Frontier Airlines operates out of Terminal A at Orlando International Airport (MCO). All Frontier flights, including arrivals and departures, are handled at Terminal A. The terminal is divided into several levels with check-in counters near the entrance and gates numbered from 1 to 29 and from 70 to 99 within Terminal A. The lower level of the terminal includes baggage claim and ground transportation services, while the upper level hosts check-in and departure procedures. Terminal A also offers various amenities such as dining options, shops, and lounges to make passengers' wait time more comfortable. To summarize, if you are flying with Frontier Airlines at MCO, you need to go to Terminal A for check-in, security, boarding, baggage claim, and other services related to your flight. This information is accurate as of August 2025.