The computers went down at 3:30 a.m., customers were told, but came up by 8:15 a.m.
Still, the impact was still being felt throughout the morning.
The lines were long and just got longer. People sat, talked, slept and re-arranged their itineraries. "We got here at 4:00 a.m. and we were supposed to leave at 6:15 a.m. So, we should be in Chicago now, and probably missing our flight to Edmonton," said Ashley Fieger of Conshohocken.
Those that missed connecting flights were told they would be put up in hotels free of charge.