CHI · Chicago
City code CHI covers every airport in Chicago: ORD, MDW. Handy to search flights to any airport of the city.
ORDChicago O'Hare International AirportKORD · 04:05
MDWChicago Midway International AirportKMDW · 04:05
Advertisement
On a booking site, searching “CHI” shows flights to all these airports at once.