To cancel your ticket and redeposit your Frontier miles back into your account, you'll have to pay a $75 redeposit fee. It ...

According to Frontier Airlines, Miles in a members account do not expire so long as the member generates accrual activity every twelve months. Unredeemed mileage in your Frontier Miles account ...

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 ...

Frontier Airlines has launched nonstop service from Bradley International Airport to Miami International Airport, according to the airlines. The service operates twice per week, according to Frontier.