"Bags fly free" was a staple slogan for the airline, which trademarked the phrase in 2012. Members of Southwest's top-tier ...

Frontier Group Holdings (NASDAQ:ULCC) is looking to make the most of the dissatisfaction of customers with Southwest Airlines (LUV) and other rivals, who have changed their fee policies. Frontier ...

Southwest’s iconic blue, red and yellow planes may still be recognizable in the sky after its recent moves — but underneath, the company will operate a lot more ...

"Breaking up with your old airline? We’re here for you!" said Frontier Airlines. The Denver-based airline said a new free bag policy could become permanent.