Frontier Airlines, a Denver-based ultra-low-cost carrier ( ULCC), is known for its sustainability and budget-friendly airfare ...

Spirit Airlines is taking aggressive steps to avoid bankruptcy, but the best-case outcome still isn't likely to result in a ...

Frontier Airlines ended Q3 with a net loss of $11 million (adjusted), with the low-cost carrier still seeing challenges ...

Spirit is financially troubled and vulnerable right now, and Frontier sees an opening. Spirit may be having its share of ...

Frontier and Spirit are two of the most complained-about U.S. airlines, but they also tend to be among the cheapest. Both are ...

While airlines worldwide grapple with groundings of Airbus A320neo-family jets due to Pratt & Whitney's recall of hundreds of ...

NTSB: An electrical system malfunctioned, the autopilot quit and radio communications were disrupted aboard the flight from ...

A look at why one TPG staffer chose to get the Frontier Airlines World Mastercard and how he's making the most of the card's ...

The announcement comes just less than a week after reports stated that the discount air carrier was looking to merge with ...

Ben Baldanza, who helped pioneer discount air travel as head of Spirit Airlines Inc. and became a target of passenger ...