By Train:

Gare du Nord (15 Km)

By Plane:

Paris-Orly Airport (25 Km)
Roissy-Charles-de-Gaulle Airport (35 Km)

By Car:

From Porte Maillot, avenue de la Grande-Armée, Arc de Triomphe, avenue de Friedland. At 3rd traffic light, turn right into rue d’Artois, then 2nd on the right.