Spirit Airlines is based out of Terminal 5 at Chicago O'Hare International Airport (ORD), which is well-known for its international travel. To improve your journey, Spirit Airlines ORD Terminal has a range of food and retail alternatives. To find your gate and get through security, get there early. In this terminal, Spirit Airlines offers quick self-check-in kiosks and customer service desks. Check the airport's official website or the Spirit Airlines app for the most recent information on flights and terminal amenities. Have fun traveling with Spirit Airlines!