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Routes
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United Kingdom
Wales
Powys
Llanwddyn

Llyn Efyrnwy / Lake Vyrnwy to Llyn Tegid / Bala Lake high pass loop — Eryri / Snowdonia National Park

Routes
Bike touring routes & trails
United Kingdom
Wales
Powys
Llanwddyn

Llyn Efyrnwy / Lake Vyrnwy to Llyn Tegid / Bala Lake high pass loop — Eryri / Snowdonia National Park

Hard

4.6

(18)

221

riders

Llyn Efyrnwy / Lake Vyrnwy to Llyn Tegid / Bala Lake high pass loop — Eryri / Snowdonia National Park

03:46

55.4km

930m

Cycling

Embark on a challenging touring bicycle loop from Llyn Efyrnwy / Lake Vyrnwy to Llyn Tegid / Bala Lake, traversing the high passes of Eryri / Snowdonia National Park. This difficult route spans 34.4 miles (55.4 km) and features a substantial elevation gain of 3059 feet (932 metres), requiring very…

Last updated: April 23, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Parc Cenedlaethol Eryri

Waypoints

A

Start point

Parking

Get Directions

1

334 m

Lake Vyrnwy and Dam

Highlight • Bridge

Park at the very top of the Lake if arriving in a car. Note that some sections can get closed due to rock falls at the top of the Lake near the Waterfall Car Park.

Tip by

2

12.7 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.

Tip by

3

25.2 km

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 …

Tip by

4

29.3 km

Llangower Station and Bala Lake (Llyn Tegid)

Highlight • Lake

Bala Lake (Welsh: Llyn Tegid) is a glacial lake fed by the River Dee. At 3.7 miles (6.0 km) long by 0.5 miles (0.8 km) wide, it's a popular spot …

Tip by

5

42.6 km

6

43.9 km

Bwlch y Groes Pass

Highlight • Mountain Pass

Whether on a road bike or touring, this mountain pass is not to be missed, smooth surfaces, little traffic, ups and downs all the way... watch out for the sheep..

Tip by

7

48.2 km

View of Lake Vyrnwy

Highlight • Lake

Peaceful hidden beach where the river Eunant joins Llyn Llanwddyn at the north-west corner of the lake.

Tip by

B

55.4 km

End point

Parking

Loading

Way Types & Surfaces

Way Types

53.6 km

945 m

792 m

109 m

< 100 m

Surfaces

54.1 km

1.24 km

109 m

< 100 m

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Elevation

Elevation

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

Highest point (540 m)

Lowest point (160 m)

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Weather

Powered by Foreca

Today

Wednesday 6 May

11°C

4°C

35 %

Additional weather tips

Max wind speed: 19.0 km/h

to get more detailed weather forecasts along your route

This route was planned by komoot.

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Trail Reviews

Issy
May 5, 2024, Bicycle Tour

Great scenery and little traffic. Some motorbikes. Mainly single lane and tarmac

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