While Customs said its systems were restored by about 10 p.m., airports warned passengers to expect delays tonight.
A passenger jet takes off from San Diego International Airport.
"During the technology disruption, CBP had access to national security-related databases and all travelers were screened according to security standards". Several other airports said they were affected.
- CBP (@CustomsBorder) January 2, 2018Due to U.S. Customs and Border Protection computer issues, passengers at JFK Airport may experience delays in the global arrivals area.
On the first day of the new year, long lines of passengers entering the United States halted at worldwide airports in New York, Florida, Texas and California.
A few minutes later, another tweet said the customs processing issue was resolved. "CBP officers continued to process worldwide travellers using alternative procedures at affected airports".
According to the CBS News, there were up to 2,000 passengers stuck in lines at the Miami International Airport. CBP later put out a statement on its Twitter page, saying all the airports were back online after a brief outage of its processing systems. All airports were back on line after wait times for travelers that were longer than usual, it said.