The carrier’s latest sale, which dropped on April 1 (April Fools’ Day), is no joke, officials wrote in a press release.

Frontier began this practice a few years ago, but it's been met with criticism from passengers and travel industry experts ...

Frontier Airlines launched a promotion that includes free checked bags, taking aim at rival carrier Southwest, which reversed its long-standing policy.

Frontier Airlines unveiled sweeping changes to its product and customer service offerings, a shift the low-cost carrier has dubbed “The New Frontier.” ...

The low-cost air carrier is offering a promotion with reduced fares a free checked bag for travel through summer.

Last week, Southwest Airlines announced an end to its long-time policy of two-free checked bags. Frontier officials say customer response will help determine if its free service will become permanent.

Frontier is again offering a free checked bag on flights departing April 22 through Aug. 18, according to a Tuesday press release.

Frontier adds new nonstop flights from San Diego to Chicago, Austin, and Salt Lake City this June, with fares from $39 and ...