The Appeals Court ruled that while the DOT had the power to issue such rules, the rulemaking process had some procedural gaps ...

Spirit Airlines' executives remarked that they were still open to discussions if Frontier Airlines would improve its offer.

Secretary of Transportation Sean Duffy promised to improve the nation's transportation infrastructure and systems after Vice ...

In a presentation to Spirit dated Jan, 28, Frontier said a merger would create the nation's fifth-largest airline and "the ...

Frontier and Spirit Airlines will once again try to merge, only months after the Biden administration won a key antitrust ...

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

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

A U.S. appeals court blocked the Department of Transportation's rule to get airlines to disclose service fees upfront.

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

Denver-based Frontier Airlines says it’s ready to keep talking after bankrupt Spirit Airlines rejected its offer to merge.

Budget carrier Frontier Airlines announced on Wednesday that it has made another bid for fellow discount carrier Spirit ...