Frontier Airlines LAS Terminalisbased out of Terminal 3 at Harry Reid International Airport (LAS) in Las Vegas.Itoffers budget-friendly flights to many destinations throughout the United States. As an ultra-low-cost carrier, Frontier provides low base fares with optional add-ons, allowing passengers to customize their travel experience. Terminal 3 ofthe Las Vegas McCarran Airport features a state-of-the-artterminalthatprovidesmaximumcomfort to travelingpassengersfrominside and outsideoftheUnited States.