The Top 5 Mountain Passes around Dyffryn Ardudwy
Whether it be for the views, for the climbs or for the downhill descents, browse our list of the best mountain passes around Dyffryn Ardudwy 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: November 4, 2025
Black Road Gravel Pass
Highlight (Segment) • Mountain Pass
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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Bwlch Drws Ardudwy
Highlight • Trail
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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Bwlch y Rhiwgyr
Highlight • Mountain Pass
This saddle lies just south west of Craig y Grut and offers fantastic views of both Snowdon and Cadair Idris. It's a steep but enjoyable hike from Barmouth or Tal-y-Bont …
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Bwlch Llyn Bach Ascent from Dolgellau
Highlight (Segment) • Viewpoint
The A487 can be a busy route in peak tourist season. The climb to Bwlch Llyn Bach from Dolgellau is 7km long with an ascent of 274m and an average gradient of 3.9%.
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Cwm Mynach Pass
Highlight (Segment) • Mountain Pass
Up and over on good gravel forestry roads linking the Mawdach estuary to Coed y Brenin. Cracking views over the Rhinogs.
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See even more epic mountain passes by checking out these guides around Dyffryn Ardudwy:
SnowdoniaLlanllechidLlanberisBeddgelertLlandygaiLlanddeiniolenBetws GarmonLlanfrothenFfestiniogLlanelltydDolgellauBrithdir And LlanfachrethMawddwyLlanllyfniWaunfawrLlangywerArthogLlanfihangel-Y-PennantLlandderfelLlanuwchllynDolbenmaenCorrisGanllwydLlanwndaLlandwrogLlanrugLlanycilTrawsfynyddBarmouthBethesdaAber
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