The Top 8 Mountain Passes around Llanuwchllyn
Whether it be for the views, for the climbs or for the downhill descents, browse our list of the best mountain passes around Llanuwchllyn 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 21, 2025
Bwlch y Groes
Highlight (Segment) • Mountain Pass
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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Bwlch y Safan Pass
Highlight (Segment) • Mountain Pass
This is the B4391 that travels over the Berwyns, from Bala in the north to Llangynog in the south. The northern half of the route is also the border of Snowdonia national Park.
High point of 486m so great views.
High point of 486m so great views.
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Bwlch-y-Groes Climb from Llanuwchllyn
Highlight (Segment) • Viewpoint
8km at a 4% average gradient.... however, there are much steeper sections upwards of 13% through the trees and past the stone wall. Strava segment is called 'Llanwchllyn'.
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Bwlch Oerddrws Pass
Highlight • Viewpoint
Gap in southeastern Meirionnydd , Gwynedd , between Dolgellau and Dinas Mawddwy is a gap Oerddrws (or gap of Oerddrws ). It is crossed by the A470 highway lane . …
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Gwynedd–Powys Border
Highlight • Climb
Take care when descending, it’s easy to get carried away & miss seeing some loose surfaces!!
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See even more epic mountain passes by checking out these guides around Llanuwchllyn:
SnowdoniaLlanllechidLlanberisLlandygaiBeddgelertLlanddeiniolenBetws GarmonWaunfawrLlanfrothenFfestiniogLlanelltydDolgellauBrithdir And LlanfachrethMawddwyLlanllyfniLlangywerArthogLlanfihangel-Y-PennantLlandderfelLlanrugDolbenmaenCorrisGanllwydBethesdaLlanwndaLlandwrogLlanycilTrawsfynyddBarmouthDyffryn ArdudwyAber
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