High-Altitude Hiking in Zermatt: Trails Above the Treeline

Zermatt gives walkers something rare: a network of marked trails that start high and stay high, thanks to a lift system that lifts you above 3,000 m before you take a step. High-altitude hiking here means thin air, big glacier views and the Matterhorn as a constant companion. This guide covers the best routes, the season, and when a guide is worth it.

Roy Egloff / CC BY-SA 4.0 via Wikimedia Commons

The trails that make Zermatt

Because the lifts do the early climbing, you can spend a full day above the treeline without a dawn start. Three routes stand out.

The Five Lakes Walk

The Five Lakes Walk (Fünfseenweg) links Stellisee, Grindjisee, Grünsee, Moosjisee and Leisee above Sunnegga, and three of them mirror the Matterhorn on a calm day. It is a half-day at moderate effort and the most photographed high walk in the valley.

The Gornergrat ridge

Riding the Gornergrat railway to 3,089 m puts you on a ridge facing the Monte Rosa massif and the Gorner glacier, with trails descending back toward Riffelberg and Riffelsee. The views are as big as anything in the Alps and the walking is straightforward, though the altitude is real.

Toward the Hörnli Hut

For a demanding day, the path toward the Hörnli Hut at 3,260 m, the launch point for Matterhorn ascents, is a steep, rewarding out-and-back on well-marked terrain. It is a hike rather than a climb, but the exposure and altitude make it serious.

Season and altitude

The high trails are reliably clear from late June to early October. Even in summer, weather at 3,000 m turns fast, so carry a warm layer and a shell whatever the valley forecast says. Give yourself a day to adjust before a big high day; the altitude turns a gentle gradient into real work.

Paul Stephenson from London / CC BY 2.0 via Wikimedia Commons

When to hire a guide

Marked trails like the Five Lakes and Gornergrat routes are for independent walkers. A local guide earns their fee on the harder objectives: linking high trails into a full traverse, reading fast-changing mountain weather, or adding a glacier section, which moves the day from hiking into terrain that needs a rope and certification. For anything touching a glacier, go with a certified mountain guide.

Practical tips

Wear proper hiking boots with grip for loose high ground, carry more water than you would lower down, and use sun protection because UV climbs sharply with altitude. A Peak Pass or point-to-point lift ticket saves money if you plan several high days. Trails themselves are free; a guided high hike starts around 120 CHF per person in a group.

FAQ

Do I need to be an experienced hiker?

For the marked high trails you need good fitness and a head for altitude, not technical skill. The Hörnli approach and any glacier extension are more serious and better done with a guide.

How does the altitude affect the walking?

Above 2,500 m most people feel the thinner air. Pace yourself, drink well, and allow an easy first day to acclimatise.

When is the best time to go?

Late June to early October, once the snow has cleared from the high trails and the lifts are running their summer schedule.

Can I combine hiking with a glacier?

Yes, but the moment you step onto a glacier you need a certified guide and glacier equipment. Ask any operator to be specific about where a route goes.