Use Google Flights to find cheap flights from Seattle to Chicago, and book tickets for your next trip.

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

Find flights to Chicago from $97. Fly from Seattle on Alaska Airlines, Southwest, Frontier and more. Search for Chicago flights on KAYAK now to find the best deal.

Oct 24, 2025 · Today's featured flight deals from Seattle-Tacoma International Airport (SEA) to Chicago Expedia compares millions of flights to find the best value deals for where you want to go.

Oct 25, 2025 · Cheap flights from Seattle to Chicago (SEA - CHI): Compare last minute flight deals, direct flights and round-trip flights with Orbitz today!

Dec 18, 2025 · Find airfare and ticket deals for cheap flights from Seattle to Chicago. Search flight deals from various travel partners with one click at $97.

Dec 18, 2025 · Find best airfare deals and cheap plane tickets from Seattle, WA to Chicago, IL. Full information on one-way and round-trip SEA to CHI flights, compare last minute flight offers.

Feb 12, 2025 · Yes, direct flights are available from Seattle to Chicago. Major carriers operate non-stop services that typically range in duration between 3 to 4 hours, with ticket prices varying from around …

Nov 5, 2017 · Search and compare airfare from 1000+ airlines and travel sites to get the cheapest flights from Seattle to Chicago with momondo.

Explore our latest deals on flights from Seattle to Chicago. Book your next flight with American Airlines.