New rules about tattoos and clothing will give Spirit Airlines staff more latitude on removing passengers who break the contract of carriage.

An affidavit says Luis Vaquero mocked a group of Jewish passengers and threatened violence against a disabled child during the flight.

After filing for bankruptcy protection and going back and forth with Frontier Airlines — again — over a potential acquisition ...

Spirit Airlines has again rejected a third takeover bid from budget rival and Denver-based Frontier Airlines, saying that it ...

Spirit Airlines Inc. rejected a refreshed acquisition offer from rival budget carrier Frontier Group Holdings Inc., saying it ...

Frontier Group Holdings Inc.’s stock rose nearly 5% Wednesday, after the low-cost carrier said it has made a compelling new offer to combine with Spirit Airlines Inc. by issuing new debt and ...