From Roissy Charles De Gaulle airport (CDG), use the RER B line first to Châtelet les Halles, then use the RER A line and get off at the Noisy-Champs station (1 hour travel)
From Orly airport (ORY), use the OrlyBus first to Denfert-Rochereau, then use the RER B line to Châtelet les Halles, then use the RER A line and get off at the Noisy-Champs station (1 hour 15 min travel).
From Paris or outside Paris use the A4 highway till the "Champs" exit.
Follow the signs to the "Cité Descartes" campus and to ENSG (Ecole Nationale des Sciences Géographiques).
Use the Paris - Meaux line to the Chelles-Gournay station, and then bus 213.
Use the Paris - Tournan line to the Emerainville station, and then bus 212.
From Marne la Vallée TGV, take RER A to Paris and get off at the Noisy-Champs station
Use the RER A line (railroad) from Paris to Marne la Vallée-Chessy.
Get off at the Noisy-Champs station (15 min from Vincennes, 25 min from Châtelet-les-Halles).