What Terminal is Spirit Airlines At ORD? Spirit Airlines operates from Terminal 3 at Chicago O’Hare International Airport (ORD). Terminal 3 offers modern amenities, efficient check-in counters, and a variety of dining and shopping options. Passengers flying with Spirit can enjoy streamlined services for baggage drop-off and security clearance. It’s recommended to arrive at least two hours before departure to ensure a smooth travel experience. For convenient navigation, digital signboards and airport staff are available to assist travelers.