Review Your Ticket: Locate your united Airlines flight confirmation or ticket information. This typically includes your confirmation number or ticket number, as well as details about your itinerary, such as the flight dates, times, and destinations.

 Visit united Airlines' Website: united Airlines provides several options for managing your reservations online. Start by visiting the united Airlines website and navigating to the "Manage Reservations" or "My Trips" section. You'll likely be prompted to enter your booking details, including your last name and either your confirmation number or ticket number.

 Login or Continue as Guest: Depending on whether you have an existing MileagePlus account with united Airlines, you may be asked to log in or continue as a guest. If you have an account, logging in can streamline the process and provide access to additional features. If you don't have an account, you can usually proceed as a guest.