If you’re wondering what terminal is Frontier Airlines at MCO, the answer is Terminal A at Orlando International Airport. Frontier Airlines operates out of this terminal for both arrivals and departures. Terminal A offers a range of traveler-friendly amenities, including dining, shopping, and easy access to ground transportation. Knowing what terminal is Frontier Airlines at MCO helps ensure a smooth start to your trip. Whether you're flying out or picking someone up, arriving at the right terminal saves time and hassle. Always double-check your flight details, as terminal assignments can occasionally change due to operational needs.