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Hiking trails & Routes

Corn Du summit – Pen y Fan loop from Beacons Reservoir

Hiking trails & Routes

Corn Du summit – Pen y Fan loop from Beacons Reservoir

Moderate

5.0

(9)

134

hikers

Corn Du summit – Pen y Fan loop from Beacons Reservoir

04:18

12.9km

600m

Hiking

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: August 3, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Bannau Brycheiniog National Park

Waypoints

A

Start point

Bus stop

1

783 m

View of Pen y Fan Summit

Highlight • Viewpoint

High elevation trail, good footwear & fitness is a must

Tip by

2

2.69 km

Corn Du Northwest Ridge

Highlight • Climb

The steep upper section of Corn Du's northwest ridge is the most strenuous part of the hike to its summit for people ascending from the Storey Arms Centre. There are …

Tip by

3

3.02 km

Corn Du summit

Highlight • Summit

Corn Du is rarely climbed alone, but as a peak added to an expedition to Pen y Fan. The climb up is a great one though and the views from …

Tip by

4

3.11 km

Looking towards Pen y Fan from Corn Du

Highlight • Viewpoint

Looks even better under snow!

Tip by

5

3.17 km

Col between Corn Du and Pen y Fan

Highlight (Segment) • Mountain Pass

This easy col between Pen Y Fan and Corn Du is a gorgeous easy hill section no more than a few hundred metres long with minimal height gain and loss. …

Tip by

6

3.74 km

Pen y Fan

Highlight • Summit

Chief of the Brecon Beacons and the highest summit in south Wales, Pen y Fan is a hugely popular peak with routes to the top to suit everyone from first …

Tip by

7

7.26 km

View of Pen y Fan

Highlight • Trail

One of the best views if the saddle between the two tops.

Tip by

8

11.9 km

Pen y Fan Gate

Highlight • Trail

The gate here has been the local start point for the Pen Y Fan gate to summit test for a number of years. It is 3.1km from here to the …

Tip by

B

12.9 km

End point

Bus stop

Way Types & Surfaces

Way Types

6.87 km

3.42 km

2.24 km

302 m

< 100 m

Surfaces

5.87 km

2.32 km

2.15 km

1.38 km

1.09 km

< 100 m

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Elevation

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

Highest point (860 m)

Lowest point (430 m)

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Weather

Powered by Foreca

Monday 19 October

8°C

3°C

72 %

Additional weather tips

Max wind speed: 7.0 km/h

to get more detailed weather forecasts along your route

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