Airlines split on whether to mandate Covid vaccines for employees

U.S. airlines are increasingly divided over whether to require their flight attendants, pilots and other employees to be vaccinated against Covid-19.

United Airlines and Hawaiian Airlines this month said their U.S. employees, a total of some 73,000 people, must get vaccinated against the coronavirus. Alaska Airlines said it’s considering a similar mandate for its some 20,000 employees if the Food and Drug Administration gives one of the vaccines full approval, a step that’s expected next month.

Other carriers, including Delta Air Lines, American Airlines, Southwest Airlines and JetBlue Airways have repeatedly said they are encouraging, but aren’t requiring that staff are vaccinated. Delta Air Lines...