Terminal 3 at McCarran International Airport in Las Vegas is the main terminal for United Airlines. The terminal has two concourses, E and F, and features a variety of amenities for travelers.

Concourse E primarily serves United's domestic flights, while Concourse F serves international flights. Both concourses have a variety of shops, restaurants, and services for passengers to enjoy, including duty-free shops, fast-food outlets, and coffee shops.

The terminal also has multiple seating areas and charging stations for travelers to relax and charge their devices before their flight.