Dhaka, Aug. 23 -- Ground handling staff at airports across Portugal are threatening to launch rolling strikes starting in September and continuing through early January, amid an ongoing labor dispute with Menzies Aviation.

The Metallurgical and Related Industries Union (SIMA) filed a new strike notice last week, citing a lack of concrete progress in negotiations with the company, which operates under the SPdH/Menzies Aviation brand in Portugal.

According to details first reported by Portuguese newspaper Publico, the strike is scheduled to run in alternating periods between 3 September 2025 and 2 January 2026, affecting long weekends and the busy holiday travel season.

Talks between SIMA and Menzies broke down on 14 August, with the uni...