One of United Airlines ORD Terminal main hubs, Terminal 1 at Chicago O’Hare International Airport (ORD), is where the company primarily operates. Concourses B and C make up Terminal 1, which is joined by a distinctive neon lit subterranean walkway. Numerous check in methods are available at this terminal, such as mobile check in via the United app, Premier Access lanes, and kiosks. A Polaris Lounge for international business class passengers, United Club lounges in both concourses, and a variety of eating options such as Tortas Frontera and Goose Island Tap House are among the amenities. From Terminal 5, United occasionally offers international flights as well.