* All fares below were last found on: Nov 21, 2018 and 2:56:03 AM.
Fares are round trip, Fares incl. all fuel surcharges, our service fees and taxes.
Displayed fares are based on historical data, are subject to change and cannot be guaranteed at the time of booking.
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Romantic yet full of colors and energy, Seattle is a world class city with something for everyone. Visit the Seattle Art Museum, Pacific Science Center, Seattle Aquarium and the Museum of Flight. Ride the Ducks Seattle, explore the Tillicum Village on Blake Island. Go for a stroll in any of the beautiful city parks and gardens. Savor delicious seafood along with variety of cuisine from different parts of the globe. Seattle is an amazing place to be. Grab cheap Seattle flights on OneTravel and save more on your trip. OneTravel offers exciting deals on top airlines including Frontier Airlines, Midwest Airlines and US Airways. The average flight time from Washington, DC to Seattle, WA is around five hours and thirty minutes.