United Airlines has grounded all of its flights in the US because of a computer failure

All United Airlines flights in the United States were grounded on Wednesday due to a computer issue, according to CNBC.

Reuters was unable to immediately confirm.

Lines of passengers are already starting at airports:

(Reuters editing by Alden Bentley)

NOW WATCH: Watch these two planes fly full speed through a hanger

NOW WATCH: Briefing videos

Business Insider Emails & Alerts

Site highlights each day to your inbox.

Follow Business Insider Australia on Facebook, Twitter, LinkedIn, and Instagram.