The Observatoire de Paris is in the 14th district of Paris.

Bus access

Lines 38, 83 or 91, stop off at Observatoire-Port Royal Lines 38, 68 or 88, stop off at Denfert-Rochereau

Metro access

Lines 4 and 6: stop off at the Denfert-Rochereau station

RER Access (Regional Express Train)

RER B : stop off at the Denfert-Rochereau or Port-Royal stations

From Roissy airport

Take the RER B, stop off at Denfert Rochereau.

From the Orly airport

There are two possibilities: one economical (bus) the other fast and sure (OrlyVal train):

  • Take the OrlyBus to Denfert-Rochereau
  • Take the OrlyVal train, change at Antony for the RER B in the direction of Paris; stop off at Denfert-Rochereau

Here is the View of the Observatory with the different buildings