Spirit Airlines again rejected Frontier Airlines’s latest takeover bid, opting to instead focus on its restructuring process to bolster financial stability.  Spirit, an ultra-low-cost airline,

A merger of America's two largest budget airlines appears increasingly unlikely. Spirit Airlines on Thursday rejected Frontier Airlines' latest proposal for a merger, which would have helped bring the Florida-based carrier out of bankruptcy to join forces with its top competitor.

The two airlines have sent proposals and counterproposals during a recent bid from Frontier to take over bankrupt Spirit Airlines.

It seems the stars were again not aligned to let Frontier Airlines acquire Spirit Airlines. According to the latest statement released by Spirit, Frontier Airlines recently made another proposal to merge,