Winter storms cause historic flight cancellations

摘要

The record snowfall hitting the East Coast has led to the highest number of flight cancellationsrnin 25 years, according to Associated Press research.rnMore than 75,000 domestic flights by U.S. airlines have been canceled since Dec. 1, includingrnabout 14,000 this week amid the latest barrage of snow, adding up to 5.5 percent of the 1.35rnmillion flights scheduled during that 2½-month period. AP calculations were based onrninformation from flight tracking site FlightAware.