Transport workers strike against plans to raise the retirement age, with millions set to protest later on Tuesday.
French Unions have launched another strike against pension reform – the fourth major action in a month.
It comes as the unpopular pension reform bill edges closer to becoming law.
Trains and airports are running well below capacity and marches are planned across the country.
Al Jazeera’s Jacky Rowland reports from Marseille, France’s main southern oil port, where dock workers have been on strike for two weeks.