The itinerary lasts 11hrs 38min, and has 2 steps.

Paris - L'Argentière-les Écrins
The step from Paris to L'Argentière-les Écrins lasts 11hrs 08min. You'll travel in a night train.

L'Argentière-les Écrins - Puy-Saint-Vincent
The step from L'Argentière-les Écrins to Puy-Saint-Vincent lasts 00hrs 30min. You'll travel in a day bus.