Sometimes it is possible to get cheaper solutions by having a look at limited offers or at fidelity programs made available on the companies' websites.
If you don't feel like spending many hours in a train, you can consider travelling by plane. Especially if you have the possibility to book in advance, flying to Rostov-on-Don can be definitely cheap.
Which stations are served by the trains travelling from Saint-Petersburg to Rostov-on-Don?
You can take the train to Rostov-on-Don at САНКТ-ПЕТЕРБУРГ-ГЛАВН. or САНКТ-ПЕТЕРБУРГ ЛАДОЖ., which arrives at РОСТОВ-ЗАПАДНЫЙ or РОСТОВ ТОВ.
When are the first and last trains from Saint-Petersburg to Rostov-on-Don scheduled?
The average duration of the journey is 36 hours and 44 minutes, but the fastest connections take you to Rostov-on-Don in 34 hours and 5 minutes. The first train leaves from Saint-Petersburg at 16:01, while the last one leaves at 20:01.