Running around Llyn Llydaw is one of the best ways to explore more of this region. To help you discover the most beautiful places to run, we’ve reviewed our full collection of routes around Llyn Llydaw—and are proud to present the best running trails. Click on any of the routes for more details and browse real tips and photos uploaded by other runners.

Pyg and Miners Track loop on Yr Wyddfa (Snowdon) from Pen-y-Pass — Trail Running in Eryri (Snowdonia)	Expert 02:11 12.2km
Yr Wyddfa (Snowdon) Horseshoe loop from Pen-y-Pass — Trail Running in Eryri (Snowdonia)	Expert 02:50 12.2km
Yr Wyddfa (Snowdon) Summit – Bwlch Glas Finger Stone loop from Nant Peris	Expert 03:17 21.4km
Pen-y-Pass – Bwlch Tryfan loop from Nant Peris	Expert 04:56 28.1km

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Map data © OpenStreetMap contributors
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1
Pyg and Miners Track loop on Yr Wyddfa (Snowdon) from Pen-y-Pass — Trail Running in Eryri (Snowdonia)
02:11
12.2km
10:44/km
680m
690m
Expert
5.0
(3)
465
Expert run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
Map data © OpenStreetMap contributors
2
2
Yr Wyddfa (Snowdon) Horseshoe loop from Pen-y-Pass — Trail Running in Eryri (Snowdonia)
02:50
12.2km
14:00/km
830m
840m
Expert
5.0
(1)
127
Expert run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

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Map data © OpenStreetMap contributors
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3
Yr Wyddfa (Snowdon) Summit – Bwlch Glas Finger Stone loop from Nant Peris
03:17
21.4km
9:11/km
970m
980m
Expert
5.0
(1)
188
Expert run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
Map data © OpenStreetMap contributors
4
4
Pen-y-Pass – Bwlch Tryfan loop from Nant Peris
04:56
28.1km
10:32/km
1,750m
1,750m
Expert
27
Expert run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.