Frontier Airlines is introducing a free checked bag promotion in an effort to poach former Southwest passengers frustrated by the airline's decision to ditch its longstanding "bags fly free" policy.

It's not just Frontier that's going after Southwest. Several airlines are eyeing passengers who feel burned by the end of the 'bags fly free' policy. Frontier Airlines is taking a dig at Southwest for ...

As Southwest Airlines scraps its well-known "Bags Fly Free" policy, Frontier Airlines is hoping to capitalize. Frontier will give customers a free economy bundle for all nonstop bookings made by ...