To answer what terminal is frontier at mco it is Terminal C. At Orlando International Airport this terminal serves as Frontier Airlines main hub. With its cutting-edge technology it provides simple navigation and fast check-in options. Passengers can eat shop and wait in comfortable areas at Terminal C. The centralized location of Frontier gates guarantees a seamless boarding procedur... https://airlinescityoffice.com/blog/frontier-airlines-mco-terminal-orlando-international-airport/