They argued that flying to Israel could not be deemed sufficiently safe, citing Belgium’s Ministry of Foreign Affairs, which advises against “all non-essential travel to Israel and Jerusalem.”

Union says airline violated deal specifying that staff, concerned over safety and 'ethical impact,' could not be made to fly Tel Aviv route

Belgium's largest trade union threatened action against the country's flag carrier over mandatory crew assignments on its Ben-Gurion route, citing safety and ethical concerns…