Cheap Flight Tickets from Key West (EYW) to Seattle (SEA)

Low Price Flights from Key West to Seattle

Hotels in Seattle

Worldwide Coverage

Flights to over 5,000 cities

One-stop Service Guarantee

Price guaranteed upon confirmed payment, booking guaranteed once tickets issued

Secure Payment

Convenient & reliable booking and payment system

Flights from Key West to Seattle Starting at CNY 356

We've found these cheap flights for you. You can book one-way or return flight tickets.

One way
Return

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Find the best time to fly from Key West to Seattle

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Airlines Flying from Key West to Seattle

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

United Airlines

From AU$ 288

Silver Airways

From AU$ 292

Alaska Airlines

From AU$ 569

Delta Air Lines

From AU$ 589

American Airlines

From AU$ 639

ANA airlines

Find more flights and airlines

Alternative Routes from Key West to Seattle

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Key West to Seattle.

Cheapest
EYW
20:10
20h 35m
2 transfer
SEA
13:45
Key West International Airport - Seattle-Tacoma International Airport
Fri, May 3United Airlines
AU$ 288
EYW
20:10
20h 35m
2 transfer
SEA
13:45
Key West International Airport - Seattle-Tacoma International Airport
Fri, May 3United Airlines
AU$ 288
Find More Flights

How do I find the cheapest flights?

When are flight from Key West (EYW) to Seattle (SEA) the cheapest?
Airlines adjust prices for flights from Key West to Seattle based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much are flights from Key West (EYW) to Seattle (SEA) cost?
According to Trip.com's data, the lowest price is around AU$ 1,016.
What is the transportation method from the main airport to downtown in Seattle?
- The distance from Seattle-Tacoma International Airport to downtown is about 17km, by taxi about 30 minutes.
How many airports in Seattle (SEA)?
There are 3 airport(s) in Seattle (SEA): King County (Boeing Field) International Airport, Lake Union Sea Plane Base and Seattle-Tacoma International Airport.

How to find a cheap flight from Key West to Seattle

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Key West to Seattle. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

Check airline and travel agency websites for latest flight deals

Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

Save up to £10 per person when booking your flights on Trip.com