Call United Airlines to speak with a customer-service representative. The phone number for the airline is 1-800-864-8331.
Say the word "Agent" to speak with an employee of United Airlines. The phone numbers for United Airlines connects you to an automated system that allows you to speak your choices.
Write down the name of the customer-service representative to whom you speak, as well as the time and date on which you spoke to him. You must provide this information to United Airlines customer service at a later date regarding your complaint.
Provide your contact and flight information. You must state your name, address, flight number, date of travel and takeoff and arrival airports so that the customer- service representative can locate your information.
File your complaint. Clearly and succinctly state your complaint to United Airlines. Be sure to include the names of any flight attendants, pilots or other personnel who contributed to your unsatisfactory experience.