€617 Cheap Flights London to Key West (LHR-EYW)

View €617 flight on Mon, 2 Mar 2026Opens in a new window

Popular airlines from Heathrow Airport (LHR) to Key West Intl. Airport (EYW)

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Cheap flights from London to Key West (LHR-EYW)

Prices were available within the past 7 days and start at €617 for one-way flights and €547 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Mon, 2 Mar - Mon, 16 Mar
LHR
London
EYW
Key West
€547 Return, found 2 days ago
€547
Return
found 2 days ago
Select British Airways flight, departing Mon, 2 Mar from London to Key West, returning Mon, 16 Mar, priced at €547 found 2 days ago
British Airways
Mon, 2 Mar - Mon, 16 Mar
LHR
London
EYW
Key West
€558 Return, found 2 days ago
€558
Return
found 2 days ago
Select British Airways flight, departing Mon, 2 Mar from London to Key West, returning Mon, 16 Mar, priced at €558 found 2 days ago
British Airways
Mon, 2 Mar - Mon, 16 Mar
LHR
London
EYW
Key West
€558 Return, found 2 days ago
€558
Return
found 2 days ago
Select British Airways flight, departing Mon, 2 Mar from London to Key West, returning Mon, 16 Mar, priced at €558 found 2 days ago
Virgin Atlantic
Mon, 2 Mar - Mon, 16 Mar
LHR
London
EYW
Key West
€565 Return, found 2 days ago
€565
Return
found 2 days ago
Select Virgin Atlantic flight, departing Mon, 2 Mar from London to Key West, returning Mon, 16 Mar, priced at €565 found 2 days ago
Delta
Mon, 2 Mar - Mon, 16 Mar
LHR
London
EYW
Key West
€565 Return, found 2 days ago
€565
Return
found 2 days ago
Select Delta flight, departing Mon, 2 Mar from London to Key West, returning Mon, 16 Mar, priced at €565 found 2 days ago
American Airlines
Mon, 2 Mar - Mon, 16 Mar
LHR
London
EYW
Key West
€565 Return, found 2 days ago
€565
Return
found 2 days ago
Select American Airlines flight, departing Mon, 2 Mar from London to Key West, returning Mon, 16 Mar, priced at €565 found 2 days ago
British Airways
Mon, 2 Mar - Mon, 16 Mar
LHR
London
EYW
Key West
€569 Return, found 2 days ago
€569
Return
found 2 days ago
Select British Airways flight, departing Mon, 2 Mar from London to Key West, returning Mon, 16 Mar, priced at €569 found 2 days ago
KLM
Mon, 2 Mar - Mon, 16 Mar
LHR
London
EYW
Key West
€572 Return, found 2 days ago
€572
Return
found 2 days ago
Select KLM flight, departing Mon, 2 Mar from London to Key West, returning Mon, 16 Mar, priced at €572 found 2 days ago
Finnair
Mon, 2 Mar - Mon, 16 Mar
LHR
London
EYW
Key West
€575 Return, found 2 days ago
€575
Return
found 2 days ago
Select Finnair flight, departing Mon, 2 Mar from London to Key West, returning Mon, 16 Mar, priced at €575 found 2 days ago
British Airways
Mon, 2 Mar - Mon, 16 Mar
LHR
London
EYW
Key West
€576 Return, found 2 days ago
€576
Return
found 2 days ago
Select British Airways flight, departing Mon, 2 Mar from London to Key West, returning Mon, 16 Mar, priced at €576 found 2 days ago
London to Key West route information
Origin airport
Heathrow
Destination airport
Key West Intl.
Return price
€546
Distance
7268 km

Perfect flights from London to Key West

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from London to Key West. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Heathrow to Key West Intl. ticket options cater to your travel preferences, with incredible one-way fares from €617 and roundtrip prices from €547. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Key West Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Key West.

Frequently asked questions

How much is a flight from Heathrow Airport to Key West Intl. Airport?
The lowest price advertised for a round-trip flight from Heathrow Airport to EYW is €547. But you better move fast. This price is based on fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from LHR to Key West Intl. Airport?
Each airline has its own set of terms and conditions. If you decide to cancel your escape, visit our Customer Service Portal.
How do I find cheap flights from Heathrow Airport (LHR) to Key West Intl. Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for LHR to Key West Intl. Airport (EYW) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Heathrow Airport (LHR) to Key West Intl. Airport?
With around 7,300 kilometres separating Hounslow and Key West, your flight will be a long one. Pack wisely and make your time in the air more comfortable. Little things like an extra pair of socks and a quality neck pillow can make a massive difference.
Which airlines fly direct from London Heathrow to EYW?
If you want to travel straight from London Heathrow to Key West Intl. Airport, you'll need to book a flight with one or more stops. Unfortunately, there are no airlines that fly directly between these airports.
Are Heathrow Airport (LHR) to Key West Intl. Airport (EYW) flight tickets cheaper when they're purchased at the last minute?
Flight prices are constantly going up and down, so there are no guarantees. While last-minute flight deals between Heathrow Airport and Key West Intl. Airport are possible, it also makes sense to keep an eye on prices well before you fly. In fact, some carriers publicize their prices up to 12 months ahead of the departure date. Expedia is constantly updating the best airfare bargains around, so keep checking and be ready to lock in your seat when fare prices drop.

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