Spirit Airlines operates from Terminal 3 at Spirit Airlines O'Hare International Airport. Known for its budget-friendly travel options, Spirit Airlines offers easy access to check-in counters and security in Terminal 3, making the boarding process efficient for passengers. This terminal provides a range of amenities, including dining and shopping options, allowing travelers to relax before their flight. Passengers can also access the terminal via the airport's convenient transportation options, making connections seamless and efficient.