Spirit Airlines is ceasing operations in twelve U.S. cities, a move that follows its second bankruptcy filing in under a year. This decision is part of the airline's strategy to restructure and focus on its most profitable markets. The affected cities include Albuquerque, Birmingham, Boise, Chattanooga, Oakland, Columbia, Portland, Sacramento, Salt Lake City, San Diego, and San Jose. Despite these route cancellations, Spirit Airlines assures customers that it will continue to operate and honor existing bookings, tickets, credits, and loyalty points. The company's parent, Spirit Aviation Holdings, Inc., recently had its Chapter 11 filing approved, allowing the airline to remain operational. Spirit Airlines operates an all-Airbus fleet and flies to destinations across the U.S., Latin America, and the Caribbean. The airline's financial struggles are evident, with a significant net loss reported in the second quarter of 2025 and a substantial revenue decrease. Adding to its financial difficulties, the NYSE American Stock Exchange has initiated the delisting process for Spirit Airlines. This series of events highlights the airline's challenging financial situation and its efforts to achieve long-term viability. The company's focus is now on strengthening its core operations and improving its financial standing.