* All fares below were last found on: Jan 15, 2019 and 5:00:59 PM.
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.
See all booking terms and conditions
Find the deals you want & manage your trips ... all while on the go.
Earn rewards points & other travel perks when you spend.
Get inspired, learn expert tips & add to your travel bucket list.
Get there on time,every time!
Book your flights from Chicago to Seattle and save big on airfares. Also known as Emerald City, Seattle is a beautiful coastal port situated in US state of Washington. Surrounded with amazing Olympic Mountains and Cascade Mountains, Seattle is one destination that aptly balances beauty with adventure. Visit Pioneer Square which is stuffed with museums and art galleries and boasts of Victorian Romanesque Architecture. Enjoy a romantic cruise with your loved one at Elliott Bay and indulge in exciting hiking trails at Seward Park which also contains an amphitheater and art studio.
American Airlines, United Airlines, US Airways, Alaska Airlines and Virgin America are some of the premier airlines that operate flights between Chicago and Seattle. Take advantage of exclusive deals on flights to Seattle and save more to splurge on a vacation. Generally the flight time taken to cover the 1,731 miles distance between Chicago and Seattle is about four hours and thirty minutes which excludes the layover time. While there are a lot of entertainment options available on flight, it’s also recommended that you carry some good books for the travel.