Spirit Airlines on Tuesday rejected Frontier Group’s acquisition offer, worth about $2.16 billion, saying the bid from its fellow ultra-low-cost carrier was less beneficial to shareholders than ...

Spirit Airlines is preparing to file for bankruptcy protection after merger talks with Frontier Airlines ULCC-1.24%decrease; red down pointing triangle broke down, according to people familiar ...

Spirit Airlines has again rejected a third takeover bid from budget rival Frontier, saying that it would focus on its own plan to emerge from bankruptcy and stabilize its finances. The offer this ...

NEW YORK (AP) — Denver-based Frontier Airlines is attempting for a second time to merge with the now bankrupt Spirit Airlines, which declared bankruptcy late last year as budget airlines struggle.