US domestic carrier Alaska Airlines has requested a ground stop for all its mainline aircraft, Reuters reported on July 21 (late June 20 US time), citing the status page of the United States Federal Aviation Administration (FAA).
The company also requested for ground stops of all Horizon Air flights, the regional subsidiary operating Alaska Airlines flights, the FAA page showed, it added.
The FAA status page showed all destinations being impacted by the ground stop of Alaska’s mainline aircraft. In an update Alaska Airline said that it “experienced an IT outage that is impacting our operations”.
IT Outage: What has Alaska Airline said?
In a statement the Alaska Air Group said: “Alaska Airlines experienced an IT outage that’s impacting our operations. We requested a temporary, system-wide ground stop for Alaska and Horizon Air flights until issue is resolved. Will be residual impacts to our operations throughout the evening.”
The US FAA website did not clarify the reason for the request and FAA did not immediately respond to Reuters queries outside of business hours, the report added.
About Alaska Air Group
The US-based Alaska Air Group maintains an operational fleet of 238 Boeing 737 aircraft, and 87 Embraer 175 aircraft, as per details on its website.
Earlier in June 2025, the Group-owned Hawaiian Airlines had also said that some of its IT systems were disrupted by a hack. Alaska Air Group said it was still determining the financial impact of the hack.
(This is a breaking story, more updates coming…)
(With inputs from Reuters)