Relatively few people fly Spirit Airlines – but the company could still affect how much you pay for your holiday travel, even if recent government-mandated flight cancellations end. For years, Spirit ...

A merger would save Spirit from shutting down, but the combined companies would still face a tough environment for ultra-low-cost carriers. Spirit Airlines is in discussions with Frontier Airlines to ...

Carriers like Spirit and Frontier have lost customers to bigger competitors and seen their costs balloon. Some are in financial distress. By Niraj Chokshi Discount airlines reshaped the U.S. aviation ...