Southwest Airlines was among the airlines affected by a contractor’s computer outage Monday, forcing hundreds of flights to be delayed.

Southwest Airlines was among the airlines affected by a contractor's computer outage Monday, forcing hundreds of flights to be delayed.

Southwest Airlines was among the airlines affected by a contractor’s computer outage Monday, forcing hundreds of flights to be delayed.

Southwest Airlines was among the airlines affected by a contractor’s computer outage Monday, forcing hundreds of flights to be delayed.