Thousands of flights within the US and internationally were delayed or cancelled on Friday, adding to the travel disruptions during the holiday week due to adverse weather and rising cases of the Omicron coronavirus variant.

Over 3,090 flights were cancelled globally as of early Friday evening, including nearly 1,550 flights within the US or entering or departing it, according to a running tally on flight-tracking website FlightAware.com. There were over 8,650 global flight delays in total.

Read more from Reuters here.