Mont Blanc Tunnel - Total Closure To Traffic From 04/09/2023 to 18/12/2023

Mont-Blanc tunnel - the road tunnel that connects Chamonix-Mont-Blanc in Haute-Savoie, France, to Courmayeur in Aosta Valley, Italy - will be closed for more than 3 consecutive months, from September 4, 2023 to December 18, 2023 for heavy renovation work.

Please see the map below for alternative roads for HGV like Tunnel Du Frejus or Tunnel Du Grand St Bernard.