Some flights to and from Bermuda have been cancelled due to harsh winter weather in the United States.According to staff at LF Wade International Airport, Delta flights to and from Atlanta were cancelled today, as well as tomorrow's Delta flights to and from Boston and Continental flights to and from Newark.A series of winter storms have caused thousands of flights to and from the east coast to be cancelled since Christmas, leaving travellers stranded.All travellers are advised to check that their flights are operating as scheduled.Continental Airlines can be reached at 293-3092, and Delta at 1-800-221-1212.