A two-day strike by workers at Munich Airport, Germany’s second-biggest, has started. The airport operator said Thursday that airlines had canceled about 80% of their flights to and from Munich and further cancelations were not ruled out.

Munich airport said that a strike by public sector union Verdi on Thursday and Friday has prompted airlines to cancel about 80% of flights there. Germany's second-largest hub said in a statement on its website that there was a risk that more flights could be cancelled and that passengers planning to travel through Munich should contact their airlines.

A two-day strike by ground crew and security staff began Thursday at Munich airport, Germany's second largest, cancelling hundreds of flights.

Public sector workers and ground staff at Munich Airport will go on a two-day strike starting Thursday after wage negotiations ended without result, the Verdi union said on Monday.

Public sector workers and ground staff at Munich Airport are set to launch a two-day strike starting Thursday after wage negotiations ended without

Verdi Strike Results in Major Flight Cancellations

A two-day strike by airport workers, called by the verdi trade union in a public sector wage dispute, has begun at Munich Airport. Airlines have cancelled 80% of scheduled flights for Thursday and Friday,