American Airlines briefly halted departures across its entire network on Tuesday evening after a technology failure impacted its IT systems. American Airlines System Failure On Tuesday EveningCredit: ShutterstockThe carrier confirmed the outage on X, citing a "technology issue" impacting some of its systems on Tuesday evening. Simple Flying has reached out to American Airlines for comment, but a representative could not be reached before publication. Related Breaking: American Airlines Grounds All Flights On Christmas Eve Technical issues have forced American Airlines to ground all of its flights on one of the busiest days of the year. American suffered a notable nationwide system outage on December 24, 2024, resulting in an hour-long ground stop during a busy Christmas Eve schedule.