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£276+ 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 29/8. Fares are subject to change and may not be available on all flights or dates of travel.
— EYW
6 Sep — 13 Sep1
1 adult
1 adult, Economy, 0 bags

Flights to Florida Keys in 2026

Enter your travel dates to find the best prices.

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 7 August 2026.

Wed 16/916:30 -
2 stops27h 10m
Wed 23/919:45 -
2 stops21h 55m
Deal found 2/8£463
Wed 16/907:40 -
2 stops36h 00m
Wed 23/919:45 -
2 stops22h 00m
Deal found 2/8£464
Wed 2/908:30 -
2 stops35h 45m
Wed 9/919:45 -
2 stops22h 15m
Deal found 3/8£464
Tue 1/913:50 -
1 stop32h 35m
Thu 3/913:44 -
2 stops25h 56m
Deal found 3/8£465
Wed 7/1007:10 -
2 stops21h 15m
Tue 13/1016:20 -
2 stops18h 30m
Deal found 6/8£465
Wed 9/919:20 -
1 stop30h 30m
Thu 24/921:35 -
1 stop19h 35m
Deal found 6/8£467
Sat 14/1107:55 -
2 stops17h 55m
Wed 25/1117:15 -
2 stops20h 20m
Deal found 5/8£468
Thu 17/915:25 -
1 stop33h 35m
Mon 12/1022:00 -
1 stop19h 50m
Deal found 4/8£468
Mon 21/910:55 -
Nonstop9h 55m
Wed 7/1018:05 -
Nonstop9h 00m
Deal found 5/8£469
Mon 31/810:55 -
1 stop14h 05m
Wed 23/922:00 -
1 stop31h 15m
Deal found 4/8£469
Wed 23/916:30 -
2 stops32h 55m
Thu 1/1019:50 -
2 stops24h 00m
Deal found 6/8£470
Tue 3/1109:55 -
1 stop15h 00m
Tue 10/1121:40 -
1 stop30h 30m
Deal found 4/8£470

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 7 August 2026
Explore Florida Keys
Flights to Miami
Flights to Key West

Find flight deals to Florida Keys

Find the latest flights to Florida Keys in 2026, 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 7 August 2026.

Return from

£464

One-way from

£276

Popular in

December

Cheapest in

September

Average price

£617
16/9-23/9
  • 16/9-23/9
  • 4 total stops
  • 58h 00m total
  • London to Miami
Search Deals
29/8
  • 29/8
  • 1 total stop
  • 26h 35m total
  • London to Florida Keys
Search Deals
Highest demand for flights based on searches. 3% potential increase in price.
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for return flights in August 2026
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Cheapflights Fare Finder

 
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 7 August 2026.
Use the filters below to find and compare flights to Florida Keys that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonMiami

LGW London Gatwick - MIA Miami

LGWMIA

London Gatwick

Thu 17/9

20:35-20:00

1 stop28h 25m

Miami

Mon 21/9

22:00-10:15

1 stop31h 15m

£469

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Mon 31/8

09:55-20:00

1 stop15h 05m

Miami

Mon 21/9

22:00-09:10

1 stop30h 10m

£478

LondonMiami

LGW London Gatwick - MIA Miami

LGWMIA

London Gatwick

Sun 6/9

21:45-20:00

1 stop27h 15m

Miami

Mon 28/9

22:00-11:25

1 stop32h 25m

£487

LondonMiami

LGW London Gatwick - MIA Miami

LGWMIA

London Gatwick

Fri 27/11

14:35-19:55

1 stop34h 20m

Miami

Sat 5/12

21:40-15:15

1 stop12h 35m

£504

LondonMiami

LGW London Gatwick - MIA Miami

LGWMIA

London Gatwick

Mon 21/9

06:50-20:00

1 stop18h 10m

Miami

Mon 28/9

22:00-12:15

1 stop33h 15m

£504

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Mon 21/9

10:55-15:50

Nonstop9h 55m

Miami

Wed 7/10

18:05-08:05

Nonstop9h 00m

£513

LondonMiami

LTN London Luton - MIA Miami

LTNMIA

London Luton

Wed 16/9

18:10-18:45

1 stop29h 35m

Miami

Wed 23/9

21:30-19:00

1 stop16h 30m

£514

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Fri 25/9

08:40-17:25

1 stop13h 45m

Miami

Wed 7/10

19:40-16:25

1 stop15h 45m

£514

LondonMiami

LGW London Gatwick - MIA Miami

LGWMIA

London Gatwick

Wed 7/10

10:25-22:56

2 stops17h 31m

Miami

Tue 13/10

11:09-09:25

2 stops17h 16m

£517

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Sun 13/9

06:30-14:40

1 stop13h 10m

Miami

Sat 19/9

11:26-05:55

1 stop13h 29m

£519

Flights are sorted by cheapest return flights first.

Deals found on 5/8

Showing 1-10 of 60 resultsSorted by cheapest first
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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.

Cheapflights Insights

Everything you need to know about your flight to Florida Keys

How long is the flight to Florida Keys?

On average, a flight from London to Florida Keys takes 17 hours 19 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 most popular airlines that fly to Florida Keys?

The most popular airlines flying from London to Florida Keys are Virgin Atlantic, British Airways and American Airlines.

British Airways
British Airways
From £130
Virgin Atlantic
Virgin Atlantic
From £248
American Airlines
American Airlines
From £413
Finnair
Finnair
From £392

What are the cheapest airlines that fly to Florida Keys?

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

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).

When is the best time to book a flight to Florida Keys?

The price you pay for your flight to Florida Keys may vary depending on when you book. For the best chance of a lower fare, look to book 35 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 7 August 2026.
Get a feel of what it's like to fly with Finnair,Virgin Atlantic, andAmerican Airlines to the United States by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.7
Good
1,427 reviews
Check prices

Crew

8.2

Comfort

7.4

Entertainment

6.9

Boarding

7.7

Overall

7.7

Food

6.7

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
7.7
Good
1,427 reviews
Finnair
7.7
Good
1,427 reviews
Check prices

Crew

8.2

Comfort

7.4

Entertainment

6.9

Boarding

7.7

Overall

7.7

Food

6.7

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.
Virgin Atlantic
7.5
Good
694 reviews
Finnair
7.7
Good
1,427 reviews
Check prices

Crew

8.2

Comfort

7.4

Entertainment

6.9

Boarding

7.7

Overall

7.7

Food

6.7

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.
American Airlines
7.1
Good
11,883 reviews
Finnair
7.7
Good
1,427 reviews
Check prices

Crew

8.2

Comfort

7.4

Entertainment

6.9

Boarding

7.7

Overall

7.7

Food

6.7

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.
Iberia
7.0
Good
3,265 reviews
Finnair
7.7
Good
1,427 reviews
Check prices

Crew

8.2

Comfort

7.4

Entertainment

6.9

Boarding

7.7

Overall

7.7

Food

6.7

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.
British Airways
6.7
Okay
8,153 reviews
Finnair
7.7
Good
1,427 reviews
Check prices

Crew

8.2

Comfort

7.4

Entertainment

6.9

Boarding

7.7

Overall

7.7

Food

6.7

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.

FAQs about flying to Florida Keys

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 35 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. The Saint Martin Suite - Sunrise Suites is the closest property to Key West (0.0 mi away from Key West).

See more FAQs

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