RER B 11th Octobre 20.00pm By | September 26, 2019 | in Vote Up 0 Vote Down Answered Public Public Private Anonymous asked September 26, 2019 can we Go with RER B from CDG to Port Royal on the 11th of Octobre at 20.00pm? 1 answer Vote Up 0 Vote Down Public Ben ⋅ Staff ⋅ September 26, 2019 Yes, RER B will go from CDG to Port Royal on Oct 11 up until 23:00 so you'll have about 3 hours to start your journey at either CDG train station. #1 Please login or Register to Submit Answer Username or Email Address Password Remember Me