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Carmarthenshire

Llyn y Fan Fach

The best cycling routes around Llyn y Fan Fach

3.9

(5)

41

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Touring cycling around Llyn y Fan Fach features routes through the western Black Mountain region of the Brecon Beacons National Park. The landscape is characterized by rolling hills, open moorland, and the prominent Usk Reservoir, which serves as a focal point for several routes. Elevations vary, with some routes including significant climbs and descents through forested valleys and past natural features.

Best touring cycling routes around Llyn y Fan Fach

  • The most popular touring cycling route is Ynysfaen Campsite –…

Last updated: July 5, 2026

1

riders

#1.

Ynysfaen Campsite – Usk Reservoir Track loop from Usk Reservoir

23.0km

02:01

340m

340m

Hard bike ride. Good fitness required. You may need to push your bike for some segments of this route.

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Hard

Embark on a difficult touring bicycle loop through the dramatic landscapes of Bannau Brycheiniog (Brecon Beacons) National Park. This challenging 33.1-mile (53.3 km) route, which takes around 3 hours and…

Hard
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Cycle the difficult 23.4-mile Trecastle and Myddfai loop from Usk Reservoir, gaining 2012 feet with diverse Brecon Beacons views.

Hard

Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.

Easy

Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Moderate

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Popular around Llyn y Fan Fach

Hiking around Llyn y Fan Fach

Running Trails around Llyn y Fan Fach

Road Cycling Routes around Llyn y Fan Fach

MTB Trails around Llyn y Fan Fach

Tips from the Community

FARID L
June 20, 2024, View of the Forest in Bannau Brycheiniog National Park

Nice view on a clear day 👌🏼

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All you hear is the sound of water and birds 🥰

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Stop, listen, and relax with nature sounds

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summer feeding time 3pm, arrive early to enter

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FARID L
January 24, 2024, Henrhyd Falls

Henrhyd Falls in the Brecon Beacons National Park, Wales, is the tallest waterfall in southern Wales with a drop of 90 feet. It lies on National Trust land, in the traditional county of Brecknockshire. The nearest settlement to it is Coelbren, on the road between Glynneath and Abercraf.

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Excellent track around the reservoir suitable for most bikes with gravel tyres. The Usk Reservoir, also known as Cronfa Wysg in Welsh, sits at an elevation of 1,006 feet (307 m) in the upper Usk Valley within the Brecon Beacons National ParK. It marks the county boundary between Carmarthenshire and Powys.

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great scenery, tough climb

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51m
July 20, 2023, Henrhyd Falls

Henrhyd Falls is the tallest waterfall in southern Wales with a drop of around 90 feet 927 m). It's managed by the National Trust and visible via a short walk down into the gorge below. It's not bike suitable but is worth leaving the bikes for a look. The mobile cafe at the car park serves snacks, ice cream, burgers, and drinks. They also run a campsite.

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Frequently Asked Questions

What are the typical difficulties and lengths of touring cycling routes around Llyn y Fan Fach?

The Llyn y Fan Fach area offers a range of touring cycling routes. You'll find options from easy loops, such as the Usk Reservoir Track – Stream Under Old Metal Bridge loop from Usk Reservoir Dam which is about 5.9 miles (9.5 km), to more challenging rides. Many routes, like the Ynysfaen Campsite – Usk Reservoir Track loop from Usk Reservoir at 14.3 miles (23.0 km) or the Trecastle and Myddfai loop from Usk Reservoir at 23.4 miles (37.7 km), feature significant elevation changes through the western Black Mountain region.

Where can I find parking and access points for touring cycling routes in the Llyn y Fan Fach area?

Many touring cycling routes in the Llyn y Fan Fach area, particularly those exploring the Usk Reservoir, often start or pass near the reservoir itself. The Usk Reservoir is a common access point, as indicated by routes like the Ynysfaen Campsite – Usk Reservoir Track loop from Usk Reservoir and the Trecastle and Myddfai loop from Usk Reservoir. Specific parking information can usually be found on the individual route pages.

Are there family-friendly touring cycling routes suitable for all ages around Llyn y Fan Fach?

