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Bwlch y Safan to Llyn Efyrnwy / Lake Vyrnwy loop from Bala — Eryri / Snowdonia National Park

Routes

Bike touring routes & trails

Bwlch y Safan to Llyn Efyrnwy / Lake Vyrnwy loop from Bala — Eryri / Snowdonia National Park

Hard

riders

Bwlch y Safan to Llyn Efyrnwy / Lake Vyrnwy loop from Bala — Eryri / Snowdonia National Park

04:05

59.7km

1,030m

Cycling

Embark on a difficult touring bicycle adventure with the Bwlch y Safan to Llyn Efyrnwy / Lake Vyrnwy loop from Bala. This 37.1-mile (59.7 km) route, taking about 4 hours and 5 minutes, challenges you with 3395 feet (1035 metres) of elevation gain. You will cycle through dense woodlands and…

Last updated: April 23, 2026

Waypoints

Start point

Parking

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335 m

Bala Town Centre

Highlight • Settlement

Bala is a town and community in Gwynedd, Wales. Formerly an urban district, Bala lies in the historic county of Merionethshire at the north end of Bala Lake. it has …

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11.7 km

Bwlch y Safan Pass

Highlight • Cycleway

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.

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35.9 km

Lake Vyrnwy and Water Tower

Highlight (Segment) • Cycleway

Lake Vyrnwy is considered to be Wales’ most beautiful lake. To cycle around its steeply wooded shoreline is a wonderful experience and to be done at a slow cadence. This …

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48.1 km

Hirnant Pass

Highlight (Segment) • Viewpoint

The road from Bala Lake to Lake Vyrnwy is simply one of the most challenging, scenic and highest rides through the Welsh mountains. If you’re fit enough you will find it one of the greatest rides in the British Isles.

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59.7 km

End point

Parking

Way Types & Surfaces

Way Types

57.8 km

994 m

723 m

167 m

< 100 m

Surfaces

54.0 km

5.55 km

218 m

< 100 m

Elevation

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

Highest point (500 m)

Lowest point (150 m)

Weather

Thursday 21 May

22°C

11°C

0 %

Additional weather tips

Max wind speed: 18.0 km/h

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This route was planned by komoot.

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Bwlch y Safan to Llyn Efyrnwy / Lake Vyrnwy loop from Bala — Eryri / Snowdonia National Park

04:05h

59.7km

1,030m

Hard

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Bwlch y Safan to Llyn Efyrnwy / Lake Vyrnwy loop from Bala — Eryri / Snowdonia National Park

Bala Town Centre

Bwlch y Safan Pass

Lake Vyrnwy and Water Tower

Hirnant Pass

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