Spirit, which filed for bankruptcy protection last year, says it has rejected the new Frontier overture but would be open to ...

Spirit has scheduled 39 monthly flights from Chicago O'Hare International Airport (ORD) to Luis Muñoz Marín International ...

Frontier Airlines is attempting for a second time to merge with the now bankrupt Spirit Airlines, which declared bankruptcy ...

Spirit merger proposal is on the table, but hurdles remain. Will Spirit accept the offer, or is this another dead-end deal?

Spirit Airlines has revised its "contract of carriage" to include updated guidelines for passenger conduct and attire.

Both exclusively use the Airbus A320 family of planes ... a private equity firm that invests in budget airlines and has ties to both Spirit and Frontier. Indigo held a controlling interest ...