Cheap flights from Sidney to Seattle from $228

Travelers frequently search for route combinations, such as Sidney and Billings, Miami, Santa Ana, Sacramento, Paris, Philadelphia, Phoenix, Manila, Fresno, San Antonio, Charlotte, Salt Lake City, Sydney, Nashville, Houston, Minneapolis, Tokyo, Kyiv, Dallas, Kansas City.

Travelers frequently search for route combinations, such as Seattle and New York, Los Angeles, Mexico City, San Francisco, Guadalajara, Las Vegas, Phoenix, Calgary, Ontario, Denver, Chicago, San Diego, Washington, D.C., Dallas, Boston, Salt Lake City, Orlando, Houston, London, Honolulu.

The main airport in Sidney is Sidney–Richland Municipal. It is also served by Minot International, Sidney–Richland Municipal, Dickinson Theodore Roosevelt Regional.

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, Pangborn Memorial, Vancouver Harbour Flight Centre, Victoria Inner Harbour SPB, Yakima Air Terminal.

Currently, you can fly between Sidney and Seattle with Frontier Airlines, Sun Country Airlines, Alaska Airlines.

If you don’t have specific dates for your trip between Sidney and Seattle, 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.

Traveling between Sidney and Seattle, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.

There are a number of airports in and around Sidney. The main one is Sidney–Richland Municipal and other nearby airports include Minot International, Sidney–Richland Municipal, Dickinson Theodore Roosevelt Regional

There are a number of airports in and around Seattle. The main one is Seattle–Tacoma International and other nearby airports include Vancouver International, Portland International, Abbotsford International, Bellingham International, Paine Field Everett, Pangborn Memorial, Vancouver Harbour Flight Centre, Victoria Inner Harbour SPB, Yakima Air Terminal.