Frontier Airlines MIA Terminal +1-888-839-0502 At Frontier Airlines Terminal Miami provides passengers with a reliable experience. In general, the employees are helpful and kind, and the terminal is clean. Although security and check-in procedures are often short, they might grow crowded during busy times. Though not as comprehensive as other airports, the terminal offers standard amenities including dining and shopping alternatives. With quick access to gates and no inconvenience, it's an all-around practical and effective place to fly with Frontier. for more: https://www.terminalfind.com/frontier-airlines/frontier-airlines-miami-terminal-miami-international-airport/