In this article, we explore Spirit’s 20 busiest international routes based on the number of flights, available seats, and available seat miles (ASMs).
Spirit Airlines New Flights
Spirit Airlines (NK) announced its strategic expansion into Chattanooga Metropolitan Airport (CHA), introducing three new nonstop routes starting June 4, 2025.
Spirit Airlines (NK) announced that it will launch new low-fare flights from Fort Lauderdale (FLL) to Birmingham-Shuttlesworth International Airport (BHM) this fall.
Florida based Spirit Airlines (NK) is adjusting its summer schedule, incorporating several new routes and cancellations.