More than 745 flights canceled nationwide on busiest air travel day of the year

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By 1010 WINS

NEW YORK (1010 WINS/AP) -- Hundreds of flights are being canceled because of the winter storm sweeping across the U.S., leaving travelers scrambling to get home after Thanksgiving on one of the busiest travel days ever.

Sunday is expected to be the busiest travel day for the airline industry ever in the U.S., with some 3.1 million people flying the skies.Flight-tracking site FlightAware says there were more than 745 canceled flights Sunday in the U.S., compared with 407 on Saturday. Delays reached 4,999 nationwide.

More than 450 flights had been delayed at Newark Airport by Sunday evening and more than 100 had been canceled, according to FlightAware.

More than 350 flights were delayed at LaGuardia and more than 30 were canceled.

At JFK Airport, more than 275 flights were delayed and at least nine were canceled.Arriving flights were delayed an average of an hour on Sunday evening at LaGuardia Airport, while arriving flights were delayed about 2 hours and 30 minutes at Newark Airport and about 1 hour and 15 minutes at JFK Airport.

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