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Seattle to Key West route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Key West Intl.
Distance
4347 km

Seattle Flights

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Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Seattle trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

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Frequently asked questions

How much is a flight from SEA to Key West Intl. Airport?
Round-trip journeys between Seattle - Tacoma Intl. Airport (SEA) and Key West Intl. Airport (EYW) start from . This is based on fares advertised within the last 7 days on Expedia for flights departing within the next year — make your booking ASAP so you don’t miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SEA to Key West Intl. Airport?
This can differ between air carriers, as each one has its own terms and conditions. Visit the Customer Service Portal, where there are easy instructions on how to cancel your flight online.
How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to EYW 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 Sea-Tac Airport to EYW flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Seattle - Tacoma Intl. Airport (SEA) to Key West Intl. Airport (EYW)?
You’ll have 4,400 kilometers to cover on the long-haul SeaTac to Key West route. Wear comfortable clothes and consider taking a neck pillow with you.
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to Key West Intl. Airport (EYW)?
If you want to fly straight from SEA to EYW, you’ll need to book a flight with one or more stops. Unfortunately, there aren’t any airlines that fly directly between these airports.
Are Sea-Tac Airport to EYW flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from SEA to Key West Intl. Airport (EYW) can be hit-or-miss. You may be able to score a bargain, but you could also miss out completely! If you’d rather play it safe and start your trip planning early, Expedia compares flight deals up to 12 months in advance. Just remember that not all airlines advertise their prices that far in advance. Our suggestion? Check back often as updates are made regularly.
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