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