Washington, D.C.–(ENEWSPF)–May 10, 2011. Â March was the fourth month out of the last six that the nationâs airlines reported no tarmac delays of more than three hours, according to the Air Travel Consumer Report released today by the U.S. Department of Transportation (DOT). A year ago, in March 2010, the carriers reported 25 tarmac delays longer than three hours. Carriers also reported a decrease in the rate of canceled flights in March compared to a year earlier.






