Flights from Chicago to Seattle. Use Google Flights to plan your next trip and find cheap one way or round trip flights from Chicago to Seattle. Find the best flights fast, track prices, and...

Are you searching for American Airlines flights from Chicago to Seattle? Find the best selections and fly in style.

Cheap Flights from Chicago (ORD) to Seattle (SEA) start at $54 for one-way and $115 for round trip. Earn your airline miles on top of our rewards!

Find United Airlines cheap flights from Chicago to Seattle. Enjoy a Chicago to Seattle modern flight experience in premium cabins with Wi-Fi.

Find the best deals on flights from Chicago O'Hare International (ORD) to Seattle / Tacoma International (SEA). Compare prices from hundreds of major travel agents and airlines, all in …

Find the best deals on flights from Chicago (CHIA) to Seattle (SEAA). Compare prices from hundreds of major travel agents and airlines, all in one search.

Looking for a cheap last-minute deal or the best round-trip flight from Chicago to Seattle / Tacoma International? Find the lowest prices on one-way and round-trip tickets right here.

Searching for cheap flights from Chicago to Seattle? Enjoy comfort, premium cabin legroom and free movies with Alaska Airlines. Find the lowest fares today.

Each day, there are between 5 and 9 nonstop flights that take off from Chicago O'Hare Intl Airport and land in Seattle, with an average flight time of 4h 45m. The most common departure time is …

Fly with Spirit Airlines and get a great deal on flights from Chicago to Seattle. With Spirit's Bare Fare™ You Pay Only the Services You Need!