from GENEVA AIRPORT to CERN
The CERN shuttle service is NOT working at this time.
If you take the public transport, the ticket 'Tout Geneve' can be purchased for 3 CHF at the machines at the tram stops:
Bus 23/28/57 until Blandonnet then Tram 18.
More details on the schedule available at Geneva Public Transportation Service
Taxis from the airport will cost approximately 35 CHF.
from CORNAVIN TRAIN STATION (downtown Geneva) to CERN
From Cornavin (the stop is to the right of the station as you walk out, on a covered road), you can take the 18 tram, direction CERN. Ticket "Tout Geneve" costs 3 CHF and allows you to ride the transportation services (including changes) during 1h. The tickets can be purchased at the machine at the tram and bus stops. Credit cards are accepted.
Taxi from the train station to CERN will cost approximately 45 CHF.
ONCE AT CERN
If you arrive at CERN during working hours you should enter via the main reception in Building 33. Outside working hours you should access the site via Gate B.
For detailed maps of CERN, you may introduce building numbers in the search field at the top of the CERN webpage . Hostel buildings are numbers 38,39,41, reception is 33, main auditorium is 500, restaurant is building 501 etc.
