The Lyon Saint Exupery International Airport (LYS) is the most convenient way to come to Grenoble.
Regular buses ensure the connections Grenoble-LYS and LYS-Grenoble. Arrival : Grenoble bus station.
The transfer to Grenoble takes 1 hour. The return ticket costs 33€. There is one shuttle every hour. See 2010 schedule Here.
Geneva International Airport (GVA)
Depending on your country of departure, The Geneva International Airport can be a more convenient alternative to the LYS airport. The AEROCAR shuttle bus can drive you directly to the Grenoble bus station. The travel duration is 2h30. Only 3 rotations per day. The return ticket costs 57€. See timetable and rates Here. Also, you'll need a valid Swiss visa to use that option. Alternatively, you can take the train (2 hours) from Geneva train station.
Four trains per day (duration of the trip : two hours).Grenoble Isere Airport (GNB), Saint-Etienne de Saint-Geoirs:
The Grenoble Isère Airport (GNB) is the closest to Grenoble. Its activity is mainly driven by winter tourism, but some international regular lines are available.
- Connections with shuttles between Saint-Geoirs airport and Grenoble bus station. The transfer to Grenoble takes 30 minutes.
Train (SNCF)
TGV Paris-Grenoble (Non-stop trains)
- Departure "Gare de Lyon" railway station : journey time : three hours
- Departure Charles de Gaulle (Roissy) railway station : journey time : three hours fifteen
And also : TGV Lille-Grenoble, Marseille-Grenoble