Spirit Airlines operates from Terminal A at Orlando International Airport (MCO). Terminal A is the main terminal for Spirit Airlines flights at MCO, and it is dedicated exclusively to the airline's operations.

Here are some key details about Spirit Airlines' terminal at MCO:

1. Check-in: Spirit Airlines passengers can check-in for their flights at Terminal A. The check-in counters are located on the ground level of the terminal.

2. Security Screening: After checking in, passengers proceed through the security screening process. The security checkpoints are also located on the ground level of Terminal A.

3. Gates: Spirit Airlines flights depart from gates located on the upper level of Terminal A. The specific gate numbers may vary depending on the flight, so passengers are advised to check their boarding passes or flight information displays for the exact gate assignment.

4. Amenities: Terminal A offers various amenities for passengers, including dining options, shops, and services. These amenities are located both before and after the security checkpoints, allowing passengers to grab a bite to eat or shop for last-minute items.

5. Connecting Flights: If you have a connecting flight with Spirit Airlines at MCO, you may not need to change terminals. However, it's always a good idea to check your boarding pass or consult airport staff for guidance on any necessary terminal changes.

Please note that airport operations and terminal assignments are subject to change. It is recommended to verify the most up-to-date information on the official website of Orlando International Airport or through Spirit Airlines' website or customer service.