£361+ Cheap flights to Florida Keys

— EYW
19 Sep — 26 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

Wed 25/1110:05 -
2 stops33h 45m
Sun 29/1116:50 -
2 stops19h 10m
Deal found 15/8£474
Mon 14/908:40 -
1 stop35h 05m
Fri 9/1020:10 -
1 stop20h 15m
Deal found 15/8£474
Thu 17/920:35 -
1 stop28h 25m
Mon 21/922:00 -
1 stop31h 15m
Deal found 15/8£474
Mon 16/1116:00 -
2 stops27h 50m
Mon 23/1116:50 -
2 stops22h 30m
Deal found 17/8£475
Wed 23/909:55 -
1 stop15h 05m
Wed 30/922:00 -
1 stop30h 10m
Deal found 15/8£475
Mon 14/919:40 -
1 stop28h 40m
Thu 8/1021:35 -
1 stop19h 35m
Deal found 16/8£475
Sun 4/1014:55 -
1 stop34h 05m
Fri 23/1022:00 -
1 stop31h 20m
Deal found 16/8£475
Mon 23/1113:15 -
2 stops30h 35m
Mon 30/1116:50 -
2 stops22h 30m
Deal found 17/8£476
Fri 25/905:40 -
2 stops21h 15m
Mon 12/1016:20 -
2 stops20h 45m
Deal found 15/8£476
Wed 14/1016:45 -
2 stops26h 50m
Wed 21/1016:20 -
2 stops17h 25m
Deal found 15/8£476
Mon 21/920:55 -
1 stop22h 50m
Wed 7/1018:05 -
Nonstop9h 00m
Deal found 16/8£477
Sat 14/1108:30 -
2 stops35h 20m
Sat 28/1116:50 -
2 stops16h 55m
Deal found 16/8£477

Find flights to Florida Keys

Explore Florida Keys

Find flight deals to Florida Keys

Return from

£474

One-way from

£361

Popular in

August

Cheapest in

January

Average price

£634
25/11-29/11
  • 25/11-29/11
  • 4 total stops
  • 52h 55m total
  • London to Miami
7/12
  • 7/12
  • 1 total stop
  • 35h 40m total
  • London to Florida Keys
Highest demand for flights based on searches. 3% potential increase in price (£21 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£9 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

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Thu 1/10

06:50-23:44

2 stops21h 54m

Miami

Fri 2/10

16:01-07:25

2 stops34h 24m

£482

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Mon 21/9

06:30-18:46

2 stops17h 16m

Miami

Wed 7/10

08:25-07:15

1 stop17h 50m

£493

LondonMiami

LTN London Luton - MIA Miami

LTNMIA

London Luton

Sat 31/10

20:25-20:30

2 stops28h 05m

Miami

Wed 11/11

21:45-21:55

2 stops19h 10m

£502

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

LGW London Gatwick - MIA Miami

LGWMIA

London Gatwick

Tue 29/9

10:00-18:45

1 stop13h 45m

Miami

Tue 6/10

21:30-16:25

1 stop13h 55m

£510

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Thu 17/9

08:45-17:25

1 stop13h 40m

Miami

Thu 24/9

13:26-11:55

2 stops17h 29m

£515

LondonMiami

LTN London Luton - MIA Miami

LTNMIA

London Luton

Thu 5/11

07:45-19:30

1 stop16h 45m

Miami

Mon 9/11

21:45-20:50

1 stop18h 05m

£515

LondonMiami

LCY London City - MIA Miami

LCYMIA

London City

Mon 21/9

19:00-14:45

1 stop24h 45m

Miami

Wed 7/10

11:09-08:50

2 stops16h 41m

£518

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Thu 19/11

09:30-22:15

2 stops17h 45m

Miami

Sun 22/11

09:00-05:55

2 stops15h 55m

£522

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Mon 2/11

09:30-22:15

2 stops17h 45m

Miami

Thu 12/11

11:16-06:40

2 stops14h 24m

£522

Flights are sorted by cheapest return flights first.

Deals found on 20/8

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 16 hours 25 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, Icelandair 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.

Comfort

7.5

Boarding

7.7

Crew

8.2

Food

6.7

Entertainment

6.9

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.

Comfort

7.5

Boarding

7.7

Crew

8.2

Food

6.7

Entertainment

6.9

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.

Comfort

7.5

Boarding

7.7

Crew

8.2

Food

6.7

Entertainment

6.9

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.

Comfort

7.5

Boarding

7.7

Crew

8.2

Food

6.7

Entertainment

6.9

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.

Comfort

7.5

Boarding

7.7

Crew

8.2

Food

6.7

Entertainment

6.9

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.

Comfort

7.5

Boarding

7.7

Crew

8.2

Food

6.7

Entertainment

6.9

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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