You can reach the Palace of Versailles from Paris with the RER C line. It is located at walking distance from Versailles Château Rive Gauche station. As the Palace of Versailles is located in fare zone 4, outside Paris, the standard T+ metro ticket is not valid for this journey.
Which RER train goes to Versailles?
The RER C train is the most commun transport to get to Versailles. 70% of the visitors take this option to travel.
How do I get to RER C from Versailles?
Go to any Métro or RER station in Paris and use the ticket machine to buy a roundtrip fare to Versailles Château Rive Gauche. The machine will print two separate tickets: one for the outbound trip, and another for the return. (The ticket machines are multilingual, and you can pay by credit card.)