Travel Southwest Airlines comes to Chicago O’Hare, Houston Intercontinental, won’t abandon Midway, Hobby October 12, 2020 Chris Woodyard, USA TODAY Comments Off on Southwest Airlines comes to Chicago O’Hare, Houston Intercontinental, won’t abandon Midway, Hobby Southwest Airlines vows to continue to serve two airports in Chicago and Houston. Service at O'Hare and Intercontinental airports will start in 2021.