£326+ 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 29/10. Fares are subject to change and may not be available on all flights or dates of travel.
— EYW
11 Aug — 18 Aug1
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 12 July 2026.

Thu 1/1006:00
LHR
-
MIA
1 stop13h 35m
TAP AIR PORTUGAL
Sun 11/1016:20
MIA
-
LHR
1 stop25h 35m
TAP AIR PORTUGAL
Deal found 7/7£465
Sun 11/1022:05
STN
-
MIA
2 stops21h 30m
Multiple Airlines
Fri 23/1000:20
MIA
-
STN
2 stops28h 35m
Multiple Airlines
Deal found 11/7£466
Fri 18/906:00
LHR
-
MIA
1 stop13h 35m
TAP AIR PORTUGAL
Sat 26/916:20
MIA
-
LHR
1 stop15h 25m
TAP AIR PORTUGAL
Deal found 10/7£466
Wed 7/1009:40
LTN
-
MIA
1 stop15h 20m
Multiple Airlines
Wed 14/1022:00
MIA
-
LTN
1 stop19h 40m
Multiple Airlines
Deal found 10/7£466
Thu 1/1020:35
LGW
-
MIA
2 stops30h 20m
Multiple Airlines
Sun 11/1016:20
MIA
-
LGW
2 stops26h 05m
Multiple Airlines
Deal found 7/7£466
Wed 2/913:45
LHR
-
MIA
1 stop14h 40m
TAP AIR PORTUGAL
Sun 13/900:30
MIA
-
LHR
1 stop16h 30m
TAP AIR PORTUGAL
Deal found 9/7£467
Wed 2/908:20
STN
-
MIA
2 stops20h 05m
Multiple Airlines
Sun 13/900:30
MIA
-
STN
2 stops27h 15m
Multiple Airlines
Deal found 9/7£468
Thu 10/906:00
LHR
-
MIA
1 stop13h 35m
TAP AIR PORTUGAL
Sun 20/916:20
MIA
-
LHR
1 stop15h 25m
TAP AIR PORTUGAL
Deal found 8/7£468
Fri 30/1010:40
LGW
-
MIA
1 stop16h 05m
TAP AIR PORTUGAL
Wed 11/1116:50
MIA
-
LGW
1 stop17h 15m
TAP AIR PORTUGAL
Deal found 8/7£468
Sat 5/906:00
LHR
-
MIA
1 stop13h 35m
TAP AIR PORTUGAL
Sun 13/916:20
MIA
-
LHR
1 stop13h 00m
TAP AIR PORTUGAL
Deal found 11/7£468
Thu 15/1012:45
LTN
-
MIA
2 stops30h 50m
Multiple Airlines
Wed 21/1003:50
MIA
-
LTN
2 stops26h 05m
Multiple Airlines
Deal found 7/7£468
Mon 12/1016:25
LGW
-
MIA
1 stop27h 10m
TAP AIR PORTUGAL
Sun 18/1016:20
MIA
-
LGW
1 stop12h 25m
TAP AIR PORTUGAL
Deal found 6/7£468

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 12 July 2026
Explore Florida Keys

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 12 July 2026.

Return from

£465

One-way from

£326

Popular in

December

Cheapest in

September

Average price

£594
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 1/10-11/10
  • 2 total stops
  • 39h 10m total
  • London to Miami
29/10
  • 29/10
  • 1 total stop
  • 27h 19m total
  • London to Florida Keys
Highest demand for flights based on searches. 2% potential increase in price.
Cheapest flight prices on average. 1% potential price decrease (£8 potential savings vs. average return price).
Average for return flights in July 2026

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 12 July 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

LHR - MIA

LHRMIA

London Heathrow

Thu 17/9

13:45-14:35

1 stop29h 50m

Miami

Mon 5/10

16:20-18:50

1 stop21h 30m

£488

LondonMiami

LTN - MIA

LTNMIA

London Luton

Tue 15/9

13:40-18:45

1 stop34h 05m

Miami

Thu 17/9

21:30-11:50

1 stop33h 20m

£494

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Sat 5/9

08:45-17:25

1 stop13h 40m

Miami

Sat 12/9

08:25-06:55

2 stops17h 30m

£515

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Tue 3/11

06:00-15:20

1 stop14h 20m

Miami

Thu 12/11

17:10-06:50

Nonstop8h 40m

£522

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Fri 21/8

11:30-20:05

1 stop13h 35m

Miami

Fri 4/9

17:00-06:55

Nonstop8h 55m

£524

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Sat 5/9

21:15-14:35

2 stops22h 20m

Miami

Fri 11/9

00:20-09:45

1 stop28h 25m

£524

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Thu 17/9

07:30-18:52

2 stops16h 22m

Miami

Tue 22/9

08:45-06:55

2 stops17h 10m

£527

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Fri 4/9

10:00-18:45

1 stop13h 45m

Miami

Thu 1/10

21:30-16:25

1 stop13h 55m

£535

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Tue 1/9

10:00-18:45

1 stop13h 45m

Miami

Mon 28/9

21:30-16:25

1 stop13h 55m

£535

LondonMiami

LGW - MIA

LGWMIA

London Gatwick

Sat 12/9

10:00-18:45

1 stop13h 45m

Miami

Fri 25/9

21:30-16:25

1 stop13h 55m

£537

Flights are sorted by cheapest return flights first.

Deals found on 7/7

Showing 1-10 of 60 resultsSorted by cheapest first
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.

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 15 hours 24 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 A.P.G., Norse Atlantic UK and Icelandair.

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 74 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 12 July 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.

Comfort

7.4

Entertainment

6.9

Overall

7.6

Boarding

7.7

Crew

8.2

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.

Comfort

7.4

Entertainment

6.9

Overall

7.6

Boarding

7.7

Crew

8.2

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.

Comfort

7.4

Entertainment

6.9

Overall

7.6

Boarding

7.7

Crew

8.2

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.

Comfort

7.4

Entertainment

6.9

Overall

7.6

Boarding

7.7

Crew

8.2

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.

Comfort

7.4

Entertainment

6.9

Overall

7.6

Boarding

7.7

Crew

8.2

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.

Comfort

7.4

Entertainment

6.9

Overall

7.6

Boarding

7.7

Crew

8.2

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, 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

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.