Direct flights available:
387 PER WEEK
Popular non-direct routes for this connection are G.Bush Intercont - Detroit Metro - Midway, G.Bush Intercont - Detroit Metro - O'Hare Intl and G.Bush Intercont - Saint Paul Intl - Midway.
You can fly from Houston to Chicago indirect via Detroit Metro, Saint Paul Intl or Hartsfield Jackson.
Direct flights available on