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Pen-y-Pass – Y Lliwedd loop from Cwm Dyli Power Station

Routes

Mountain hikes & routes

Pen-y-Pass – Y Lliwedd loop from Cwm Dyli Power Station

Hard

hikers

Pen-y-Pass – Y Lliwedd loop from Cwm Dyli Power Station

05:11

14.2km

660m

Mountaineering

Hard mountaineering route. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required. The starting point of the route is right next to a parking lot.

Last updated: April 17, 2026

Tips

Includes segments that may be dangerous

Parts of this route comprise highly technical, difficult, or hazardous terrain. Specialist equipment and prior experience is required.

After 6.17 km for 785 m

After 7.51 km for 509 m

Waypoints

Start point

Parking

Get Directions

1.63 km

Pen-y-Pass

Highlight • Parking

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 …

Tip by

3.48 km

Viewpoint

3.94 km

Llyn Llydaw

Highlight • Viewpoint

Quite idyllic view and if you are on the horseshoe route you can trace back almost the complete set of ridges from here (and see other people scrambling up there).

Tip by

4.63 km

Ruins of the Britannia Copper Mine at Llyn Llydaw

Highlight • Historical Site

Might be a fun spot for a bivi.

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5.11 km

Llyn Llydaw

Lake

5.59 km

View of Llyn Glaslyn

Highlight • Viewpoint

Stunning view in one of the most beautiful parts of the UK. There are many routes up snowdon this is one of the easier options as its a clearly marked path and doesn't involve a rope.

Tip by

7.08 km

View Along the Watkin Path, Snowdon

Highlight • Trail

Beautiful views everywhere (mountains, lakes, trails, nature, ...)

Translated by Google •

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7.82 km

View of Y Lliwedd

Highlight • Viewpoint

Beautiful route through the rocks with views of the rugged side of Y Lliwedd

Translated by Google •

Tip by

7.95 km

Y Lliwedd

Highlight • Viewpoint

If it were almost anywhere else, twin-peaked Y Lliwedd would be far more celebrated than it is. Forming the bulk of Snowdon’s curved south-eastern ridge, it deserves to be treated …

Tip by

8.57 km

Yr Wyddfa National Nature Reserve

Nature Reserve

10.0 km

Ruins Near Y Lliwedd

Highlight • Historical Site

Here you climb to Y Lliwedd. A beautiful, uncrowded route.

Translated by Google •

Tip by

14.2 km

End point

Parking

Way Types & Surfaces

Way Types

10.00 km

2.19 km

1.31 km

527 m

158 m

Surfaces

5.22 km

3.79 km

2.51 km

1.31 km

999 m

344 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (850 m)

Lowest point (260 m)

Weather

Thursday 21 May

18°C

11°C

0 %

Additional weather tips

Max wind speed: 29.0 km/h

to get more detailed weather forecasts along your route

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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Pen-y-Pass – Y Lliwedd loop from Cwm Dyli Power Station

Pen-y-Pass

Llyn Llydaw

Ruins of the Britannia Copper Mine at Llyn Llydaw

View of Llyn Glaslyn

View Along the Watkin Path, Snowdon

View of Y Lliwedd

Y Lliwedd

Ruins Near Y Lliwedd

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