Which US budget airline offers the most cabin comfort? We compare seats, legroom, and other options to help you choose ...

The airline also announced a partnership with JetBlue allowing customers to share perks and miles between the airlines.

Denver-headquartered Frontier Airlines began its inaugural flights out of Everett’s Paine Field International Airport on June ...

Frontier Airlines is also debuting its nonstop service between Luis Muñoz Marín International Airport in San Juan, Puerto ...