 55m

£346

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

週日 2/11

21:05-18:05

2 stops26h 00m

Miami

週六 29/11

19:55-17:40

2 stops16h 45m

£347

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

週三 20/8

10:00-14:20

Nonstop9h 20m

Miami

週三 20/8

17:15-06:55

Nonstop8h 40m

£350

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

週四 30/10

20:05-18:30

1 stop26h 25m

Miami

週日 16/11

18:45-15:50

1 stop16h 05m

£354

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

週一 25/8

10:00-14:20

Nonstop9h 20m

Miami

週二 9/9

17:15-07:00

Nonstop8h 45m

£355

LondonMiami

LCY - MIA

LCYMIA

London City

週三 1/10

09:25-17:30

1 stop13h 05m

Miami

週三 8/10

19:40-17:15

1 stop16h 35m

£358

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

週一 25/8

15:05-00:08

1 stop14h 03m

Miami

週一 8/9

21:21-08:10

1 stop29h 49m

£377

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

週一 25/8

15:55-20:35

Nonstop9h 40m

Miami

週二 9/9

22:30-12:15

Nonstop8h 45m

£379

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

週四 4/9

08:40-17:30

1 stop13h 50m

Miami

週一 8/9

18:21-20:40

1 stop21h 19m

£388

Flights are sorted by cheapest return flights first.

Deals found on 2/7

Showing 1-10 of 45 results
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5

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 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 4 7月 2025.

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.

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 4 7月 2025.
Read reviews from past customers who have flown with Delta, KLM, andFinnair 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.
Delta
8.0
Very Good
7,982 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
8.0
Very Good
7,982 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
KLM
7.8
Good
1,367 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Finnair
7.6
Good
1,304 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Air France
7.5
Good
1,465 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
SWISS
7.5
Good
1,654 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

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.

  • 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 £193. However, be on the lookout for offers from A.P.G. and Iberia, 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 City - Miami or London Gatwick - 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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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 2 airlines flying from London to Florida Keys

Discover the top 2 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 4 7月 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£422Average£695FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£442Average£505FlexibilityNo cancel feeOn-time70%
Search British Airways 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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