Travelers flying with Spirit Airlines often find themselves asking what terminal is Spirit at ORD, especially when navigating the bustling Chicago O’Hare International Airport. O’Hare, being one of the busiest airports in the United States, can be overwhelming for passengers unfamiliar with its layout. For those specifically flying with Spirit Airlines, knowing which terminal Spirit is at ORD is essential for a smooth check-in and boarding experience. Spirit Airlines operates out of Terminal 3 at ORD, where passengers can find ticket counters, baggage drop-off, and TSA security checkpoints dedicated to domestic and select international flights.