After departing from Burbank, traffic alerts required a Southwest Airlines flight crew on a Las Vegas-bound plane to "climb and descend to comply with the alerts," according to an airline representative.

A Southwest flight out of Burbank rapidly descended 475 feet to avoid another plane on Friday, according to flight tracking data and passengers on the plane.

A Southwest flight out of Burbank Airport experienced a steep drop that injured two flight attendants Friday. The pilot told passengers he was avoiding a collision.