Spirit Airlines abruptly ceases operations, leaving travelers with upcoming flights scrambling for answers about what happens next. Multiple reports say the airline shuts down all flights and stops operating as of Saturday, affecting passengers, employees, and travel plans. For customers with tickets already purchased, coverage focuses on the practical questions of refunds and how to secure alternative travel. While specific outcomes can vary based on ticket type and booking method, the reporting emphasizes that travelers should check their original purchase channel and payment terms, including whether bookings were made directly with Spirit or through third parties. Passengers are also directed to monitor guidance from airlines and regulators regarding consumer protections and replacement flights, if available. Other reporting discusses the broader context of the shutdown and how it may affect the airline industry, including competitive dynamics and the availability of seats as customers rebook with other carriers. Overall, the articles present a consumer-focused view of immediate impacts—refund steps, rebooking considerations, and where travelers can look for the latest official updates—while also noting the wider industry uncertainty created by the abrupt closure.