United Airlines Grounds Mainline Flights Nationwide Due to Technology Issue, Causing Delays and Cancellations

United Airlines temporarily halted departures from several airports nationwide on Wednesday evening due to a technology-related disruption. The airline confirmed the issue, stating, “Due to a technology problem, we have suspended United mainline flights from their departure airports. We anticipate further flight delays this evening as we address this situation. Safety remains our utmost concern, and we will collaborate with passengers to ensure they reach their destinations.”

As of 8:30 p.m. ET, approximately 16% of United Airlines’ flights were delayed, with a few cancellations recorded, according to data from FlightAware. Airports in Chicago, Denver, Newark, Houston, and San Francisco have been affected by the disruption, as reported by the Federal Aviation Administration’s system status.