New additions to JetBlue's network demonstrate the troubled airline's focus on doing what it's good at rather than ...

Low-cost carrier Spirit Airlines expresses substantial doubt about continuing operations within 12 months after debt ...

Spirit Airlines stock plummeted 40% after it warned it could go out of business, while Frontier rose 29%. Less competition could mean higher prices.

Just months after emerging from Chapter 11 bankruptcy, Spirit Airlines is warning about its future ability to stay in ...

Just months after emerging from Chapter 11 bankruptcy, Spirit Airlines is warning about its ability to stay in business.

After cutting its debt during restructuring, Spirit has tried to attract bookings by marketing more upscale products and ...

Spirit Airlines is struggling financially post-bankruptcy and urgently needs a cash infusion to survive, due to weak demand ...

Many schools around the U.S. have returned from summer break and airlines have drawn down their schedules. Airfare is now on ...

Overall, the broad market index climbed 1.1% to close at its 16th record high of the year. The tech-heavy Nasdaq composite ...