Airlines canceled 4,000 flights Thursday because of the winter storm spanning the East Coast, and hundreds more Friday, according to FlightAware.com, an online tracking service.
The New York area was among the hardest hit. John F. Kennedy International Airport suspended flights about 11 a.m. in white-out conditions, high winds and nearly 5 inches of snow, according to the Port Authority of New York and New Jersey, which operates the three major airports around New York City.
LaGuardia suspended flights around noon and got nearly 4 inches of snow, according to the Port Authority…