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

The National Transportation Safety Board (NTSB) discovered a fault in the aircraft's cooling unit minutes before noticing an ...

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

Frontier and Spirit are two of the most popular ultra-low-cost carriers, but which is the better airline, and which offers ...

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

A fault in a fan unit was detected about 20 minutes before a Frontier flight caught fire upon landing in Las Vegas, according ...

A winter storm with snow and blizzard conditions caused many flights to be delayed or canceled at Denver International Airport.

Several investors pressed Frontier Airlines on the potential for a merger with Spirit Airlines on Tuesday after reports surfaced that the two low-fare carriers may have resumed talks about a deal.

It forecasts a 2% decrease in adjusted pre-tax margins due to flight cancellations and “demand softness for travel to ...

Frontier Airlines recently announced the "Full Size Sale", which provides fares as low as $19 to destinations around the ...

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 ...

With Aviation Week's upcoming MRO Australasia in Brisbane, Australia, this week’s Flight Friday examines how the Asia-Pacific ...