Orlando International Airport's (MCO) Terminal A is home to Frontier Airlines MCO Terminal.  Frontier's boarding gates, security checks, and check-in booths are all conveniently located near this terminal. In order to provide a comfortable experience prior to their trip with Frontier Airlines, passengers may take use of a variety of services, such as food options and retail stores.
visit : https://www.airports-terminal.com/frontier-airlines/frontier-airlines-mco-terminal-orlando-international-airport/