$790 Cheap Flights from London (YXU) to Key West (EYW)

View $790 flight on Tue, Dec 2, 2025Opens in a new window

Popular airlines from London, ON (YXU-London Intl.) to Key West Intl. Airport (EYW)

Cheap Flights from London to Key West (YXU-EYW)

Prices were available within the past 7 days and start at $790 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from London Intl. Airport (YXU) to Key West Intl. Airport (EYW) cost?
Snag a cheap one-way flight from $790 or cheap return flight from London Intl. Airport (YXU) to Key West Intl. Airport (EYW) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from London Intl. Airport (YXU) to Key West Intl. Airport (EYW)?
Planning your getaway for may help you find better deals, as it's the cheapest month for flights between YXU and EYW. You'll typically find the lowest fares during the off-season.
What is the cheapest airline that flies from London Intl. Airport (YXU) to Key West Intl. Airport (EYW)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest YXU to EYW flight.
How many flights per day from London Intl. Airport (YXU) to Key West Intl. Airport (EYW)?
There are no daily direct flights from London Intl. Airport (YXU) to Key West Intl. Airport (EYW). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from YXU to EYW?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change based on a range of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from London Intl. Airport (YXU) to Key West Intl. Airport (EYW)?
To avoid potential delays on the London Intl. Airport (YXU) to Key West Intl. Airport (EYW) route, aim to fly before 3 PM. Departures after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from London Intl. Airport (YXU) to Key West Intl. Airport (EYW) last-minute?
Booking your ticket from YXU to EYW just before your getaway is generally more expensive. However, if there's some wiggle room with your schedule, you could snag a cheap last-minute fare.
Is it cheaper to book a YXU to EYW flight and hotel package?
Booking a YXU to EYW flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Pick from our impressive range of accommodations and then add activities, flights and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from London Intl. Airport (YXU) to Key West Intl. Airport (EYW)?
In most instances, you can reschedule or cancel your YXU to EYW flight. However, additional charges may apply, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you need more information, visit our Customer Service portal.

Travel information

Travel information

Origin airport
London Intl.
Destination airport
Key West Intl.
Distance
1276 mi

Book with confidence

Book with confidence

London to Key West Flights

The cheapest times to fly from London to Key West

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from London to Key West are during the month of . You can find some of the cheapest flights from London to Key West with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from London to Key West

Sunday is one of the best days to book for cheap flights from London to Key West: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from London to Key West

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from London to Key West in 2025. You can also book with separate airlines for your outbound and return journeys, from $790 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap London to Key West flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your London to Key West airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

London to Key West Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.