– With a taxi. You will find  the taxi stand at the exit at the airport.
Rate: 36€.

– Orly bus and Metro :
Bus from the airport to Denfert-Rochereau. (Rate: 11.50 €).
Line 6 from Denfert-Rochereau to la Motte-Picquet Grenelle, direction Charles de Gaulle Étoile.
Line 8 from la Motte-Picquet Grenelle to École Militaire, direction Créteil Pointe du Lac.