Alaska Air Tumbles Into Travel Chaos as Financial Hit Mounts (1)

Alaska Air Group Inc. executives planned to use its earnings update to showcase the carrier’s plans to cash in on rebounding travel demand, and a return to stability after an IT outage disrupted travel early in the summer. Instead, they are once again working to defuse the fallout from a fresh tech glitch with disruption that’s expected to last for days.

Along with its planned earnings call on Friday, the airline has canceled more than 400 flights on Alaska and affiliate Horizon Air, disrupting travel for 49,000 passengers over two days.

Customers pilloried the airline on social media for not ...