The main base of operations for United Airlines ORD Terminal is located in Chicago O’Hare International Airport’s Terminal 1 (ORD). The majority of United’s domestic and international flights depart from Concourses B and C at this terminal. Travelers have two options for checking in: selfservice kiosks or United counters. Premier Access allows premium guests to check in more quickly. Both concourses have United’s Club Lounges, while international business class passengers can use the upscale Polaris Lounge. To ensure a comfortable experience for United passengers passing through ORD, Terminal 1 has a variety of dining and shopping alternatives, including dutyfree shops and local favorites.