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  1. Flights
  2. United States
  3. Key West, FL

Cheap flights to Key West, FL

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Discover the cheapest flights to Key West, FL
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Mon 11 Jan - Thu 14 Jan
Allegiant Air
Allegiant AirDirect
Tampa, FL - Key West, FL
Allegiant Air
Allegiant AirDirect
Key West, FL - Tampa, FL
-11 %
64£
58£
Prime price per passenger
Sun 13 Dec - Wed 16 Dec
Allegiant Air
Allegiant AirDirect
Tampa, FL - Key West, FL
Allegiant Air
Allegiant AirDirect
Key West, FL - Tampa, FL
65£
59£
Prime price per passenger
Fri 22 Jan - Mon 25 Jan
Allegiant Air
Allegiant AirDirect
Tampa, FL - Key West, FL
Allegiant Air
Allegiant AirDirect
Key West, FL - Tampa, FL
79£
75£
Prime price per passenger
Thu 31 Dec - Mon 4 Jan
Allegiant Air
Allegiant AirDirect
Orlando - Key West, FL
Breeze Airways
Breeze AirwaysDirect
Key West, FL - Orlando
143£
134£
Prime price per passenger
Tue 1 Dec - Fri 4 Dec
Breeze Airways
Breeze AirwaysDirect
Orlando - Key West, FL
Breeze Airways
Breeze AirwaysDirect
Key West, FL - Orlando
171£
160£
Prime price per passenger
Sat 30 Jan - Sun 7 Feb
American Airlines
American AirlinesDirect
Washington - Key West, FL
American Airlines
American AirlinesDirect
Key West, FL - Washington
282£
277£
Prime price per passenger
Sun 6 Dec
Allegiant Air
Allegiant AirDirect
Orlando - Key West, FL
31£
29£
Prime price per passenger
Sun 13 Dec
Allegiant Air
Allegiant AirDirect
Orlando - Key West, FL
31£
Prime price per passenger
Thu 21 Jan
Allegiant Air
Allegiant AirDirect
Orlando - Key West, FL
37£
36£
Prime price per passenger
Thu 31 Dec
Allegiant Air
Allegiant AirDirect
Orlando - Key West, FL
53£
49£
Prime price per passenger
Thu 14 Jan
American Airlines
American AirlinesDirect
Newark, NJ - Key West, FL
248£
Prime price per passenger
Sat 30 Jan
American Airlines
American AirlinesDirect
Norfolk - Key West, FL
260£
251£
Prime price per passenger
The prices shown on this page were available within the last 20 days for the specified periods and should not be considered the final price offered. Please note that availability and prices are subject to change.

Popular flight routes to Key West, FL

London
Flights from Londonto Key West, FL
1187£
Prime price per passenger
Orlando
Flights from Orlandoto Key West, FL
-22 %
104£
82£
Prime price per passenger
Miami
Flights from Miamito Key West, FL
200£
194£
Prime price per passenger
Manchester
Flights from Manchesterto Key West, FL
474£
464£
Prime price per passenger
Tampa
Flights from Tampato Key West, FL
86£
80£
Prime price per passenger
Destination airportKey West International AirportFor flights to Key West, FL
Popular AirlineAllegiant AirMost popular airline flying to Key West, FL
Peak seasonMarchAccording to search data from our customers, March is the busiest time to fly to Key West, FL
Low seasonDecemberAccording to search data from our customers, December is the least busy time to fly from to Key West, FL

How long is the flight to Key West, FL?

If you’re planning to fly to Key West, FL, we at eDreams have analysed the most popular routes to help you plan your journey. From Birmingham, the flight takes approximately 12h 4m; from Glasgow, around 12h 4m; and from Manchester, about 12h 9m.
Flight Time (in hours)
BirminghamGlasgowManchesterLondonEdinburgh
0h 5h 10h 15h
12h 4m
12h 4m
12h 9m
12h 34m
12h 46m

How much does a flight to Key West, FL cost?

At eDreams you can find flights from London to Key West, FL starting from £403, with an average price of £854. If you depart from other cities such as Inverness, you can find tickets from £436, and from Manchester starting from £463, according to data from the last 72 hours.
Filter by
LondonInvernessManchesterEdinburghGlasgow
£403
£854
£436
£436
£463
£1,083
£482
£482
£558
£617
LondonCheapest
Cheapest Price: £403
Cheapest
Average

Book your flight to Key West, FL

eDreams brings together every option for your trip to Key West, FL (United States) in a single search. Browse airlines, flight times, layovers and prices side by side, and use the departure time or duration filters to zero in on the flight that works for you.

Recently, the cheapest fare to Key West, FL booked through eDreams was £29. This figure is only a guide, though, since your own price will shift depending on when you travel and how early you book.

