The 24-hour walkout also affected cargo transport by rail and ship, as workers at the country's ports and waterways joined the strike.

Many commuters opted to drive, causing delays on the roads, while those who could worked from home.

Unions are seeking a pay increase of at least 10.5% and have dismissed offers from employers of 5% in two stages plus one-off payments.

Labor strikes are a regular occurrence in Germany and normally end in a compromise deal between unions and employers.

The walkout already caused disruption and delays Sunday, as travelers scrambled to reach their destinations early.