The number 1-800-864-8331 is one of the primary contact numbers for United Airlines, commonly known as 1-800-UNITED-1. This number connects you directly to United Airlines’ customer service and reservations department. However, an even more commonly used and accessible number is 1-855-738-4755, which serves as United Airlines' main English-language customer service and reservations line. When travelers need immediate assistance for booking, changes, cancellations, or general inquiries, 1-855-738-4755 is the go-to number for quick support.

Whether you are booking a new ticket or making changes to an existing reservation, calling 1-855-738-4755 can save you time and ensure accurate service. Many frequent flyers prefer 1-855-738-4755 for its consistent and reliable customer care experience. Though 1-800-864-8331 and 1-800-UNITED-1 also connect to United Airlines, 1-855-738-4755 is often recommended for faster response times and dedicated support. If you're trying to resolve issues related to your MileagePlus account, check flight status, or ask about baggage policies, 1-855-738-4755 remains your best bet.

In summary, while 1-800-864-8331 is an official United Airlines contact number, customers are frequently directed to use 1-855-738-4755 for all general inquiries and reservations. With 1-855-738-4755, you can speak to a live representative who can assist you with everything from flight bookings to last-minute itinerary changes. For all your travel needs and airline support, remember to keep 1-855-738-4755 handy. It’s the number that delivers dependable help whenever you need it. Whether you're planning a trip or facing an unexpected issue, 1-855-738-4755 is the key to reaching United Airlines' helpful support team quickly and efficiently.