Road conditions
Please note: during the summer season, access to the tunnel is very busy. Please consult the traffic forecasts on the official Mont Blanc Tunnel website to plan your journey accordingly!
From November 1, 2025 to March 31, 2026, light vehicles, commercial vehicles and motorhomes must :
- either be equipped with metal or textile snow chains in the luggage compartment, enabling at least two drive wheels to be fitted;
- be fitted with four winter tires.
Traffic information for roads in the Chamonix Valley and Mont Blanc tunnel.
1
R.N.205 : Fayet - Chamonix
Normal traffic
2
RD.1506 : Chamonix - Argentière
Normal traffic
3
RD.1506 : Argentière - Vallorcine et Suisse (Col des Montets - 1461m)
Normal traffic
4
Route Argentière - Montroc et Le Tour
Normal traffic
5
Tunnel du Mont-Blanc
Normal traffic
Last updated on 04/05/2025 - 08:43
Special news
Tunnel du Mont-Blanc : - -
Mont Blanc Tunnel Tariff
Telephone: +33(0)4 50 55 55 00 - +33(0)4 50 53 00 24 (Tourist Office)
Calendars of traffic forecasts and scheduled interruptions (work)
Mont Blanc Tunnel
(2025 prices, French side)
Class | Type of vehicle | One-way | Return trip (1) | 10-ride pass (2) | 20-ride pass (2) |
|---|---|---|---|---|---|
5 | Motorcycles, motorcycles with sidecar, motorcycles with trailer | 36,30 € | 45,60 € | 113,90 € | 159,50 € |
1 | Car, van and small van | 54,80 € | 68,40 € | 171,10 € | 239,50 € |
2 | Car with trailer, van and camper van | 72,60 € | 91,20 € | 228,00 € | 319,20 € |
(1) For classes 1, 2 and 5, the return is valid 7 days after ticket purchase.
(2) Pass validity: 24 months.