Among travellers heading to Key West, FL, American Airlines is the airline of choice.

Weather guide for Key West, FL

Your ideal time to visit Key West, FL comes down to the kind of weather you enjoy. In Key West, FL, temperatures typically reach around 32ºC at the peak of summer and fall as low as 19ºC during the coldest spell. Knowing this in advance helps with choosing your travel dates, packing the right clothes and planning what to do while you're there.

  • Typical highs: temperatures can reach around 32ºC in the hottest months
  • Typical lows: temperatures can drop to about 18ºC in the coldest months
  • Hottest month: August
  • Coldest month: January
  • Driest month: February
  • Wettest month: September

Which airlines fly to Key West, FL

Allegiant Air runs non-stop flights to Key West, FL, departing from the following cities:

  • Miami flown by Allegiant Air
  • Washington flown by Allegiant Air
  • Charlotte flown by Allegiant Air
  • Tampa, FL flown by American Airlines

If you don't mind a stopover, you can also reach Key West, FL via American Airlines, among others. Some of the departure cities on these connecting routes include:

  • London flown by American Airlines
  • London flown by British Airways

Tips for a cheaper flight to Key West, FL

Keep these quick checks in mind to cut the cost of your trip to Key West, FL:

  • Flexible dates: look at a handful of departure days before settling on one. Shifting your trip by a day in either direction can sometimes bring the fare down noticeably.
  • Nearby airports: it's worth comparing the alternatives. An airport a little further from Key West, FL can sometimes work out cheaper than flying into the main one.
  • Baggage: check exactly what's included in each fare before you commit. Knowing your allowance upfront means no surprise costs when you reach the airport.

Before you fly, look into the entry requirements for United States and allow plenty of time to get any documents sorted.

One more thing: booking a hotel alongside your flight unlocks exclusive discounts on your stay, and adding a hire car to the same booking can bring further savings when combined with your flights and accommodation.

FAQs about flights to Key West, FL

What’s the best way to search for cheap flights to Key West, FL on eDreams UK?
At eDreams UK you can find cheap flights from £29 to Key West, FL. Our platform utilizes advanced technologies, including machine learning and real-time user search data, to offer a variety of options. This ensures you can pick the flights that best fit your preferences and schedule for your trip to Key West, FL.
When is the best season to fly to Key West, FL?
According to our customers' flight searches, the ideal time to travel to Key West, FL is March.
The next optimal month for flying to Key West, FL is April.
Finally, June is the third most popular choice for visiting Key West, FL.
However, if you’re looking for a less crowded experience, we can mention that December is the month with the lowest demand for flights to Key West, FL, meaning there is less tourism during this time. This allows you to enjoy a more peaceful experience while exploring the destination.
Which airlines offer the cheapest flights to Key West, FL?

After reviewing the prices for our customers’ bookings from the UK to Key West, FL, the cheapest flight options you have are:

  • The average cost of a one-way ticket with Lufthansa is £1,050.47 . For a flight from Manchester to Key West, FL is £945.97, while it costs £1,154.97 if you depart fromEdinburgh.
  • The airline British Airways offers one-way tickets at an average cost of £1,153.86. This figure is based on the average flight prices from Glasgow to Key West, FL, which is approximately £652.14, and from Edinburgh,where the average price is £809.77.
  • TAP Portugal: On average, a one-way ticket costs £1,489.47. The flight from Manchester to Key West, FL has an average cost of £1,489.47, while a ticket from Manchester is approximately £1,238.99.
Which airlines operate flights to Key West, FL?

Here are some airlines that provide direct flights from the UK to Key West, FL:

  • Allegiant Air offers flights originating from Orlando, Tampa, FL and Asheville.
  • American Airlines also offers numerous flights, including several departing from Miami, Washington and from Chicago.
  • Spirit Airlines provides flights from Orlando, Tampa and also from Tampa.

The airlines providing flights to Key West, FL with layovers are:

  • American Airlines, which serves flights from London, Manchester or Edinburgh.
  • British Airways, that operates flights from Chicago and Orlando, as well as from New York City.
  • Breeze Airways, which offers flights from Orlando, Chicago and also Charlotte.
What is the typical weather like in Key West, FL?
For those seeking warm weather, the ideal time to visit Key West, FL is in August, July and September. During these months, temperatures typically soar to an average of 32º, and you'll find that April, March and January are the sunniest months, with an average of 25 hours of sunshine. Conversely, if you favor cooler weather, consider planning your trip to Key West, FL in January, February or December. During this period, you can expect an average temperature of 19º. For travelers indifferent to temperature but keen to steer clear of rain, it’s wise to avoid visiting during September, August and October, when the average precipitation in Key West, FL reaches 144mm. Instead, consider the drier months of February, January and March, which feature significantly lower rainfall, averaging only 47mm.

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