Contact Us

Customer satisfaction is a leading priority for the Chicago Department of Aviation (CDA). There are several resources to answer any questions you may have or to provide comments about your time within Chicago's Airport System. You can view the frequently asked questions for each airport or contact the appropriate customer service agent at the links provided below.

Airline Info

O'Hare Airlines
Midway Airlines​

Customer Service

Phone: O'Hare Intl.: (800) 832-6352 /  Midway Intl.: (773) 838-0600
Address: Chicago Department of Aviation (CDA)
Customer Service
P.O. Box 66142

Chicago, IL 60666​

Airport Emergency Contacts (No Flight Information)

O'Hare: (773) 894-9111
Midway: (773) 838-9111

​​Contact airlines for flight information: O'HareMidway​

Media Relations

(773) 686-3700

FOIA Requests

Saundra Fried​

Title VI Procedure

Click h​ere to view the complaint procedure and form.

First Amendment Rules and Regulations Governing Chicago's Airport System

Click here​ to view the rules and regulations.
Cassandra Smith​​​​​​


O'Hare - Frequently Asked Questions
Midway - Frequently Asked Questions
Badging Offices​


Social Media

​O'Hare Facebook
O'Hare Twitter
O'Hare Instagram
Midway Facebook
Midway Twitter
Midway Instagram​​