From Lyon Saint-Exupéry Airport, take the A43 to the A48 highway and head towards the Southern Alps. The drive to Grenoble is approximately one hour. Exit the highway in Genoble.
From Grenoble to Vaujany (50 km / 50 minutes) take RN 1091, direction Briançon. At the crossroads of Rochetaillée, follow the valley of Eau d'Olle on the Departmental Road 526 (direction Allemont / Vaujany).
There are direct highway routes from Paris, Lyon, Marseille, and Geneva to Grenoble. Main distances:
Paris 620 km
Lyon 158 km
Nice 342 km
Marseille 285 km
Strasbourg 582 km
Milan 330 km
International
For travelers from Europe, Canada, Israel & North America
Lyon is the closest international airport, with flights to 86 cities in Europe, Canada, Israel, and Northern Africa.
Airlines that service Lyon, for example are: Air France, British Airways, Iberia, Lufthansa, TAP, KLM, Turkish Airlines, easyJet, Air Canada, Aer Lingus, Eurowings, Turkish Airlines, Vueling, Wizz, Finnair, Twin Jet.
Take the train from Lyon airport directly to Grenoble (1.5hrs, departures every 30 minutes).
For travelers from Asia, Australia, North America & South America
Paris airport is the recommended arrival airport for travelers from outside Europe. A direct flight provides the least risk of missing luggage, missing connections, stress over connecting flights, and less chance of damage to your baggage.
Directly at the airport (under Terminal 2), there is the high speed train (TGV) station (buy your train ticket on level 2 at the yellow machines, the departure platforms are on level 1). Take the TGV to Lyon (2.5hrs, 11 departures per day), and then change to the train to Grenoble (1.5hrs, departures every 30 minutes).
Lyon
Lyon is the closest international airport. For a traveler from outside Europe, if you are open to doing a connecting flight and prefer to fly to Lyon, your options are:
Take the train from Lyon airport directly to Grenoble (1.5hrs, departures every 30 minutes).
Once in Grenoble, take the official Vaujany taxi, which is accustomed to transport bikes (50 minutes). Vaujany Taxi: taxi-vaujany.fr
The closest international airport is Lyon (LYS). From Lyon airport, take the 1.5hr train ride to Grenoble.
Another nearby airport is Geneva (GVA). From Geneva airport, you can drive to Vaujany or take a bus to Grenoble.
From Grenoble, we recommend booking Vaujany Taxi: www.taxi-vaujany.fr
Lyon
Lyon is the closest international airport. There are buses and trains from Lyon airport directly to Grenoble train / bus station.
Taking the train is the best option for you and your bike, although it could be a little more expensive than the bus.
Website: www.sncf.com/fr
Stops: Lyon Saint Exupéry – Grenoble station
There are 26 daily departures (6:00-23:00), with a travel time of 1h30.
The train cost varies 23€ - 50€ per way.
Bikes and luggage are free on the train.
Buses
Buses depart every 30 minutes (5:30-23:30), with a travel time of 1h30. However, buses may incur some delays in case of any traffic.
The bus cost varies 5€ - 25€ per way.
Ouibus does not allow bikes. It does allow packed bikes in a case, but maximum dimension of 40x30x15cm, and weight no more than 20kg.
Ouibus website: fr.ouibus.com/trajets/lyon-aeroport-saint-exupery-grenoble#
Flixbus allows bikes. "Most of our buses allow you to bring your standard size bike without accessories (max weight of 20 kg) on board and you can add it to your journey during the booking process at an extra charge per item. You can select the number of bicycles you want to bring when booking when you enter the number of passengers.
The transport is carried out on bike racks. In some cases, transport is only possible in suitable bags in the baggage compartment. In this case, you must call customer service in advance to register the bike (see special baggage rules). E-bikes, pedelecs, tandems and tricycles cannot be carried on a bike rack." The price of a bicycle transport is 9 euros extra per way on Flixbus.
Flixbus website: www.flixbus.fr/voyages-car/grenoble-lyon-aeroport-saint-exupery
Geneva
There are buses between Geneva and Grenoble.
Ouibus website: fr.ouibus.com/trajets/grenoble-geneve-aeroport
Flixbus website: www.flixbus.fr/voyages-car/grenoble-geneve-aeroport
Grenoble
Fewer flights to this airport than to Lyon and Geneva.
Paris
Charles De Gaulle / Roissy
Take the direct train to Lyon, and then change to another train to Grenoble.
Car Rental
If you want to drive yourself to Vaujany, the closest regional airports are Lyon, Geneva, Marseille, Torino.