Scam at RER station, Paris – Travelling to Disneyland Paris by RER train One of the easiest ways to travel to Disneyland Paris is by RER A to Marne-la-Vallée station which requires separate ticket to travel. A single one way ticket costs €5. Here is what happened. Last week, we were at National station and queuing to buy the tickets from the machine with a bunch of other foreign tourists. Some took a while to naviga…