Spirit Airlines LAS Terminal is based out of Harry Reid International Airport (LAS) in Las Vegas, specifically Terminal 1. In this terminal, travelers can check in, drop off their bags, and go through security. To make your visit at the airport more convenient, Terminal 1 has shops, restaurants, and other amenities. Because security lines might be lengthy, make sure to arrive early. To be informed of any changes, check the status of your flight and gate information. Have a safe trip!