A major winter blast of snow, ice, wind and plunging temperatures in the U.S. stirred dangerous travel conditions from central and southern states all the way to the East Coast early Monday, prompting several delays and cancellations at Phoenix Sky Harbor Airport.

Flights are delayed, cancelled at Logan Airport due to the weather, and Massport is recommending travelers check with their airlines.

Nineteen flights out of 118 scheduled to depart from the airport Monday were canceled as of 7 a.m. Three were delayed