Frontier Airlines MCO Terminal operates at the MCO Terminal (Orlando International Airport) and provides low-cost flights to a number of domestic and international destinations. Frontier Airlines, known for its low fares, offers convenient check-in options, speedy boarding processes, and customer service support. The MCO Terminal provides quick access to Frontier’s gates, as well as food, shopping, and lounge options. Frontier Airlines at MCO makes it reasonable and convenient for passengers flying to and from Orlando.