Winter Storm Strands Travelers

Source: Josh Levs / CNN

A powerful winter storm left thousands of travelers stranded Thursday, particularly in the Northeast, as scores of flights were canceled or delayed.

More than 400 flights within, into or out of the United States were canceled early Thursday, according to the tracking website

Some flights arriving at New York’s LaGuardia Airport were delayed an average of an hour Thursday morning, the Federal Aviation Administration said. Shorter delays were reported at Philadelphia International Airport.

Some smaller airports were hit hard. Syracuse Hancock International Airport in upstate New York was open, but only about half the flights were getting off the ground, officials told CNN.

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