Originally Posted by
etch5895
You will have to buy it from a ticket counter at CDG (in the Gare). The machines don't sell them (or didn't in T2). 16.70 Euro, IIRC.
€17.05 right now for Paris Visite 1-day pass, zones 1-5. As of July 1 all fares will be going up about 1.8%. I don't recall ever seeing them in machines, either.