4.6
(262)
7,173
riders
17
rides
No traffic road cycling routes around Saint-Thomas-En-Royans are situated within the Drôme department, offering access to the Vercors Regional Natural Park. The terrain is characterized by dramatic limestone cliffs, deep gorges, and expansive high plateaus, providing varied landscapes for road cyclists. This region features well-maintained roads that navigate through verdant valleys and past significant geological formations. The area provides a diverse range of routes, from challenging mountain passes to more moderate rides along river valleys.
Last updated: July 2, 2026
4.8
(9)
216
riders
67.8km
03:56
1,510m
1,510m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
5.0
(7)
150
riders
77.3km
05:05
2,400m
2,400m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.

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5.0
(5)
123
riders
45.8km
02:42
1,080m
1,080m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
5.0
(1)
21
riders
72.6km
04:19
1,690m
1,690m
Hard road ride. Very good fitness required. Some segments of this route may be unpaved and difficult to ride.
20
riders
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
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Popular around Saint-Thomas-En-Royans
The most spectacular route is the one via the Nan gorges, then via Malleval-en-Vercors. In a league of its own.
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Beautiful place and still preserved from the crowds
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Western entry point to the Bourne gorges, and to the magnificent road leading up to Presles.
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a beautiful place along the Isere
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An iconic summit for all cyclists in the region with its multiple access routes, all very difficult (more than 1200 m of elevation gain each time).
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Perhaps the most beautiful road in the Vercors? In any case, one of the wildest with its tunnels and narrow passages.
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Perhaps the most beautiful road in the Vercors? In any case, the road to the Gorges du Nan has remained somewhat in its original state, narrow and without a parapet.
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There are over 15 dedicated no-traffic road cycling routes around Saint-Thomas-En-Royans, offering a variety of distances and challenges. You'll find routes ranging from moderate to difficult, perfect for exploring the stunning Vercors region.
The terrain around Saint-Thomas-En-Royans is incredibly diverse, characterized by the dramatic landscapes of the Vercors Regional Natural Park. Expect a mix of towering limestone cliffs, deep gorges like the Gorges de la Bourne, expansive high plateaus, and verdant valleys. Many routes feature well-maintained roads with significant climbs, including iconic mountain passes, but also offer sections with breathtaking views along rivers.
While many routes in the Vercors offer significant challenges, there are options for less experienced cyclists. For a moderate ride that avoids heavy traffic, consider the Billiards and walnut trees – La Sône Bridge loop from Saint-Hilaire - Saint-Nazaire. This route offers a gentler introduction to the region's beauty.
Experienced road cyclists will find plenty of demanding routes. The Col de Romeyère – Gorges du Nan loop from Pont-en-Royans is a difficult route featuring significant elevation gain. Another challenging option is the Presles – Col de Mont Noir (Pass, 1431m) loop from Pont-en-Royans, which includes a substantial climb to a high mountain pass.
The routes offer access to spectacular natural features. You can cycle through the breathtaking Gorges de la Bourne, experience the historic cliff road of Combe Laval, and ascend iconic passes like Machine Pass. Don't miss the picturesque town of Pont-en-Royans with its suspended houses, or the stunning White Waterfall.
Yes, the region is known for its impressive cave systems. While cycling, you can find routes that pass near or provide access to natural wonders like Thaïs Cave and the renowned Choranche Cave, which features rare stalactites.
The Vercors region is best enjoyed for road cycling from late spring through early autumn (May to October). During these months, the weather is generally mild, and the mountain passes are clear of snow. Summer offers warmer temperatures, while spring and autumn provide vibrant foliage and fewer crowds.
Many routes start from towns like Saint-Thomas-En-Royans, Pont-en-Royans, or Saint-Jean-en-Royans, where public parking is generally available. For example, the Saint-Jean-en-Royans – Pioneer Pass loop conveniently starts and ends in Saint-Jean-en-Royans, offering parking options within the town.
The area is highly rated by the komoot community, with an average score of 4.6 stars. Reviewers often praise the region's quiet, well-maintained roads, the dramatic and varied Vercors landscapes, and the thrilling climbs like those found on the way to Col de la Machine, which offer spectacular views and a true sense of adventure.
Yes, many of the no-traffic routes around Saint-Thomas-En-Royans are designed as circular loops, allowing you to start and finish in the same location without retracing your steps. Examples include the Col de Romeyère – Gorges du Nan loop and the Pont-en-Royans – Écouges Tunnel loop, both offering diverse scenery throughout.
Yes, the region has charming villages and towns that serve as excellent stopping points. Pont-en-Royans, just 4 km from Saint-Thomas-En-Royans, is a popular spot with cafes and restaurants, making it a perfect place for a break. Other towns along the routes will also offer opportunities for refreshments.


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