Spirit Airlines uses a four-zone boarding system to help passengers board the plane in an orderly and stress-free way. Zone 1 boards first and includes travelers who have purchased Shortcut Boarding or booked a Big Front Seat, giving them early access to the aircraft and overhead bin space. Zone 2 is next and includes passengers who checked in early or selected their seats during booking. Zone 3 is the general boarding group and includes most passengers who didn’t pay for extras. Zone 4 is the last group to board and is usually made up of travelers who checked in late or didn’t pick a seat. Spirit also offers pre-boarding for passengers who need extra time, such as those with disabilities, elderly travelers, or families with small children. Your boarding zone is printed on your boarding pass, and boarding announcements are made at the gate, one zone at a time. This system helps keep the boarding process smooth, reduces crowding, and ensures that everyone gets to their seat on time. If getting on the plane early is important to you, consider checking in early, selecting a seat in advance, or purchasing Shortcut Boarding.