Frontier is offering a "divorce your old airline" deal after Southwest ends its longstanding "bags fly free" policy.

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

There will be exceptions: Customers who have a Southwest Airlines co-branded credit card can get one bag for free, and ...

Budget competitor Frontier Airlines announced on Tuesday that all nonstop flights departing between March 18 and August 18 ...

Let down by the end of Southwest’s free checked luggage move? Frontier is hoping to entice you onto their planes with a new ...

If you're looking for cheeky travel deals, Frontier Airlines just announced a new bundle package sale that will include a ...

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

The Southwest Airlines signage is displayed at baggage claim at Midway International Airport, Tuesday, March 11, ...