For 34 years, Spirit Airlines made waves with its rock-bottom fares, racy advertising, and bright yellow planes. At its peak, it was the largest ultra-low-cost carrier in the US, selling flights to Florida for $39. But in May 2026, Spirit shut down completely. It canceled 9,000 flights and left staff with little information. So what happened to the low-cost behemoth? And what does its sudden closure mean for cheap airfare in America? Read the original article on Business Insider