Frontier Airlines operates from Terminal 5 at O'Hare International Airport, offering a streamlined travel experience for passengers. Frontier Airlines O'Hare Terminal features modern amenities such as quick self-check-in kiosks, efficient security procedures, and a variety of food and shopping options. Passengers flying with Frontier can enjoy a hassle-free journey with convenient gate access and easy-to-follow signage. Terminal 5 is well-equipped for both Domestic and International travelers, providing everything needed for a smooth, stress-free start to your flight with Frontier Airlines.