SEA to ORD (Seattle to Chicago) Flights

Last Minute Flights from SEA to ORD

Best airfare and ticket deals for SEA to ORD flights are based on recent deals found by Expedia.com customers within the past 7 days.

OriginDestinationTravel DatesFlights From*
SEAChicagoMay 26 to May 28$281
*Prices include taxes and fees

Cheapest SEA to ORD Flights

Best airfare and ticket deals for SEA to ORD flights are based on recent deals found by Expedia.com customers within the past 7 days.

OriginDestinationTravel DatesFlights From*
SEAChicagoNovember 5 to November 5$140
SEAChicagoAugust 20 to August 21$149
SEAChicagoOctober 16 to October 19$149
PAEChicagoAugust 13 to August 27$424
*Prices include taxes and fees
SEA to ORD Flight Details
Origin airport
Seattle - Tacoma Intl.
Origin airport IATA code
SEA
Destination airport
O'Hare Intl.
Destination airport IATA code
ORD
Distance
1715 mi

Frequently asked questions

Which airlines with flights from Sea-Tac Airport to Chicago, IL Airport (ORD-O'Hare Intl.) allow free cancellation due to COVID-19?
For a list of airlines that allow flexible COVID-19 related changes, just use our convenient filter function. Start by typing in your travel dates. Then, once the available flights have popped up, check the “No change fee” box under the “Flexible change policies” subheading to the left. Spend some time reading through the carrier’s cancellation policies before securing your SEA to Chicago, IL Airport (ORD-O’Hare Intl.) airfare.
What airlines fly direct from SEA to Chicago, IL Airport (ORD-O'Hare Intl.)?