Yes, there are options suitable for families. The Usk Reservoir Track – Stream Under Old Metal Bridge loop from Usk Reservoir Dam is an easy 5.9-mile (9.5 km) route that offers a gentler experience around the Usk Reservoir, making it a good choice for families or those looking for a less strenuous ride.

What is the best time of year for touring cycling in Llyn y Fan Fach?

The Brecon Beacons National Park, where Llyn y Fan Fach is located, is generally best for touring cycling from late spring through early autumn (May to October). During these months, the weather is typically milder, and the days are longer, offering more comfortable riding conditions and better visibility of the scenic landscapes. However, always check local weather forecasts before heading out, as conditions can change rapidly in mountainous regions.

Are there any cafes or pubs along the touring cycling routes near Llyn y Fan Fach?

While the immediate vicinity of Llyn y Fan Fach itself is quite remote, routes that venture into nearby villages or towns will offer opportunities for refreshments. For example, the Trecastle and Myddfai loop from Usk Reservoir passes through rural villages like Trecastle and Myddfai, where you may find local establishments to stop for a break.

What scenic viewpoints can I expect on touring bike trails near Llyn y Fan Fach?

The touring cycling routes around Llyn y Fan Fach offer numerous scenic vistas, primarily focusing on the natural beauty of the western Black Mountain region. You can expect views of the expansive Usk Reservoir, rolling hills, and open moorland. Routes like the Ynysfaen Campsite – Usk Reservoir Track loop from Usk Reservoir provide excellent reservoir views, while the Bwlch Cerrig Duon & Henrhyd Falls loop from Dan-yr-Ogof also takes you past the impressive Henrhyd Falls.

Are there any circular touring bike routes around Llyn y Fan Fach?

Yes, many of the touring cycling routes in the Llyn y Fan Fach area are designed as circular loops, making them convenient for day trips. Examples include the Ynysfaen Campsite – Usk Reservoir Track loop from Usk Reservoir, the Trecastle and Myddfai loop from Usk Reservoir, and the Usk Reservoir Track – Stream Under Old Metal Bridge loop from Usk Reservoir Dam.

Are touring cycling routes in Llyn y Fan Fach dog-friendly?

While many outdoor areas in the Brecon Beacons are dog-friendly, specific rules for dogs on cycling routes can vary, especially if routes pass through farmland or nature reserves. It's always best to check the details of individual routes on komoot for any specific restrictions or recommendations regarding dogs. Generally, dogs should be kept on a lead to protect livestock and wildlife.

What should I pack for touring bike trails in Llyn y Fan Fach?

Given the varied terrain and potential for changeable weather in the Brecon Beacons, it's advisable to pack layers of clothing, including waterproofs. Essential items include a repair kit for your bike, plenty of water and snacks, a first-aid kit, and a fully charged phone. A map or GPS device with your chosen route downloaded is also highly recommended, as mobile signal can be intermittent in remote areas.

What do other touring cyclists enjoy the most about touring cycling in Llyn y Fan Fach?

The Llyn y Fan Fach area is highly rated by the komoot community, with an average score of 3.9 stars from over 5 reviews. Reviewers often praise the quiet roads, the stunning views of the Usk Reservoir, and the challenging yet rewarding climbs through the Black Mountain landscape. The variety of routes, from easy reservoir loops to longer, more demanding rides, is also frequently highlighted.

Are there any routes that pass by waterfalls in the Llyn y Fan Fach area?

Yes, if you're interested in seeing waterfalls, the Bwlch Cerrig Duon & Henrhyd Falls loop from Dan-yr-Ogof is an excellent choice. This challenging 33.1-mile (53.3 km) route includes significant elevation changes and takes you past the impressive Henrhyd Falls, the tallest waterfall in South Wales.

How many touring cycling routes are available in the Llyn y Fan Fach region?

There are several touring cycling routes available in the Llyn y Fan Fach region, with komoot currently featuring over 4 distinct tours. These routes cater to various skill levels, including easy, moderate, and difficult options, ensuring there's something for every touring cyclist.

Most popular routes around Llyn y Fan Fach

Hiking around Llyn y Fan Fach

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