Spirit Airlines cut a dozen routes this week, including several seasonal spring break flights, as the airline appeared to reject yet another merger attempt from fellow budget carrier Frontier Airlines ...

Frontier Airlines said Wednesday it has again proposed combining with Spirit Airlines, which is in bankruptcy.

Rather than accept Frontier’s offer, Spirit said it will stick to its current plan to emerge from Chapter 11 bankruptcy.

Spirit Airlines announced a stricter dress code for passengers, including bans on bare feet and offensive tattoos.

Spirit Airlines takes a novel approach to baggage policy, charging distinct prices for carry-on luggage, checked bags, and even larger personal goods. Fees vary based on the route, booking type ...

Frontier Airlines’ second attempt at acquiring rival Spirit Airlines could impact not only one but two western Pennsylvania ...

Both Frontier and Spirit have been working to upend their business models that were marked by low fares and fees for add-ons from seat assignments to cabin baggage. The airlines last year did away ...

Frontier Airlines renewed its courtship of bankrupt Spirit Airlines with an offer to ... base prices low while tacking on fees for carry-on bags and minor amenities, has struggled to right itself ...