If you fly in to Orly, how do you get from the airport to the RER C1 line, to get to Porte Maillot?
1 answer
From Orly Sud (South) there's a shuttle bus named Go C that takes passengers to Pont de Rungis on the RER C line. From there you can take the RER C direction Montigny Beauchamp all the way to Porte Maillot, without further transfers. Travel time is about 1h10m.