United Airlines Holdings Inc. is canceling dozens of flights over the holiday weekend, as a surge of COVID-19 cases impacts crews, and Delta Air Lines Inc. also cited the variant as a factor behind a number of cancellations.
United Airlines Holdings Inc. is canceling dozens of flights over the holiday weekend, as a surge of COVID-19 cases impacts crews, and Delta Air Lines Inc. also cited the variant as a factor behind a number of cancellations.