Before boarding a
high-speed Sapsan train from St. Petersburg to Moscow, have your printed-out train ticket and all your travel documents, including your passport and ID, because they will be required for boarding the train.
Train boarding begins 45 minutes before departure time. It is advisable to arrive at the station no later than 20 minutes before departure.
Upon arrival at the main entrance of the Moskovsky Station and passing the security check, cross the main hall and head for the timetable screens. Keep in mind that all information is in Russian.