United Airlines 24 Hours Contact Information

Online

• Website: United Airlines
• Frequent Flyer: Website
• Airline Alliance: Star Alliance

Lost Luggage

For contact information on lost or damaged bags, or lost items.

Social Media

Reservation Numbers (USA & Canada)

• OTA(24x7): _ - No Wait Time

Other Reservations Numbers

• US & Canada:
• Mexico:
• Global Toll-Free:

HQ Address

233 S Wacker Drive,
Chicago,
IL 60606,
USA

Industry Codes

• IATA: UA
• ICAO: UAL
• Ticket/Accounting: 016

Cancel Flight Phone Number

• US & Canada:
• Mexico:
• Global Toll-Free:

Change Flight Phone Number

• US & Canada:
• Mexico:
• Global Toll-Free:

Seat Upgrade Phone Number

• US & Canada:
• Mexico:
• Global Toll-Free:

Customer Service Phone Number

• US & Canada:
• Mexico:
• Global Toll-Free: