Col des Fleuries is not the most famous mountain pass in Haute-Savoie — and perhaps that is exactly why I like it so much.
I have crossed it many times over the years, usually when staying in Thorens-Glières, my regular base whenever I return to the Annecy area.
For me, this little pass is not just a point on a map. It has become part of the familiar rhythm of arriving, leaving, exploring, and coming back.
At 930 metres above sea level, the Col des Fleuries links the Thorens-Glières area with La Roche-sur-Foron via the D2 road.
It sits in the pre-Alpine landscape of Haute-Savoie, close to the Massif des Bornes and not far from Annecy, the Plateau des Glières and the wider Aravis region.
It may be modest in altitude, but it offers two very different faces — and both are worth discovering.
Where is the col des Fleuries?
The col des Fleuries lies in the Haute-Savoie département, in south-eastern France, between Thorens-Glières and La Roche-sur-Foron.
If you are travelling in the Annecy region, it makes a lovely scenic crossing between the green countryside north of Annecy and the wider landscapes of Faucigny.
It is also part of a broader cycling itinerary known as the Tour des Glières, which links Annecy, Thônes, Saint-Jean-de-Sixt, La Roche-sur-Foron, Thorens-Glières and Nâves-Parmelan.
But you do not need to be a cyclist to enjoy it. In fact, I have mostly known the Col des Fleuries from behind a steering wheel, often with a camera close at hand and the usual temptation to stop “just for one more photo”.
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Embark on a stunning 4K road trip to the Col des Fleuries in Haute-Savoie, between Annecy and La Roche-sur-Foron. 
This drive takes us along one of the region’s pleasant mountain roads, as we leave Thorens-Glières and make our way up to the Col des Fleuries before descending towards Orange.
At 930 metres above sea level, the pass offers a gentle but rewarding ascent with lovely views over the surrounding Alpine landscape.
The Thorens-Glières side of the col des Fleuries
From Thorens-Glières, the road climbs gently into a peaceful, pastoral landscape. This is the side I know best.
There is something quietly beautiful about the valley above Thorens-Glières, especially around La Luaz.
The landscape opens into green meadows, scattered farms and wooded slopes, with the mountains of the Bornes rising beyond.
The ascent to the Col des Fleuries from Thorens-Glières © French Moments
On a clear day, the views towards Sous-Dîne and Sur Cou give the whole scene that unmistakable pre-Alpine character — softer than the high Alps, but still dramatic enough to make you slow down.
This southern approach to the col des Fleuries is not particularly intimidating. For cyclists, the climb from Thorens-Glières is around 5.6 km long, with about 253 metres of elevation gain and an average gradient of 4.52%.
For visitors, though, the numbers matter less than the atmosphere. It feels like everyday Haute-Savoie: green, rural, slightly hidden, and full of quiet charm.
The spectacular descent from the col des Fleuries
If the Thorens-Glières side is gentle and intimate, the descent towards La Roche-sur-Foron is much more spectacular.
This is the side where the landscape suddenly opens. As the road drops northwards, the views stretch across the Faucigny, with La Roche-sur-Foron below and, in the distance, the Salève, Lake Geneva and the Jura mountains.
On a clear day, it feels like the whole northern horizon of Haute-Savoie has been pulled back like a curtain.
General view of La Roche-sur-Foron from the Route de Thorens © French Moments
I always find this contrast striking. One moment you are in a green mountain valley, enclosed by meadows and the rounded forms of the Bornes.
Then, quite suddenly, you are looking out towards a much wider world — Geneva, the Léman basin, and the long blue line of the Jura.
For a pass under 1,000 metres, the sense of space is surprisingly powerful.
The col des Fleuries and cycling
The col des Fleuries may be discreet, but cyclists know it well.
The Tourist Office route for the Tour des Glières describes the Col des Fleuries as a “discreet” pass already used by Tour de France riders, and notes that the route can be tackled early in the season thanks to the pass’s low altitude.
The Tour de France in Thorens-Glières (Haute-Savoie), 17 July 2018 © French Moments
From the Thorens-Glières side, the climb is manageable rather than brutal. From the La Roche-sur-Foron side, it becomes a longer and more sustained effort. Either way, it is the sort of climb that offers a good reward: varied scenery, open views and a real sense of transition between two corners of Haute-Savoie.
Even if, like me, you are not climbing it on two wheels, knowing that cyclists pass this way adds something to the experience. It reminds you that this little road is part of a larger Alpine story.
Why visit the col des Fleuries?
You probably would not plan an entire holiday around the Col des Fleuries. That is not really the point.
Its charm lies in the fact that it fits beautifully into a wider itinerary. You can cross it on the way to or from Thorens-Glières, include it in a drive towards La Roche-sur-Foron, or combine it with a visit to the Plateau des Glières, the Bornes, the Aravis or Annecy’s northern countryside.
Col des Fleuries in Winter © French Moments
It is also a good place for photography, especially in clear weather. The Thorens side offers pastoral mountain views, while the descent towards La Roche-sur-Foron gives you those wider panoramas towards the Salève, Lake Geneva and the Jura.
For me, the col des Fleuries is one of those places that proves you do not always need famous viewpoints to enjoy the Alps. Sometimes, the best landscapes are the ones you discover almost by accident — and then keep returning to.
Practical tips for the col des Fleuries
The col des Fleuries is best explored by car, motorbike or bicycle. The road is not especially difficult in normal conditions, but it is still a mountain road, so weather and visibility can change quickly.
For the best views, try crossing on a clear morning or in the late afternoon, when the light softens the meadows, and the distant ridges stand out more clearly.
If you are staying near Annecy, Thorens-Glières or La Roche-sur-Foron, it makes an easy scenic detour. It is not a long visit, but it is a rewarding one — especially if you enjoy quiet roads, open landscapes and lesser-known corners of Haute-Savoie.
A quiet Haute-Savoie favourite
The col des Fleuries does not try to impress with altitude or drama. It wins you over more quietly.
On one side, you have the green valley above Thorens-Glières and the familiar silhouettes of the Bornes. On the other, you have the sweeping descent towards Faucigny, the Salève, Lake Geneva and the Jura.
Perhaps that is why I like it so much. It is not a destination that shouts for attention. It is simply there, beautiful and understated, waiting on the road between two places — and, for me, forever linked with my many returns to the Annecy region.
