Call United Airlines Customer Service for discounts and deals, so that your journey remains hassle-free. You can freely enjoy your traveling experience within your budget. Special arrangements are also made in order to accommodate especially abled individuals. Customers are informed regarding their refund in case of any cancellations within 24hrs of the reservation. By calling United Airlines Customer Service Number 1-855-890-8571, customers can receive information about any changes in their flight status, such as cancellation, delays, and diversions.