Operating out of Terminal 2 at Ontario International Airport, Frontier Airlines ONT Terminal provides essential services at an affordable price. Travelers can check in online or at self-service kiosks for a seamless experience. The terminal has free Wi-Fi, charging stations, retail outlets, and food options. Departures are guaranteed on schedule thanks to effective security screening. For Frontier passengers, ONT offers a hassle-free experience with a simple boarding process. For travelers flying with Frontier to different locations across the nation, the airport's accessibility and contemporary amenities make it a practical option.