Cheap flights from Seattle, WA to Kos, Greece

Travelers frequently search for route combinations, such as Seattle and Denver, Las Vegas, Mexico City, Orlando, Atlanta, Austin, London, Houston, Paris, Barcelona, Rome, Los Angeles, Phoenix, Washington, D.C., Detroit, Madrid, Dublin, Minneapolis, Cleveland, Guadalajara.

Travelers frequently search for route combinations, such as Kos and New York, Athens, Denver, London, Los Angeles, Thessaloniki, Tel Aviv, San Francisco, Rome, Amsterdam, Barcelona, Paris, Madrid, Boston, Chicago, Brussels, Nashville, Oakland, Vienna, Toronto.

Seattle is mainly served by Seattle–Tacoma International. But there are other airports nearby, including Kenmore Air Harbor Seaplane Base, Boeing Field.

The main airport in Seattle is Seattle–Tacoma International. It is also served by Vancouver International, Portland International, Abbotsford International, Bellingham International, Paine Field Everett, Vancouver Harbour Flight Centre, Yakima Air Terminal, Victoria Inner Harbour SPB, Pangborn Memorial.

The main airport in Kos is Kos Island International. It is also served by Kos Island International, Kalymnos Island National.

Yes, it's possible to combine different modes of transport between Seattle and Kos thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between Seattle and Kos can give rise to new adventures. Read more about how Virtual Interlining works on Kiwi.com Stories.

Virtual Interlining provides a revolutionary way of traveling. You can combine different modes of transport like flights, trains, and buses into one itinerary. And this often saves money. Thanks to the world's largest carrier database, the Kiwi.com search function enables anyone to mix and match different modes of transport easily.

Currently, you can fly between Seattle and Kos with Alaska Airlines, Condor, Norse Atlantic Airways, WestJet, TUI Airways.

If you don’t have specific dates for your trip between Seattle and Kos, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.