Southwest Airlines says it is ending cabin service earlier on flights, requiring passengers to do the usual pre-landing procedures such as ensuring their seatbelts are fastened and returning their seats to an upright position earlier than before.

Additional changes are coming to Southwest Airlines this week as the airline says "nothing is more important" than the safety of customers and employees.

Southwest Airlines is ending its cabin service earlier starting next month. Beginning on Dec. 4, a company spokesperson says flight attendants will begin preparing the cabin for landing at an altitude of 18,

Southwest Airlines is ending in-flight service earlier than it previously did in an effort to reduce the risk of injury to its cabin crews.

Southwest Airlines will now end cabin service and prepare passengers for landing earlier than before due to an increased incidence of turbulence and related risk for injury.

Southwest Airlines news policy meant to combat in-flight turbulence injuries will take effect next week ahead of holiday travels. The airline will require flight crew members to prepare for landing earlier — at an altitude of 18,