Fastest routes:
Arrival at Chambery Savoie Mont-Blanc airport then about 1h30 drive via A43 (118 km; route with tolls).
Arrival at Turin Caselle Sandro - Pertini Airport in Italy, then about 1h40 drive via A32/E70 (125 km; route with tolls).
Arrival at Annecy Mont-Blanc airport then about 1h50 via A43 and A41 (161 km; itinerary with tolls).