Frontier Airlines operates out of frontier airlines boston terminal primarily serving international flights, features modern amenities and a range of dining and shopping options. Frontier’s check-in counters are located near the entrance of Terminal E, with self-service kiosks available for quick check-ins. After checking in, passengers proceed through security screening, which is streamlined for efficiency. Terminal E’s layout offers clear signage to guide you to your gate, and the terminal is well-equipped for a comfortable wait. For connecting flights, the Logan Airport shuttle and walkway systems facilitate easy transfers between terminals.