The American company United Airlines explained the flight cancellations by the fact that a large part of its staff was found to have coronavirus.
In Australia, about 100 flights between Sydney and Melbourne were canceled. The cancellation affected thousands of passengers.
On Friday, the number of people infected with the Omicron variant in the United States exceeded the peak value of the last wave of the pandemic. Experts in the United States also fear that the burden on the healthcare system is too high.
“If we have millions of patients, and they are concentrated in one place, then in order to overload hospitals, only a small percentage of the “severe” is enough,” Professor Hallie Prescott of the University of Michigan told the New York Times.