Frontier Airlines LAS Terminal , at Las Vegas McCarran International Airport (LAS). This terminal features a range of amenities to enhance your travel experience, including various dining options, shops, and comfortable seating areas. Passengers can check in at the Frontier Airlines counter or use the self-service kiosks for a quicker process. For your convenience, Terminal 3 offers easy access to parking and transportation services. Whether you're arriving, departing, or connecting through LAS, Frontier Airlines ensures a smooth journey with efficient check-in and boarding processes. Make sure to arrive early to navigate through security and enjoy the terminal's amenities.