£492+ Cheap flights to Key West
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
Flights to Key West in 2025
Find the latest flights to Key West in 2025, 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 30 April 2025.
Find flight deals to Key West
Cheapest flights to Key WestExplore the most affordable flight options available to Key West. Find the lowest fares based on data from user searches, with prices last updated on 30 April 2025.
Explore the most affordable flight options available to Key West. Find the lowest fares based on data from user searches, with prices last updated on 30 April 2025.
Cheapflights Fare Finder
Locate flights to Key West 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 30 April 2025.
Use the filters below to find and compare flights to Key West that are best for you.
Fly from
Route
Depart
Return
Price
LondonKey West
LHR - EYW
LHREYW
London Heathrow
Mon 2/6
09:30-12:53
2 stops32h 23m
Key West
Mon 16/6
14:12-11:25
1 stop16h 13m
LondonKey West
LHR - EYW
LHREYW
London Heathrow
Tue 1/7
12:15-12:42
2 stops29h 27m
Key West
Tue 8/7
13:41-10:40
2 stops15h 59m
LondonKey West
LHR - EYW
LHREYW
London Heathrow
Mon 2/6
20:55-17:30
2 stops25h 35m
Key West
Mon 16/6
14:05-06:45
1 stop11h 40m
LondonKey West
LHR - EYW
LHREYW
London Heathrow
Mon 19/5
09:55-18:49
1 stop13h 54m
Key West
Mon 26/5
17:30-09:25
1 stop10h 55m
LondonKey West
LHR - EYW
LHREYW
London Heathrow
Mon 2/6
06:30-20:07
2 stops18h 37m
Key West
Mon 16/6
11:48-11:25
2 stops18h 37m
LondonKey West
LHR - EYW
LHREYW
London Heathrow
Mon 19/5
06:15-20:07
2 stops18h 52m
Key West
Mon 26/5
18:25-09:25
2 stops34h 00m
LondonKey West
LGW - EYW
LGWEYW
London Gatwick
Mon 2/6
12:00-17:30
2 stops34h 30m
Key West
Mon 16/6
07:10-10:00
2 stops21h 50m
LondonKey West
LHR - EYW
LHREYW
London Heathrow
Fri 13/6
09:15-19:02
2 stops14h 47m
Key West
Fri 20/6
15:02-11:05
2 stops15h 03m
LondonKey West
LGW - EYW
LGWEYW
London Gatwick
Fri 13/6
20:40-19:02
2 stops27h 22m
Key West
Fri 20/6
13:24-10:55
2 stops16h 31m
Best time to book a flight to Key West
Have a flexible travel schedule? Discover the best time to fly to Key West with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight to Key West
When is the best time to book a flight to Key West?
Use this chart to determine the optimal time to book a return flight from London to Key West. Price data was last updated on 25 April 2025.
The price you pay for your flight to Key West may vary depending on when you book. For the best chance of a lower fare, look to book 80 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
How long is the flight to Key West?
On average, a flight from London to Key West takes 25 hours 14 minutes. Flights to Key West 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 most popular airlines that fly to Key West?
The most popular airlines flying from London to Key West are Virgin Atlantic, British Airways and Finnair.
What are the cheapest airlines that fly to Key West?
The cheapest airlines flying from London to Key West are Virgin Atlantic, British Airways and Finnair.
Rainfall in Key West by month
Plan your trip to Key West by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Key West ranges from 38.0 - 170.0 inches per month. September is typically the wettest month, when rainfall can reach 170.0 mm. February is typically the driest time to visit Key West when rainfall is around 38.0 mm.
Temperature in Key West by month
Plan your trip to Key West by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Key West, use this chart to help with planning. For those seeking warmer temperatures, June 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 21.0 C).
Reviews of airlines servicing Key West
Get insights into the airlines that provide service to Key West. 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 Key West. Reviews last updated 30 April 2025.
Food
Comfort
Overall
Boarding
Crew
Entertainment
Reviews
Colin,Sept 2024
LHR - BOS
Food
Comfort
Overall
Boarding
Crew
Entertainment
Reviews
Colin,Sept 2024
LHR - BOS
Food
Comfort
Overall
Boarding
Crew
Entertainment
Reviews
Colin,Sept 2024
LHR - BOS
Food
Comfort
Overall
Boarding
Crew
Entertainment
Reviews
Colin,Sept 2024
LHR - BOS
Food
Comfort
Overall
Boarding
Crew
Entertainment
Reviews
Colin,Sept 2024
LHR - BOS
Food
Comfort
Overall
Boarding
Crew
Entertainment
Reviews
Colin,Sept 2024
LHR - BOS
FAQs about flying to Key West
Getting around Key West
Visitors should be aware that parking can be difficult to find and is quite expensive, the locals prefer to cycle around the narrow city streets or use a convenient scooter or golf cart.
Getting from the Airport to the City
Flights to Key West arrive at Key West International Airport (EYW) where visitors have limited options for getting to the city centre. There is a reliable shuttle service that runs to Truman Avenue, simply call and wait about 12 minutes for the shuttle bus to arrive. If you would prefer to rent a car on your arrival you can find all the major companies located within the main terminal building.
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 Key West by cabin class
Find flights to Key West, 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 Key West?
Cheapflights makes it easy to find Key West 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 Key West?
Cheapflights simply makes it quick and affordable to book flights to Key West by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights to Key West with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights to Key West, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights to Key West become cheaper?
Of course! You can track prices for flights to Key West and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals to set up your price alerts.