£362+ Cheap flights to Florida Keys

— EYW
5 Oct — 12 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

Wed 14/1011:45 -
1 stop13h 58m
Tue 20/1018:05 -
Nonstop9h 00m
Deal found 4/9£490
Thu 1/1008:00 -
2 stops35h 35m
Fri 16/1000:20 -
2 stops19h 05m
Deal found 5/9£490
Fri 16/1009:25 -
1 stop13h 00m
Wed 4/1108:00 -
2 stops28h 50m
Deal found 4/9£490
Sun 15/1107:45 -
2 stops19h 00m
Sat 21/1116:50 -
2 stops25h 20m
Deal found 4/9£491
Thu 22/1014:45 -
1 stop13h 54m
Wed 28/1023:20 -
Nonstop8h 45m
Deal found 4/9£491
Sat 24/1018:15 -
2 stops27h 40m
Mon 2/1119:45 -
2 stops20h 05m
Deal found 4/9£491
Mon 28/920:40 -
1 stop28h 25m
Fri 16/1016:55 -
1 stop12h 55m
Deal found 4/9£491
Fri 30/1006:55 -
1 stop19h 50m
Fri 6/1123:50 -
1 stop19h 05m
Deal found 4/9£492
Thu 8/1015:15 -
1 stop14h 38m
Fri 16/1013:19 -
1 stop12h 51m
Deal found 4/9£492
Thu 19/1107:00 -
2 stops18h 50m
Sun 29/1117:15 -
2 stops19h 45m
Deal found 5/9£492
Fri 9/1017:00 -
2 stops32h 00m
Fri 16/1011:47 -
2 stops16h 38m
Deal found 4/9£492
Sat 21/1105:55 -
2 stops19h 30m
Sat 5/1222:45 -
2 stops19h 25m
Deal found 5/9£493

Find flights to Florida Keys

Explore Florida Keys

Find flight deals to Florida Keys

Return from

£490

One-way from

£362

Popular in

August

Cheapest in

January

Average price

£514
United Airlines
  • United Airlines
  • 13/1-6/2
  • 2 total stops
  • 28h 25m total
  • London to Miami
17/11-31/12
  • 17/11-31/12
  • 3 total stops
  • 27h 25m total
  • London to Florida Keys
Highest demand for flights based on searches. 4% potential increase in price (£26 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 September 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

Wed 30/12

08:00-22:50

2 stops19h 50m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£367

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Tue 15/12

07:20-20:54

2 stops18h 34m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£367

LondonMiami

LTN London Luton - MIA Miami

LTNMIA

London Luton

Wed 23/9

18:10-18:45

1 stop29h 35m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£367

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Sun 1/11

06:10-00:45

2 stops23h 35m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£368

LondonMiami

LTN London Luton - MIA Miami

LTNMIA

London Luton

Tue 15/9

20:35-23:25

3 stops31h 50m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£369

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Thu 5/11

07:15-00:45

2 stops22h 30m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£370

LondonMiami

LCY London City - MIA Miami

LCYMIA

London City

Tue 5/1

17:45-14:35

1 stop25h 50m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£371

LondonMiami

LGW London Gatwick - MIA Miami

LGWMIA

London Gatwick

Thu 12/11

08:30-17:30

1 stop14h 00m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£371

LondonMiami

LTN London Luton - MIA Miami

LTNMIA

London Luton

Thu 19/11

07:15-19:30

1 stop17h 15m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£372

LondonMiami

LHR London Heathrow - MIA Miami

LHRMIA

London Heathrow

Fri 4/12

17:15-21:02

2 stops32h 47m

Miami

Wed 31/12

00:00-06:00

Nonstop0h 00m

£374

Flights are sorted by cheapest return flights first.

Deals found on 4/9

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 22 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, Scandinavian Airlines and SWISS.

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.

Crew

8.2

Food

6.7

Boarding

7.6

Comfort

7.4

Overall

7.6

Entertainment

6.9

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.

Crew

8.2

Food

6.7

Boarding

7.6

Comfort

7.4

Overall

7.6

Entertainment

6.9

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.

Crew

8.2

Food

6.7

Boarding

7.6

Comfort

7.4

Overall

7.6

Entertainment

6.9

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.

Crew

8.2

Food

6.7

Boarding

7.6

Comfort

7.4

Overall

7.6

Entertainment

6.9

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.

Crew

8.2

Food

6.7

Boarding

7.6

Comfort

7.4

Overall

7.6

Entertainment

6.9

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.

Crew

8.2

Food

6.7

Boarding

7.6

Comfort

7.4

Overall

7.6

Entertainment

6.9

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 40 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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