Maybe it's time for a divorce, at least, that's what Frontier Airlines is suggesting after changing its checked baggage policy in response to Southwest Airlines's policy change.

Frontier's new policy takes aim at Southwest: 'Ultimate ‘divorce your old airline’ deal' Greg Giesen Nathan Diller. USA TODAY NETWORK. Are you unhappy with your favorite airline's policy for ...

Frontier's promotion is eligible on new bookings via a promo code for flights departing May 28, the same day Southwest's free checked bag policy ends, through August 18.

In a statement obtained by PEOPLE, Frontier Airlines announced starting on Tuesday, March 18, through Aug. 18, passengers will be able to receive a new offering called the "Economy Bundle," which ...

Frontier Airlines said that while its free bag promotion runs though Aug. 18, the policy could be implemented permanently. "If travelers show us they love this deal, we might just make it ...