Delta Airlines runs its operations from Terminal 1 at Harry Reid International Airport (LAS) in Las Vegas. The Delta Airlines LAS Terminal Terminal 1, has the capacity to handle many passengers and provides various amenities. These include places to eat, shops to browse, and comfortable areas to sit. People flying with Delta Airlines can benefit from quick check-in and security processes, which helps to make their travel smooth. Terminal 1 gives easy access to all the services and gates you need for a trip without any hiccups.