Hundreds of Alaska Airlines flights and thousands of passengers’ travel plans were disrupted over the weekend and well into Monday following a “significant IT outage” that resulted in the grounding of...

Alaska Airlines is rushing to fix a major disruption to its service after a hardware failure forced a ground stop of its planes for around three hours Sunday night.

As of about 7 a.m. Monday, 56 Alaska Airlines and Horizon Air flights had been canceled at the airport and 62 had been delayed.