If you’re wondering what terminal is Frontier at LAX, the airline operates from Terminal 5 at Los Angeles International Airport. Frontier Airlines uses this terminal for both arrivals and departures. Passengers searching what terminal is frontier at lax can expect convenient check-in counters, self-service kiosks, and efficient security screening. Terminal 5 also offers a variety of dining options, retail shops, and comfortable seating areas, ensuring a smooth and hassle-free travel experience for Frontier Airlines passengers flying through Los Angeles International Airport.