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Italy
Aosta Valley
Hône

Serra di Biel Trail

Moderate

4.5

(17)

79

hikers

Serra di Biel Trail

03:15

7.44km

470m

Hiking

Hike the moderate 4.6-mile Biel to Grand Château Summit Trail (via Route 4A), gaining 1533 feet, with views of the Gran Paradiso Mountains.

Last updated: February 26, 2026

Waypoints

A

Start point

Parking

Get Directions

55 m

Cappella di Santa Margherita

Place Of Worship

2

2.91 km

View of the Gran Paradiso Mountains

Highlight • Viewpoint

Nice walk. Steep only in the last part. My route is irregular because I had taken a shortcut which however made me skip the fork with the indication, so I had to go back

Translated by Google •

Tip by

3

6.70 km

Fontana Biel

Highlight • Structure

B

7.44 km

End point

Parking

Loading

Way Types & Surfaces

Way Types

4.08 km

1.59 km

924 m

323 m

314 m

206 m

Surfaces

5.26 km

956 m

498 m

374 m

280 m

< 100 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 (1,550 m)

Lowest point (1,070 m)

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Weather

Powered by Foreca

Sunday 5 July

27°C

16°C

0 %

Additional weather tips

Max wind speed: 8.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

What is the overall difficulty of the Biel to Grand Château Summit Trail (via Route 4A)?

This trail is rated as moderate. While the specific route details are unique, trails in the Bernese Jura region often feature varied terrain, including peaceful descents, winding paths through old-growth trees, and steeper sections with rocks and steps. It requires good fitness and sturdy shoes.

How long does it typically take to complete this hike?

The Biel to Grand Château Summit Trail (via Route 4A) is estimated to take approximately 3 hours and 15 minutes to complete. This duration can vary based on your pace and how often you stop to enjoy the views.

What kind of terrain can I expect on the trail?

You can expect a diverse landscape. The trail may feature peaceful descents along ridges, paths through old-growth trees, and typical pastures of the Bernese Jura. As you gain altitude, the landscape might narrow, revealing steeper sections with rocks and steps carved into the stone. Sure-footedness is recommended.

Are there any notable viewpoints or landmarks along the route?

Yes, the trail offers a few points of interest. You'll find the View of the Gran Paradiso Mountains, providing stunning vistas. Additionally, you'll pass by Fontana Biel, an interesting man-made feature.

What is the best time of year to hike the Biel to Grand Château Summit Trail (via Route 4A)?

Based on typical conditions in the Bernese Jura, the best time to hike is generally from late spring through early autumn. During these months, the weather is usually more stable, and the trails are clear of snow. Autumn offers particularly vibrant colors in the surrounding landscapes.

Is the trail dog-friendly?

Yes, the Biel to Grand Château Summit Trail (via Route 4A) is generally dog-friendly. However, it's always recommended to keep your dog on a leash, especially in areas with livestock or near steep drop-offs, and to carry water for them.

Do I need a permit or is there an entrance fee for this trail?

No, there are no specific permits or entrance fees required to hike the Biel to Grand Château Summit Trail (via Route 4A). It is freely accessible to the public.

Where can I park, and how do I access the trailhead?

While specific parking details for this exact trail are not available, trails in the Biel/Bienne area typically have designated parking near trailheads in villages or at popular starting points. Public transport options, such as buses or trains to Biel/Bienne, are also common for accessing hiking routes in the region. We recommend checking local transport schedules for the most convenient access.

Does this trail connect with any other hiking routes?

Yes, a small section of this route (approximately 4%) overlaps with the official Cammino Balteo (Bassa Via della Valle d'Aosta), Tappa 22. This might offer options for extending your hike or exploring nearby areas.

What should I bring for a hike on this trail?

Given the moderate difficulty and varied terrain, you should bring sturdy hiking shoes, sufficient water, snacks, sun protection, and appropriate layers of clothing. A map or GPS device is also advisable, as some sections might be less clearly marked. Trekking poles can be helpful for steeper descents.

Are there any specific safety considerations for this trail?

As with any moderate hike, be prepared for changing weather conditions, especially in mountainous regions. Some sections may be steep or rocky, requiring sure-footedness. Always inform someone of your hiking plans and carry a fully charged phone for emergencies. Pay attention to trail markers and respect local wildlife.

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