Are you interested in learning more about the United Airlines Chicago office? The United Airlines Chicago headquarters serves its customers. The crew is available to answer inquiries about flight schedules, ticket buying, and baggage concerns. They also provide information about airport lounges and accommodations for arriving and departing travellers. This office is open for those who are having problems with their reservations or have questions about anything. People are welcome to visit this office during business hours; official holidays will be announced.