The Port Authority of New York and New Jersey says by late morning, flights had resumed taking off and landing at John F. Kennedy airport. Flights were departing from Newark Liberty, but domestic arrivals were not expected to resume until around noon.
LaGuardia remains open, with cancelations and delays.
The Port Authority says 168 flights were canceled at LaGuardia. There were 405 flights canceled at Newark and 325 at Kennedy.
Travelers should check with their airlines before heading to the airport.