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

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 Airlines is offering a complimentary checked bag, carry-on, seat selection, and flight changes for nonstop flights booked by March 24. This promotion follows Southwest Airlines' recent ...

Frontier Airlines announced Tuesday that all bookings for nonstop travel through Aug. 18 will receive a free carry-on bag, free seat selection, and free flight changes in its Economy Bundle. The ...

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

Frontier pounced on free bags as a winning value proposition after Southwest Airlines dropped its “two bags free” brand-defining policy.

Frontier's summertime deal appears to be in response to Southwest Airlines, which recently announced it will start charging for checked bags.