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Hiking trails & Routes
Italy
Aosta Valley
Gressoney-La-Trinité

Sorgenti del Lys Trail

Moderate

4.7

(80)

464

hikers

Sorgenti del Lys Trail

03:27

6.92km

560m

Hiking

Hike the 4.3-mile Sorgenti del Lys Trail to the source of the Lys River, gaining 1828 feet with views of Monte Rosa peaks.

Last updated: February 26, 2026

Waypoints

A

Start point

Get Directions

1

32 m

Staffal Fountain

Highlight • Natural Monument

Always fresh water and very good to drink.

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Tip by

2

169 m

Trail No. 7A

Highlight • Trail

3

225 m

Staffal

Highlight • Settlement

From Staffal there are several cable cars that take mountaineers and mountain enthusiasts to high altitudes. Numerous trails also start from here to make beautiful excursions with breathtaking views of the glaciers of Monte Rosa.

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Tip by

4

625 m

Lys Stream

Highlight • River

despite the period of drought, the Lys is quite rich in water and it is possible to visually follow its path from the sources to the valley floor

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Tip by

5

1.46 km

View of Staffal

Highlight • Viewpoint

Various paths start from Staffal to reach many peaks

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Tip by

6

3.58 km

Lys Springs

Highlight • River

It is amazing to see where and how the River Lys is born.

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Tip by

7

3.82 km

Roped Section on the Moraine

Highlight • Climb

Small passage equipped with ropes at the top of the moraine

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8

3.88 km

Panorama

Highlight • Viewpoint

9

4.11 km

Trail on the Moraine

Highlight • Trail

Last half hour of walking to reach the springs.

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Tip by

B

6.92 km

End point

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Way Types & Surfaces

Way Types

6.33 km

314 m

149 m

< 100 m

< 100 m

Surfaces

6.38 km

273 m

136 m

124 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (2,380 m)

Lowest point (1,820 m)

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Weather

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Tuesday 2 June

7°C

0°C

0 %

Additional weather tips

Max wind speed: 9.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

Where does the Sorgenti del Lys Trail start and where can I park?

The trail officially starts from the village of Staffal. You can usually find parking available in or near the village, which serves as a common starting point for various hikes in the area.

Is the Sorgenti del Lys Trail dog-friendly?

While the trail is generally accessible, it's always recommended to keep dogs on a leash, especially given the presence of alpine pastures and potential wildlife. Be prepared for varied terrain, including a roped section, which might be challenging for some dogs.

What is the best time of year to hike this trail?

The best time to hike this trail is typically during the late spring, summer, and early autumn months (June to September) when the snow has melted, and the weather is most favorable. This allows for clear paths and the best views of the alpine scenery.

Do I need a permit or pay an entrance fee for this hike?

No, there are no specific permits or entrance fees required to hike the Sorgenti del Lys Trail. It is freely accessible to the public.

What is the difficulty level of the route?

The trail is rated as moderate. While the initial sections are gentle, it becomes steeper towards the end, especially on the moraine. Some sources classify it as 'EE' (for experienced hikers) due to a short roped section, but it's also considered suitable for families and avid trekkers.

What is the terrain like on the route?

The terrain varies significantly. It begins with well-maintained paths through meadows and woodlands, transitioning to a more rugged, glacial environment. You'll cross a larch forest, navigate grassy slopes, and finally ascend a moraine, which includes a short section secured with ropes or chains.

What are the main attractions and viewpoints along the way?

Highlights include the Staffal Fountain, the Lys Stream, and stunning View of Staffal. As you ascend, you'll reach the Lys Springs, offering panoramic views of the Monte Rosa peaks, small opaque blue lakes, and the Lys Glacier's terminal tongues. Don't miss the Panorama point.

How long does it typically take to complete the hike?

The total duration for this hike is approximately 3 hours and 26 minutes. The climbing time to reach the springs is estimated to be between 1.5 to 2 hours.

Does the trail intersect with other paths?

Yes, the route is part of the official 'Le sorgenti del Lys' trail. It also includes sections of 'Monte Rosa tour stage 3' and 'Strada Moos'. You'll encounter a Junction for Trail 7 (Sorgenti del Lys) and 7C.

Is this trail suitable for families?

Yes, the trail is often praised for being suitable for families, especially due to its relatively short length and the exciting Roped Section on the Moraine, which can be a thrill for children. The initial part is gentle, making it accessible for various skill levels.

What should I expect from the roped section on the moraine?

The roped section is a short, fixed aid on the moraine designed to assist hikers over rocky or potentially slippery patches. It adds an element of adventure and contributes to the trail's 'EE' rating, but it's generally manageable for those with moderate hiking experience and offers a unique experience.

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Trail Reviews

Marco
June 18, 2023, Alle fonti del Lys

pleasant and not too demanding trip, with a constant climb, the first part of which in the woods. Beautiful views of the Monte Rosa group, with beautiful surrounding blooms and the scent of thyme and wild herbs

Translated by Google
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