There will be no train services throughout Greece on 25, 26, 27 and 29 October, including on the Proastiakos Suburban Railway. Service will also be suspended on the Athens Metro between Doukissis Plakentias and Athens International Airport.
There is a possibility of further travel disruption due to industrial action by public sector workers, including air traffic controllers.
Strikes and demonstrations are sometimes called at short notice and can cause disruption to public transport in and out of Greece.
Passengers are advised to contact their travel company for further information before travelling.