Do not waste your time on public transport. Book a private transfer from the airport ORY to any place of Paris, whether your hotel or apartment, and the last day of your stay, in a comfortable vehicle.
When you book your transfer, please specify the date and time of your arrival and departure, the address where you will be staying (your hotel, apartment, building, etc.) and your contact details. Your reservation will be confirmed and you will receive your voucher. On the day of your arrival, your driver will meet you at the airport after the customs area with a sign in your name. Your driver will help you with your luggage. You will drive in a fully equipped vehicle while your driver will take you directly to your hotel in Paris.