The carrier has not yet revealed what the cost will be of checking a bag. Southwest competitors Delta, United and American ...

Southwest Airlines made significant waves on Tuesday ... passengers are permitted to bring one personal item onto trains, weighing less than 25 pounds and no more than 14x11x7 inches.

Southwest Airlines was the last holdout among major ... Amtrak, which operates passenger trains across the country, had a few thoughts the announcement. "Guess we're the only ones doing free ...