At what time does the RER train begin and at what time do they stop workin By | December 25, 2018 | in Vote Up 0 Vote Down Answered Public Public Private Questions Anonymous asked December 25, 2018 time and schedule 1 answer Vote Up 0 Vote Down Public Ben Lam ⋅ Staff ⋅ December 29, 2018 RER trains begin service at roughly 5:30 AM and final trains depart around 00:15 (just after midnight). #1 Please login or Register to Submit Answer Username or Email Address Password Remember Me