Find flights
Deals
Airlines
Travel Guide

£192+ Cheap flights to Florida Keys

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 24/2. Fares are subject to change and may not be available on all flights or dates of travel.
— EYW
25 Feb — 4 Mar1
1 adult

Flights to Florida Keys in 2025

Find the latest flights to Florida Keys in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 20 February 2025.

Return from

£379

One-way from

£192

Popular in

December

Cheapest in

September

Average price

£475
3/3-19/3
  • 3/3-19/3
  • 1 total stop
  • 24h 13m total
  • London to Miami
Norse Atlantic UK
  • Norse Atlantic UK
  • 24/2
  • Nonstop
  • 9h 45m total
  • London to Florida Keys
Highest demand for flights based on searches. 0% potential increase in price (£3 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Average for return flights in February 2025

Find flights to Florida Keys

Browse one-way and return flights deals to Florida Keys on Cheapflights. Flight deals are based on user searches and were last updated on 20 February 2025
Explore Florida Keys

Find flight deals to Florida Keys

Cheapest flights to Florida Keys
Explore the most affordable flight options available to Florida Keys. Find the lowest fares based on data from user searches, with prices last updated on 20 February 2025.

Mon 15/920:05LHR - MIA
1 stop26h 25mSWISS
Mon 22/919:40MIA - LHR
1 stop17h 10mSWISS
Deal found 19/2£379
Mon 3/312:00LGW - MIA
Nonstop9h 45mMultiple Airlines
Wed 19/311:32MIA - LGW
1 stop14h 28mMultiple Airlines
Deal found 19/2£379
Sat 1/1109:55LHR - MIA
Nonstop10h 25mVirgin Atlantic
Sun 9/1121:35MIA - LHR
Nonstop8h 50mVirgin Atlantic
Deal found 19/2£380
Sat 15/317:25LGW - MIA
1 stop31h 00mAir Europa
Sat 5/421:30MIA - LGW
1 stop13h 55mAir Europa
Deal found 19/2£380
Sun 4/510:00LGW - MIA
Nonstop9h 20mNorse Atlantic UK
Fri 16/517:20MIA - LGW
Nonstop8h 40mNorse Atlantic UK
Deal found 19/2£381
Tue 9/906:30LHR - MIA
1 stop13h 10mUnited Airlines
Sat 20/913:47MIA - LHR
1 stop15h 53mUnited Airlines
Deal found 19/2£382
Tue 22/406:00LHR - MIA
1 stop13h 10mMultiple Airlines
Sat 3/512:27MIA - LHR
1 stop12h 28mMultiple Airlines
Deal found 19/2£383
Mon 10/316:35LGW - MIA
1 stop27h 10mTAP AIR PORTUGAL
Wed 26/317:30MIA - LGW
1 stop12h 20mTAP AIR PORTUGAL
Deal found 19/2£386
Wed 19/312:30LGW - MIA
1 stop23h 53mFinnair
Wed 26/311:43MIA - LGW
1 stop15h 47mFinnair
Deal found 19/2£387
Wed 19/312:00LGW - MIA
Nonstop9h 45mA.P.G.
Thu 3/417:20MIA - LGW
Nonstop8h 40mA.P.G.
Deal found 19/2£388
Sat 15/1111:45LHR - MIA
Nonstop10h 05mFinnair
Thu 27/1122:55MIA - LHR
Nonstop8h 25mFinnair
Deal found 19/2£389
Fri 2/514:05LHR - MIA
1 stop14h 18mAir Canada
Sat 10/508:00MIA - LHR
1 stop17h 30mAir Canada
Deal found 19/2£390

Find flights to Florida Keys within your budget

Locate flights to Florida Keys that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 20 February 2025.

Fly from

London

Route

Depart

Return

Price

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Mon 3/3

12:00-16:45

Nonstop9h 45m

Miami

Wed 19/3

11:32-06:00

1 stop14h 28m

£379

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Sat 15/3

17:25-20:25

1 stop31h 00m

Miami

Sat 5/4

21:30-16:25

1 stop13h 55m

£380

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Mon 24/3

06:00-18:30

1 stop16h 30m

Miami

Mon 31/3

19:40-17:50

1 stop17h 10m

£381

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Sun 4/5

10:00-14:20

Nonstop9h 20m

Miami

Fri 16/5

17:20-07:00

Nonstop8h 40m

£381

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Sun 11/5

06:15-14:15

1 stop13h 00m

Miami

Sun 18/5

18:05-08:05

Nonstop9h 00m

£382

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Tue 22/4

06:00-14:10

1 stop13h 10m

Miami

Sat 3/5

12:27-05:55

1 stop12h 28m

£383

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Mon 10/3

16:35-15:45

1 stop27h 10m

Miami

Wed 26/3

17:30-09:50

1 stop12h 20m

£386

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Sat 15/3

14:30-20:35

Nonstop10h 05m

Miami

Sat 5/4

17:11-09:05

1 stop10h 54m

£387

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Wed 19/3

12:30-08:23

1 stop23h 53m

Miami

Wed 26/3

11:43-07:30

1 stop15h 47m

£387

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Wed 19/3

12:00-17:45

Nonstop9h 45m

Miami

Thu 3/4

17:20-07:00

Nonstop8h 40m

£388

Flights are sorted by cheapest return flights first.

