4.3
(25)
1,474
riders
81
rides
Road cycling around Saint-Agathon offers diverse landscapes, characterized by picturesque river valleys such as the Frout and Trieux, and extensive woodlands. The region features open countryside with undulating terrain, providing a mix of relatively flat sections and more challenging climbs. Cyclists can explore routes that wind through charming villages and past historical sites, making for varied rides. This blend of natural beauty and rural charm creates an appealing environment for no traffic road cycling routes.
Last updated: July 4, 2026
1
riders
99.6km
04:28
1,050m
1,050m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
10
riders
65.1km
02:56
610m
610m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

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8
riders
46.7km
01:59
270m
270m
Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride.
5
riders
39.5km
01:41
240m
240m
Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride.
2
riders
57.1km
02:32
510m
510m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
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Popular around Saint-Agathon
From here you can admire the breathtaking views of this charming coastal hamlet nestled in a quiet bay. As you cycle along the rugged paths, you will see the turquoise waters and sandy beach below, framed by lush vegetation and cliffs. Bréhec is a peaceful place where you can take a break and appreciate its picturesque harbour and traditional Breton houses which add to the beauty of the landscape of this high place.
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Viewpoint overlooking the beach and the port of Bréhec
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The Runan Church, dating from the 15th century, seduces with its medieval architecture. Nestled in the heart of the Breton countryside, it embodies history and authenticity, inviting contemplation.
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The Etang de Prat is a natural oasis, charming with its peaceful waters, its green banks and the variety of its fauna.
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Legend has it that the chapel was the site of several miracles in the Middle Ages. From the 16th century, the typical Breton bell tower in the form of a campanile and the southern porch have been preserved. Then, in the 19th century, it was the Icelandic fishermen who called Notre Dame de Kerfot.
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Climb made on a large plateau, damaged road on the boqueho side Perfect for getting started.
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Site overlooking the large beach of Bréhec where a stele is dedicated to Dr Le Balc'h. One of the heads of the SCHELBURN network who determined the evacuation and boarding site of Allied airmen in the town of Plouha during the Second World War.
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many mountain bike circuits in the surroundings with a beautiful starting or ending point at the Lanleff temple
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There are over 80 dedicated no-traffic road cycling routes around Saint-Agathon, offering a wide range of options for different skill levels. You'll find 26 easy routes, 55 moderate routes, and 5 more challenging options to explore the region's quiet roads.
The terrain around Saint-Agathon is diverse, offering a mix of relatively flat sections and more undulating, sometimes challenging, climbs. Routes often lead through picturesque river valleys like the Frout and Trieux, extensive woodlands, and charming countryside, providing varied scenery for road cyclists.
Yes, there are several easy, circular routes. An excellent option is the Gaulish Steles loop from Saint-Agathon, which covers about 46.7 km with a manageable elevation gain of 273 meters. Another easy choice is the Roadbike loop from Le Merzer, spanning 36.2 km with similar elevation.
Many routes will take you through the scenic Trieux River valley and the Frout valley, known for their natural beauty and woodlands. You might also encounter the tranquil Chatelaudren Pond, offering a peaceful spot to pause during your ride. For specific routes, check the individual tour descriptions for details on viewpoints.
Absolutely. The region is rich in history. The 'Circuit du Frout' reveals historical riches such as the 17th-century Manoir de Kerlaino, visible from some paths, as well as other manors like Kerlan and the Malaunay chapel. You can also find renovated wash houses and small villages. For a specific historical landmark, consider a route that passes near the Basilique Notre-Dame de Bon Secours or the Maison du Pilier.
The komoot community highly rates the road cycling experience in Saint-Agathon, with an average score of 4.0 stars. Reviewers often praise the region's quiet roads, diverse landscapes, and the opportunity to discover charming villages and natural beauty away from traffic.
For experienced riders seeking a challenge, the Col du Marhalla — loop from Guingamp is a demanding route covering nearly 100 km with over 1000 meters of elevation gain. Another moderate option is the Marhalla Pass – COL DE MARHALLA (284 M). loop from Le Merzer, which is about 64 km long with nearly 600 meters of climbing.
While specific weather conditions vary, the spring and autumn months generally offer pleasant temperatures and beautiful scenery for road cycling in Brittany. Summers are also popular, but it's always advisable to check the local forecast before heading out. Some routes, particularly unpaved sections, can be muddy during wetter periods, so sticking to paved roads is best for road bikes.
While specific establishments are not listed for every route, many routes pass through or near charming villages. These villages often have local cafes or small pubs where you can stop for refreshments. Planning your route with komoot allows you to identify potential stops along the way.
Yes, many routes in the region combine both. For example, the 'Circuit des trois clochers' utilizes the valleys of the Trieux and Frout, passing through woodlands, while also connecting historical villages like Saint-Agathon, Pabu, and Plouisy. The Basilica – Fontaine La Plomée loop from Le Merzer also offers a blend of scenic riding and cultural points of interest.


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