Growing concerns still by passengers traveling to and from Charlotte-Douglas. WSOC TV reports hundreds of flights were delayed and nearly 100 canceled at Charlotte Douglas International Airport on Sunday, according to the website Flight Aware. Most of the delays came from American Airlines and its subsidiaries, PSA Airlines and Piedmont. Of the 97 cancellations, 57 were from American Airlines, 31 from PSA Airlines, 6 from Endeavor Air, 2 from Jazz Air, and 1 from Envoy Air. Of the over 450 delays just before 5:30 p.m., 270 of them were from American Airlines, 125 were from PSA Airlines, and 34 were from Piedmont.