What happened
- ORD-ATL: One additional daily flight (total 5) after Sept. 9
- ORD-FLL: One additional daily flight (total 2) after Sept. 9
- ORD-LGA: One additional daily flight (total 11) after Oct. 5
- PHL-FLL: Two additional daily flights (total 6) after Oct. 5
- FLL-BOG: One additional daily flight (total 2) starting June 1
- ACY-MCO: New daily service starting July 3
- ACY-RSW: New thrice-weekly service starting Oct. 22
- ACY-MYR: New twice-weekly service starting Oct. 22
- ACY-PBI: New thrice-weekly service starting Dec. 17
- BOS-RSW: One additional daily flight (total 3) starting Dec. 19
- BOS-MIA: One additional daily flight (total 4) starting Dec. 19
- BOS-MCO: One additional daily flight (total 5) starting Dec. 19
- DTW-ATL: One additional daily flight (total 12) after July 7
- DTW-MCO: One additional daily flight (total 7) after July 7
- MCO-ATL: One additional daily flight (total 17) starting Nov. 9
- MCO-LGA: One additional daily flight (total 8) starting Nov. 9
- DFW-MSY: New four-times weekly service No airline has yet opened a new base or hub, but existing hubs are seeing increased density
Following Spirit Airlines' collapse on May 2, 2026, rival carriers have begun adding capacity to fill the gap in former Spirit markets. Data from Cirium indicates that American Airlines, Avianca, Breeze Airways, Delta Air Lines, Frontier Airlines, JetBlue Airways, Southwest Airlines, and United Airlines have all introduced new flights or increased frequencies. Key additions include: