Cheaper per day
Tour du Mont Blanc camping
Watse (Trekking Mont Blanc) · Guided group · TMB Express (shortened, 5–7 days) · 7 days · 3/5 Challenging
6 Jun 2027
Facts as published by Grand Angle. The difficulty grade in bold is ours (1–5), mapped from theirs.
| Dates | Price | Single supp. | Status | Seats | Checked | Book |
|---|---|---|---|---|---|---|
| 13–22 Jun 2027 | €4,150≈ $4,670 | €1,040 | Guaranteed | — | Book | |
| 4–13 Jul 2027 | €4,150≈ $4,670 | €1,040 | Available | — | Book | |
| 1–10 Aug 2027 | €4,150≈ $4,670 | €1,040 | Available | — | Book | |
| 28 Aug – 6 Sep 2027 | €4,150≈ $4,670 | €1,040 | Guaranteed | — | Book |
Not enough price changes yet to draw a history.
Closures & advisories · Treutsebo diversion
Rockfall diversion in Switzerland (commune of Orsières, Swiss Val Ferret): the path between Prayon and Branche (Treutsebo sector) is rerouted on a signposted new path; the old path is closed. Camping and bivouacking are banned in this area.
Huts & refuges · Refuge bookings open
Bookings for summer 2027 open on 15 October 2026 on montourdumontblanc.com for all member refuges and gîtes of the TMB wardens' association; some refuges fill quickly after opening.
Huts & refuges · Where to book refuges
Only members of the Association des Gardiens de Refuges du Tour du Mont-Blanc can be booked on montourdumontblanc.com (about 51 refuges and guesthouses in FR/IT/CH); other huts, including CAI and some private refuges, must be booked directly.
Huts & refuges · Refuge booking terms
A deposit is paid at booking. Changes can be made online up to 30 days before arrival. Cancelling more than 30 days out refunds 80% of the deposit; within 30 days there is no refund unless covered by cancellation insurance (up to 95% of the deposit).
Huts & refuges · Refuge opening dates
Each refuge sets its own season, roughly mid-June to mid/late September. In June and September some refuges are not yet open or have already closed; dates are shown on each refuge's page.
Huts & refuges · Refuge des mottets · Season
Refuge des Mottets (Vallée des Glaciers, below Col de la Seigne) is open 10 June – 20 September 2027.
Huts & refuges · Typical refuge prices
About €65–95 per night for dormitory half board when booking refuges directly; about €500–900 for accommodation on a 7–10 day trek.
Permits & quotas · Bivouac · Aiguilles rouges reserve
Aiguilles Rouges nature reserves (Carlaveyron, Aiguilles Rouges, Vallon de Bérard; Chamonix valley, FR): a bivouac pitch must be booked on reserve-bivouac74.fr; regulated 1 June – 30 September by prefectural order.
Permits & quotas · Bivouac · Chamonix
Commune of Chamonix (FR): camping banned outside designated sites; only high-altitude bivouac between sunset and sunrise. Bivouac is banned year-round at Lac Blanc, Blaitière pastures, the Col des Posettes area and Montagne de Chailloux.
Permits & quotas · Bivouac · Contamines reserve
Contamines-Montjoie National Nature Reserve (FR), 15 June – 15 September: bivouac banned below 2,500 m and in sensitive zones, except 19:00–09:00 at the Pont de la Rollaz (40 tents) and La Balme (50 tents) areas. Prefectural order DDT-2026-0474, valid to 31 Dec 2026. Online booking at reserve-bivouac74.fr is required for these areas.
Permits & quotas · Bivouac · Italy
Aosta Valley (IT): all forms of camping are banned, even for under 24 hours, and bivouac is banned below 2,500 m, which covers almost all of the Italian TMB. The same page gives a €566 fine for breaches.
Permits & quotas · Bivouac · Switzerland
Valais (CH): bivouac and wild camping are banned, with tolerated exceptions (one night, not in a group, above the tree line, or in an emergency). Bovernier, Martigny-Combe and Trient ban bivouac outright; use campsites at La Fouly, Champex (Relais d'Arpette) or Col de la Forclaz/Trient.
Permits & quotas · Bivouac · Vallee des glaciers
Vallée des Glaciers (Bourg-Saint-Maurice, FR): no bivouac (pastures and private land); there is an official bivouac area at Les Chapieux.
Season · Early-season snow
Before mid-June, north-facing snow patches usually remain on several passes (Col du Bonhomme, Col des Fours, Fenêtre d'Arpette); poles are advised and lower variants exist for almost every pass.
Season · Main season
Mid-June to mid-September. July and August have the best conditions and the most hikers.
Official source wins. Permit and fee rules can change at short notice. If the official source says something different, follow it, and tell us so we can fix it.
Cheaper per day
Watse (Trekking Mont Blanc) · Guided group · TMB Express (shortened, 5–7 days) · 7 days · 3/5 Challenging
6 Jun 2027
Cheaper per day
Grand Angle · Guided group · Classic TMB (full loop from Les Houches) · 9 days · 3/5 Challenging
5 Jun 2027
Self-guided alternative
Terres d'Aventure · Self-guided · TMB Express (shortened, 5–7 days) · 9 days · 4/5 Strenuous
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