Travelers can fly with Frontier Airlines PHX Terminal with ease and simplicity. Modern security measures, a range of dining, shopping, and seating options, and a speedy check-in process ensure a smooth departure for passengers flying with this budget airline. Although Terminal 3 does not include first-class lounges or other terminal benefits, it is a great choice for travelers flying with Frontier Airlines from Phoenix because of its amenities, which provide comfort and convenience at every turn.