what terminal is frontier at mco? Orlando International Airport (MCO) operates from terminal A. The headquarters for Frontier's activities at MCO is Terminal A, a bustling and contemporary building. In this terminal, passengers who are using Frontier may anticipate a comfortable and productive experience. Ticket booths, baggage claim spaces, security checkpoints, and boarding gates specifically for Frontier flights are just a few of the amenities and services available in Terminal A. The terminal's well-thought-out architecture ensures that travellers have a seamless journey, and it includes relaxing seating areas, shops, dining options, and other amenities to improve the voyage. A smooth and pleasurable arrival or departure at Terminal A, MCO is guaranteed for Frontier travellers.