Deals found on 19/2

Showing 1-10 of 52 results
1
2
3
...
6

Best time to book a flight to Florida Keys

Have a flexible travel schedule? Discover the best time to fly to Florida Keys 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.

Travel insights for flights to Florida Keys

Get recent, data-driven insights about flights to Florida Keys including ideal travel times, pricing trends, and more.

How long is the flight to Florida Keys?

On average, a flight from London to Florida Keys takes 16 hours 41 minutes. Flights to Florida Keys from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

What are the cheapest airlines that fly to Florida Keys?

The cheapest airlines flying from London to Florida Keys are Norse Atlantic UK, Delta and TAP AIR PORTUGAL.

Rainfall in Florida Keys by month

Plan your trip to Florida Keys by taking into account the average rainfall totals by month.

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.

Temperature in Florida Keys by month

Plan your trip to Florida Keys by taking into account the average temperature totals by month.

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).

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 20 February 2025.
To help decide which airline to fly to Florida Keys, see what other customers have to say about Delta, KLM and EL AL. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.3

Comfort

8.0

Boarding

8.2

Entertainment

7.9

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

8.0
Very Good

Food

7.3

Comfort

8.0

Boarding

8.2

Entertainment

7.9

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

Food

7.3

Comfort

8.0

Boarding

8.2

Entertainment

7.9

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

Food

7.3

Comfort

8.0

Boarding

8.2

Entertainment

7.9

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

Food

7.3

Comfort

8.0

Boarding

8.2

Entertainment

7.9

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

Food

7.3

Comfort

8.0

Boarding

8.2

Entertainment

7.9

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

Florida Keys climate

The Florida Keys is a year-round travel destination known for its warmth, sunshine and near-perfect beach weather. Travel to the Florida Keys is most popular November to February when Northern Americans are looking to escape the frigid winter cold. But this is also when flights to the Florida Keys are most expensive.For cheap flights to the Florida Keys, book your Florida Keys travel during June-August and September-November.  The weather is still warm and pleasant but the threat of hurricanes during this time is present. 

Getting around Florida Keys

The best way to explore the Florida Keys is by car, but the Overseas Highway can be extremely busy, particularly at weekends and over holiday periods, so patience is required. This is the only main road in and out of the Keys. In Key West, parking can be difficult; park-and-ride shuttles and taxis are available and recommended.

Buses are available as well. The Dade-Monroe Express bus runs from Key Marathon to Florida City, offering round trips on the hour and stopping on demand. Greyhound runs a Keys shuttle bus several times a day between Miami International Airport, stopping at all major points along the Keys.

Cycling is a pleasant way to explore the individual Keys, and scooter rentals are also popular.

What is good to know if travelling to Florida Keys?

  • Key Largo has some of the best diving opportunities in the world. Take a day and explore the underwater reefs and wrecks. It is also home to John Pennekamp Coral Reef State Park, a spectacular underwater park. If you don’t dive or scuba, and prefer to stay above water, book a tour on a glass-bottom boat so you can the underwater world without getting your feet wet.  
  • Duval Street in Key West is the artist’s district. Take a stroll through many of the galleries and boutiques. After a day of shopping, head to Mallory Square (end of Duval) for the “Sunset Fest.” Everyone gathers here nightly to watch the gorgeous Keys sunset while musicians and street acts perform in the background.
  • If you’re staying on the island of Islamorada, you’ll want to bring your fishing gear. Islamorada has more fishing vessels per square mile than any other vacation destination in the world.
  • Take a trip to Big Pine Key and be on the lookout for the island’s native Key Deer. These rare white tail deer roam Big Pine Key because of the island’s lush forestland and natural landscape.
  • When is the best time to fly to Florida Keys?

    Peak Season November to February and March-May are the busiest times in the Florida Keys. The weather is warm, the sun is shining and the beaches are packed with people looking to thaw-out from the cold winter air. The Florida Keys is also a big Spring Break destination so be prepared for crowded Florida Keys flights and hotels if you’re traveling during this time. Off Season Smart Floridians know to head to the Florida Keys June-August to “cool off” from the hot and humid air inland. But this is also hurricane season (August – November) so the weather can change in a second. However, it’s likely you’ll find cheap flights to the Florida Keys and discounted hotels and resorts during these months, when the peak tourist season has ended.

  • Can I find cheaper flights to Florida Keys if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Florida Keys on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Florida Keys?

    Based on reviews from Cheapflights users, British Airways is rated the highest out of the airlines that fly to Florida Keys.

  • Where does the fastest flight to Florida Keys depart from?

    For those looking to save time traveling to Florida Keys, London offers the quickest one-way flight (9 hours 20 minutes).

  • Does Key West have car hire?

    Yes. Those touching down at Key West can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Key West?

    Yes. Key West has hotels nearby for those requiring accommodations. 2 Br At Hyatt Windward Pointe is the closest property to Key West (0.0 mi away from Key West).

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.

Search flights to Florida Keys by cabin class

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

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 to Florida Keys?

Cheapflights makes it easy to find Florida Keys flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights helps you find that perfect flight to Florida Keys by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Need flexible booking options for your flight to Florida Keys ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes! Start tracking prices for Florida Keys flights today and get alerted when prices change. To subscribe and begin receiving alerts, click the bell icon next to the flight deals above and provide your email address.

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.