GPS Cycle and Walking Routes

Glyder Fawr and Glyder Fach

5 miles (8 km)

Explore the Glyderau mountain range on this spectacular walk in Snowdonia. The challenging walk visits the peaks of Glyder Fawr and Glyder Fach with incredible views towards Tryfan and over Llyn Ogwen and Llyn Idwal. You will also pass incredible rock formations in the form of the Cantilever Stone and Castell y Gwynt.
The walk starts at Llyn Ogwen by Idwal Cottage where parking is available. You then climb towards the pretty Llyn Bochlywd and then on to Bwlch Tryfan. You continue to the peak of Glyder Fach, the second highest of theGlyderau rangeand the sixth highest in Wales. There is a challenging section over the spectacular Bristly Ridge where some scrambling is required. It's a stunning ridge with truly awe inspiring views over Nant Ffrancon and Cwm Idwal. At the summit of Glyder Fach you will find the precariously positioned Cantilever Stone.
The climb then continues to the high point of the Glyderau range at the 1000m high Glyder Fawr. You will pass the magnificent Castell y Gwynt with its series of tall spiky rocks and enjoy views towards Snowdon on this section.
The descent back to Llyn Ogwen passes the two pretty lakes of Llyn y Cwn and Llyn Idwal with wonderful views over the Ogwen Valley.
If you'd like to continue your walking in this area then the Cwm Idwal and Tryfan walks are both nearby.
The climb to Elidir Fawr can also be tackled from the nearby Nant Peris at the bottom of the Llanberis Pass.

Glyder Fawr and Glyder Fach OS Map - Mobile GPS OS Map with Location tracking

Glyder Fawr and Glyder Fach Open Street Map - Mobile GPS Map with Location tracking

Further Information and Other Local Ideas

The Lon Las Ogwen cycle route starts/finishes at the western side of Llyn Ogwen. The off road trail will take you north to the coast at Bangor, passing the splendid Penrhyn Quarry at Bethesda and the stunning glacial valley of Nant Ffrancon on the way. It runs mostly along old railway paths and the River Ogwen before finishing on the coast. The route is also suitable for walkers.
For more walking ideas in the area see the Snowdonia Walks page.

Cycle Routes and Walking Routes Nearby


Glyder Fawr from Glyder Fach - - 122074

Glyder Fawr from Glyder Fach

Y Glyder Fach 03

Y Glyder Fach

Y Glyder Fach 11

Y Glyder Fach

Glyder Fach - - 703254

Glyder Fach

Elevation Profile


GPS Files

GPX File

Glyder Fawr and Glyder Fach.gpx (On Desktop:Right Click>'Save As. On Ipad/Iphone:Click and hold>Share>Save to Files')

Memory Map Route

Glyder Fawr and Glyder Fach.mmo (On Desktop:Right Click>'Save As. On Ipad/Iphone:Click and hold >Share>Save to Files)