The Top 20 Mountain Passes in Gwynedd
Whether it be for the views, for the climbs or for the downhill descents, browse our list of the best mountain passes in Gwynedd and make your next adventure one to remember. Contributed by the community, for the community, each mountain pass Highlight is a personal recommendation you know you can trust, so simply find your favorite and go.
Last updated: October 13, 2025
Right in the heart of northern Eryri (Snowdonia), Pen-y-Pass is superbly located for adventures on the Yr Wyddfa (Snowdon) massif and the Glyderau. It is a popular starting point for …
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A mountain pass, the lowest point between two peaks, is often the meeting place of various paths. In the Scottish Highlands, this is a 'bealach', in England it's a 'col' …
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The narrow ridge of the Bwlch Main (Narrow Pass) is the highlight of the route. Although the ridge is not difficult, it is still exposed with steep slopes on either …
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This pass is an exceptional ride, particularly when the skies are clear. This gravel trail curves around the western extreme of Cadair Idris, bringing you high above the coast to …
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The second highest public road mountain pass in Wales this is definitely one to tick off the cycling bucket list. It is narrow and winding so it is recommended to …
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In Aberllefenni, a small road starts that will keep you busy for the next hour. It leads you leisurely, later quite steeply up and up and offers you typical breathtaking …
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Maesgwm is also known as Telegraph Valley. The trail is gravel and well-made, brilliant to ride and much quieter than the main Llanberis path. It makes a great loop from …
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Voted one of the ten most iconic climbs in Wales, you have to conquer this climb. It climbs gently enough from Nant Gwynant to the summit of Pen y Pass for approximately 6km.
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The pass between the breathlessly rugged Rhinogs Fach and Fawr is notorious. Many who have explored this way have been taken aback by a rough hewn landscape of concealed boulders …
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The Llanberis Pass is a spectacular road climb in Snowdonia National Park, Gwynedd. It is the pass between Glyderau and Snowdon Massif at 359 metres above sea level. It also …
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