Direct flights available:
320 PER WEEK
Popular non-direct routes for this connection are Seattle Tacoma - Los Angeles Intl - O'Hare Intl, Seattle Tacoma - San Francisco Intl - O'Hare Intl and Seattle Tacoma - Saint Paul Intl - O'Hare Intl.
You can fly from Seattle Tacoma to Chicago indirect via Los Angeles Intl, San Francisco Intl or Saint Paul Intl.
Direct flights available on