More than half a million people are facing travel disruption at German airports on Monday where a 24-hour strike has led to thousands of flight cancellations in a dispute about workers' pay.

German airports are facing chaos today as Ver.di union members down tools. Lufthansa Cargo has asked customers to check its website for all information on flight schedules, and to check its tracking service on the status of shipments.

BERLIN — A one-day strike by workers at 13 German airports, including the Frankfurt and Munich hubs and all the country’s other main destinations, caused the cancelation of most flights on Monday. The 24-hour walkout, which started at midnight, involves public-sector employees at the airports as well as ground and security staff.