Chicago (ORD) to Seattle / Tacoma (SEA) flight deal from $89 USD in economy class – flightdeals.net

Home Premium Fare Deals About Pricing

United Airlines

UAUnited Airlines

One Way•Economy

O'Hare International Airport

Chicago, United States

Seattle–Tacoma International Airport

Seattle / Tacoma, United States

$157 USD

-43%$89 USD

Verified Nov 1, 2025 at 7:04 AM

November 2025

Mon

Tue

Wed

Thu

Fri

Sat

Sun

27 28 29 30 31 1$405 2$405 3$405 4$390 5$390 6$390 7$390 8$299 9$299 10$299 11$298 12$298 13$298 14$198 15$179 16$179 17$179 18$179 19$179 20$179 21$179 22$125 23$179 24$89 25$125 26$125 27$89 28$407 29$407 30$703

Fair Availability

24% of dates checked are available within 10% of the lowest price

Tuesday, November 18th, 2025

Outbound Flights

·

→

·

→

·

→