By public transportation

2 possibitilies :
From Massy- Palaiseau or Lozère RER B train station.

From Massy-Palaiseau RER B station and Massy-Palaiseau TGV Station
Map of the Massy Palaiseau station and bus stops.

At the station, take Bus TransEssonne 91.06 or 91.10 (t+ ticket)
Get off the bus at one of the following stops: « Les Joncherettes » (LOA et ENSTA), « Lozère », or « Laboratoires » of the school.

Timetable of the Transessonn buses and map of the bus stops of bus 91.06 on the campus.

From Lozère RER B station
Pedestrian route with a good 15-minute walk (approx. 300 steps).
Map of the Lozère station. Access from Lozère station.

Access from the road

From the Porte d’Orléans or Porte d’Italie : by A6 highway.
From Pont de Sèvres : by N118.

Consult traffic status in real time.

By plane

Close airports:

  • Orly airport (via OrlyVal and RER B)
  • Roissy-Charles de Gaulle airport (direct by RER B)

Download the map of airports, train station and RER .

Campus map

General map of campus Polytechnique


Although all participants are expected to make their own travel and hotel arrangements, the JCO 2022 Organizing Committee suggests using the platform Revolugo to book an hotel at privileged rates.

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