£358+ Cheap flights to Florida Keys

— EYW
25 Sep — 2 Oct1
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

Mon 21/906:50 -
1 stop18h 10m
Mon 28/922:00 -
1 stop33h 15m
Deal found 22/8£477
Wed 25/1120:50 -
1 stop28h 05m
Tue 8/1221:40 -
1 stop30h 30m
Deal found 22/8£478
Mon 21/920:05 -
1 stop26h 20m
Mon 28/913:10 -
1 stop15h 25m
Deal found 22/8£479
Mon 14/906:50 -
1 stop18h 10m
Mon 21/922:00 -
1 stop31h 15m
Deal found 23/8£479
Tue 6/1011:00 -
2 stops34h 05m
Tue 13/1016:30 -
2 stops23h 25m
Deal found 21/8£480
Sun 20/918:40 -
1 stop27h 50m
Sun 27/907:10 -
1 stop18h 20m
Deal found 23/8£480
Thu 29/1021:45 -
1 stop24h 25m
Wed 4/1117:15 -
2 stops22h 35m
Deal found 22/8£481
Mon 5/1009:55 -
1 stop15h 05m
Mon 12/1022:00 -
1 stop17h 05m
Deal found 21/8£481
Wed 7/1010:55 -
1 stop14h 05m
Wed 14/1022:00 -
1 stop14h 55m
Deal found 23/8£481
Wed 7/1015:30 -
2 stops29h 30m
Wed 14/1019:50 -
2 stops20h 40m
Deal found 23/8£482
Thu 17/920:50 -
1 stop28h 10m
Wed 30/922:00 -
1 stop30h 10m
Deal found 21/8£482
Mon 21/906:50 -
1 stop18h 10m
Mon 12/1022:00 -
1 stop31h 15m
Deal found 24/8£482

Find flights to Florida Keys

Explore Florida Keys

Find flight deals to Florida Keys

Return from

£477

One-way from

£358

Popular in

August

Cheapest in

January

Average price

£633
LEVEL
  • LEVEL
  • 21/9-7/10
  • 2 total stops
  • 33h 05m total
  • London to Miami
31/8
  • 31/8
  • 3 total stops
  • 50h 55m total
  • London to Florida Keys
Highest demand for flights based on searches. 4% potential increase in price (£22 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£8 potential savings vs. average return price).
Average for return flights in August 2026

Cheapflights Fare Finder

 
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

Wed 16/9

07:10-20:00

1 stop17h 50m

Miami

Fri 9/10

22:00-19:00

1 stop16h 00m

£499

LondonMiami

LGW London Gatwick - MIA Miami

LGWMIA

London Gatwick

Sun 24/1

10:40-21:45

1 stop16h 05m

Miami

Fri 5/2

23:50-08:20

2 stops27h 30m

£506

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Tue 6/10

08:45-17:25

1 stop13h 40m

Miami

Tue 13/10

19:40-16:25

1 stop15h 45m

£514

LondonMiami

LGW London Gatwick - MIA Miami

LGWMIA

London Gatwick

Sat 10/10

10:00-18:45

1 stop13h 45m

Miami

Sun 18/10

21:30-16:25

1 stop13h 55m

£514

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Wed 7/10

08:40-17:25

1 stop13h 45m

Miami

Tue 13/10

13:26-09:20

2 stops14h 54m

£515

LondonKey West

LHR London Heathrow - EYW Key West

LHREYW

London Heathrow

Thu 12/11

06:50-15:29

2 stops37h 39m

Key West

Thu 26/11

11:25-09:10

1 stop16h 45m

£515

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Sat 16/1

09:00-17:30

1 stop13h 30m

Miami

Sat 30/1

09:00-06:40

2 stops16h 40m

£521

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Wed 27/1

09:00-17:30

1 stop13h 30m

Miami

Tue 9/2

10:20-06:40

2 stops15h 20m

£521

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Tue 8/12

06:30-14:55

1 stop13h 25m

Miami

Tue 5/1

17:55-11:40

1 stop12h 45m

£526

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Thu 14/1

11:25-20:50

1 stop14h 25m

Miami

Sun 24/1

22:20-12:05

Nonstop8h 45m

£527

Flights are sorted by cheapest return flights first.

Deals found on 25/8

Showing 1-10 of 60 resultsSorted by cheapest first
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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

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 58 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 Icelandair, Norse Atlantic UK and Delta.

Rainfall in Florida Keys 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

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 77 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 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.

Boarding

7.7

Crew

8.2

Entertainment

6.9

Food

6.7

Comfort

7.4

Overall

7.6

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.

Boarding

7.7

Crew

8.2

Entertainment

6.9

Food

6.7

Comfort

7.4

Overall

7.6

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.

Boarding

7.7

Crew

8.2

Entertainment

6.9

Food

6.7

Comfort

7.4

Overall

7.6

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.

Boarding

7.7

Crew

8.2

Entertainment

6.9

Food

6.7

Comfort

7.4

Overall

7.6

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.

Boarding

7.7

Crew

8.2

Entertainment

6.9

Food

6.7

Comfort

7.4

Overall

7.6

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.

Boarding

7.7

Crew

8.2

Entertainment

6.9

Food

6.7

Comfort

7.4

Overall

7.6

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, Virgin Atlantic 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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