Spirit Airlines CEO Dave Davis warned staff that the airline is cutting a quarter of its flight schedule in November as it restructures its business in its second bankruptcy in less than a year.

Davis told employees in a Wednesday memo, reviewed by FOX Business, that the carrier will reduce its capacity by 25% year over year in November to "optimize our network to focus on our strongest markets ."

Davis, who has led the company since April shortly after it emerged from its first bankruptcy, said that "November’s schedule reflects significant adjustments, coupled with ongoing cost-savings efforts amid the restructuring."

The chief executive said the company is still evaluating the size of its fleet to ensure it has the right number of aircraft for its future network and that more job

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