Sky News
Hundreds of flights have been called off for a third day in a row in the US as the Omicron variant of COVID continues to spread.
More than 720 commercial flights going into or out of the US were cancelled on Sunday, according to a tally on flight-tracking website FlightAware.com.
This meant thousands of people were forced to make alternative Christmas travel arrangements as airlines cancelled flights so pilots and cabin crew could quarantine during one of the busiest times of the year.
Cases have risen in many parts of the US over the festive period, which prompted New York state’s health department to warn on Friday there had been four-fold increase in COVIDhospital admissions for children under 18 since the week beginning December 5.
Delta Air Lines Inc predicted more than 300 of its flights to be cancelled by the end of Sunday…
