Mountain passes around Flerden, a village in the Viamala Region of Graubünden, Switzerland, offer diverse Alpine crossings. The area is characterized by its location on the Heinzenberg mountain, providing access to a rich network of passes. These routes are notable for their scenic drives, cycling opportunities, and hiking trails through varied landscapes. The region's passes connect valleys and cantons, showcasing significant geographical and historical features.
Last updated: June 26, 2026
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Lake in front of the Tenner Kreuz
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The panoramic view of the Graubünden mountains is simply incomparably beautiful.
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Gentle and flat to the east, steep and somewhat exposed to the west. This is how the pass between the Heinzenberg and the Safiental appears.
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Wow, the reflection of the imposing Piz Beverin in the Bischolsee makes for a real postcard idyll. Just really nice here!
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In good weather you have a very nice view
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From the Safiental the path is more natural, wilder and therefore more impressive than from the Heinzerberg.
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The region around Flerden offers several impressive mountain passes. Among them are the historic Glaspass, known for its panoramic views and adventure trail; the scenic San Bernardino Pass with its numerous hairpin turns and mountain lake; the Splügen Pass, a historic link between Switzerland and Italy; and the beautiful Albula Pass, which offers views of the UNESCO-listed Albula Railway. Additionally, the Tenner Kreuz summit provides wide views of the lower Surselva and Rhine Gorge.
You'll encounter diverse natural beauty. The Glaspass features wide meadow landscapes and views of Piz Beverin. The San Bernardino Pass boasts stunning views of lakes, impressive peaks, and the serene Lago Moesola. The Albula Pass offers a quiet alpine plateau with a small lake, Lai da Palpuogna, and opportunities to spot marmots. You can also visit Lake Bischol, a protected lake offering panoramic views of the Graubünden mountains.
Yes, several passes have significant historical importance. The Glaspass has an adventure trail that provides insights into Walser settlement history and geology. The Splügen Pass was a main link between Graubünden and Italy for over 2,000 years, and the village of Splügen itself is known for its well-preserved architecture. The Tenner Kreuz summit was historically an important connection between the remote Safiental and the Vorderrheintal.
The region is excellent for various outdoor activities. The Glaspass is an insider tip for gravel bikers and hikers. The San Bernardino Pass is popular for scenic drives, biking, and hiking. The Splügen Pass is cherished for exciting road trips and hiking along historic routes. For more specific routes, you can explore options like gravel biking, road cycling, and general cycling routes around Flerden.
The Glaspass is particularly family-friendly, featuring an 'Erlebnisweg Glaspass' (adventure trail) that includes a 'Säumer playground' for children and barbecue spots. Its blend of natural beauty and cultural heritage makes it an engaging destination for families.
The best time to visit is generally during the warmer months when the passes are free of snow and fully accessible. For example, the Albula Pass road closes in winter and transforms into a toboggan run. Summer offers ideal conditions for hiking, cycling, and scenic drives, with public transport services like PostBus Switzerland operating to areas like the Glaspass.
Many passes are accessible. The Glaspass, for instance, has a PostBus stop and a free parking lot for hikers, making it accessible even without a car during the summer. The San Bernardino Pass road is a popular alternative to the A13 tunnel, offering a scenic drive. Always check local conditions and public transport schedules before your visit.
While Flerden itself is a small village, some passes offer amenities. At the summit of the San Bernardino Pass, there is a restaurant for refreshments. The village of Splügen, near the Splügen Pass, offers well-preserved architecture and likely local establishments. For broader options, nearby towns and villages in the Viamala Region will have cafes, pubs, and accommodation.
Yes, the Glaspass is an excellent starting point for routes like the Walserweg and the Heinzenberger Gratweg. The Splügen Pass is crossed by the historic Via Spluga, and offers opportunities for short hikes to peaks like the Splügenhorn. For more hiking ideas, you can explore various routes and tours in the region.
The Albula Pass is considered one of the most beautiful in Graubünden, offering a unique combination of stunning natural beauty and architectural marvels. It features constant views of the UNESCO-listed Albula Railway, with the road passing beneath impressive railway viaducts. It's known for its quiet mountain atmosphere and a deep sense of historic continuity, rather than just hairpin spectacles.
The difficulty varies. Some trails, like those around the Glaspass, are suitable for a range of hikers and gravel bikers. Other areas, such as the Beverin Pass (2,826 m), are categorized as challenging. The Lake Bischol and Tenner Kreuz summit trails are generally intermediate. Always check specific route details for elevation and terrain before heading out.
Many trails in the Swiss Alps are dog-friendly, but it's always advisable to keep dogs on a leash, especially in nature protection areas or near livestock. For example, Lake Bischol is under nature protection, so while you can visit, be mindful of regulations. Always check specific trail rules or local signage regarding dogs.


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