By 7:55 a.m. ET, the ground stop had been lifted, an American Airlines spokeswoman told CNBC ... The system is tied to critical data like an aircraft's weight and balance, which is required ...

Dec. 24 (UPI) --All American Airlines flights around the country were grounded for a short period on Christmas Eve morning, clogging business air traffic because of what was described as a ...

American Airlines grounded all flights nationwide ... The airline lifted the ground stop of all its flights in the U.S., according to the FAA, Reuters reported. The delay comes during what was ...

The ground stop lasted for about an hour before American Airlines passengers were allowed to board planes again and leave for their destinations around the country. The disruption comes at one of ...