Hot answers tagged buses
As you can see on the map if you zoom in a little, the nearest train station is Lus-la-Croix-Haute. The trip from Grenoble takes about an hour and a half, it should appear as a result on the SNCF website, or you can see the timetable here. To reach Vaunières, maybe you could use a taxi or a car rental, I am not able to find any public transport option.
Besides the two websites already mentioned in the comments, I can also recommend "Fahrtenfuchs" (https://www.fahrtenfuchs.de/). Moreover, there is another website that compares different ways of travel: "Verkehrsmittelvergleich" (http://www.verkehrsmittelvergleich.de/). However, there is one major issue: Most of the websites that aggregate bus connections ...
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