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Bike touring routes & trails
United Kingdom
Wales
North Wales
Denbighshire
Llangollen

Pontcysyllte & Chirk loop from Llangollen

Hard

5.0

(2)

11

riders

Pontcysyllte & Chirk loop from Llangollen

02:45

34.1km

750m

Cycling

Cycle the difficult 21.2-mile Pontcysyllte & Chirk loop from Llangollen, featuring aqueducts, tunnels, and stunning Dee Valley views.

Last updated: February 26, 2026

Tips

Cycling is not permitted along parts of this route

After 10.7 km for 329 m

After 13.8 km for 176 m

Waypoints

A

Start point

Train Station

Get Directions

1

4.71 km

View of Castell Dinas Brân

Highlight • Viewpoint

Castell Dinas Brân is a medieval castle, built by the Princes of Powys Fadog, which occupies a prominent hilltop site above the town of Llangollen in Denbighshire, Wales.

Tip by

2

6.59 km

Truly amazing views at this point some good climb but well worth for the views

Tip by

3

10.7 km

Pontcysyllte Aqueduct

Highlight • Historical Site

NOTE: Cyclists will have to dismount and walk their bikes over Pontcysyllte & Chirk aqueducts. It would be also prudent to walk the longer tunnels.

The aqueduct itself is a …

Tip by

4

14.0 km

Whitehouse Tunnel

Highlight • Bridge

Wide enough for one boat, and with a towpath all the way through, the Whitehouse tunnel lies between Pontcysyllte Aqueduct and Chirk. It is an impressive 175 metres long and …

Tip by

B

34.1 km

End point

Train Station

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Way Types & Surfaces

Way Types

26.7 km

4.21 km

1.46 km

836 m

719 m

121 m

< 100 m

Surfaces

21.2 km

8.22 km

4.21 km

475 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 (400 m)

Lowest point (80 m)

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Weather

Powered by Foreca

Wednesday 6 May

13°C

4°C

29 %

Additional weather tips

Max wind speed: 20.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

How long does it typically take to complete the Pontcysyllte & Chirk loop from Llangollen?

The Komoot tour data suggests a cycling duration of approximately 2 hours and 45 minutes for the 34.1 km loop. However, this is pure cycling time. Factoring in stops for photos, walking through tunnels and across aqueducts, and enjoying the scenery, you should plan for a half-day to a full-day excursion, especially if you're not rushing.

What is the terrain like on this cycling route?

The route offers a varied terrain. A significant portion follows traffic-free canal towpaths, which are generally flat but can be rough and muddy, especially after rain. Hybrid or mountain bikes are recommended over road bikes. The wider loop includes undulating terrain and potentially steep roads, contributing to its 'difficult' rating. Be aware that some towpath sections, aqueducts, and tunnels are narrow, requiring you to dismount and walk your bike.

Is the Pontcysyllte & Chirk loop from Llangollen suitable for beginners or families?

While the full 34.1 km loop with 750m of elevation gain is rated 'difficult' and requires 'very good fitness', many sections along the canal towpath are considered easygoing and suitable for all skill levels, including families. For a more relaxed experience, consider cycling just the Llangollen Canal section to the Pontcysyllte Aqueduct and back, which is flatter and traffic-free. Be prepared to dismount and walk through narrow sections and tunnels.

Where can I park to access the Pontcysyllte & Chirk loop from Llangollen?

Llangollen offers various parking options, including paid car parks in the town centre. You can also look for parking near the canal basin in Llangollen, which provides direct access to the towpath and the start of the loop. Always check local signage for parking regulations and fees.

What are the main points of interest along the route?

This route is rich in historical and scenic highlights. You'll experience the UNESCO World Heritage Site of the Llangollen Canal, including the spectacular Pontcysyllte Aqueduct, where you'll need to walk your bike across its 307-meter length. Other notable features include the Chirk Aqueduct, the Whitehouse Tunnel, and the Chirk Tunnel. You'll also enjoy stunning views of the Dee Valley and potentially catch a glimpse of Castell Dinas Brân.

Are there any permits or entrance fees required for this trail or the surrounding area?

No, there are no specific permits or entrance fees required to cycle the Pontcysyllte & Chirk loop itself. The route passes through the Pontcysyllte Aqueduct and Canal World Heritage Site and the Clwydian Range and Dee Valley National Landscape, which are freely accessible. However, standard parking fees may apply in Llangollen or other access points.

Is the Pontcysyllte & Chirk loop from Llangollen dog-friendly?

Yes, the canal towpaths are generally dog-friendly. However, dogs must be kept on a lead, especially due to the presence of canal boats, other cyclists, and pedestrians. Be mindful that some sections, particularly the aqueducts and tunnels, can be narrow and busy, so ensure your dog is comfortable in such environments.

What is the best time of year to cycle this route?

Spring and autumn are often considered the best times to cycle this route, offering pleasant temperatures and beautiful scenery. Summer can also be enjoyable, but the towpaths may be busier. During wet weather, the towpaths can become muddy and rough, so be prepared for potentially challenging conditions. Always check the weather forecast before you go.

Does this trail intersect with other well-known paths?

Yes, the route intersects with several other paths. You'll find sections that overlap with the Ceirog Cycle Network, Offa's Dyke Path, Maelor Way, and the Llangollen History Trail. This offers opportunities to explore further or combine parts of different routes.

What should I be aware of when cycling through the tunnels and across the aqueducts?

When cycling through the Whitehouse Tunnel (175m) and Chirk Tunnel (421m), you are required to dismount and walk your bike due to their narrowness and lack of lighting. It's advisable to carry bike lights. Similarly, when crossing the Pontcysyllte Aqueduct, you must dismount and walk your bike across its 307-meter length for safety, as it is very narrow and high.

Are there places to eat or find refreshments along the Pontcysyllte & Chirk loop?

Llangollen, as your starting point, offers numerous cafes, pubs, and restaurants. Along the route, particularly near the aqueducts and in villages like Chirk, you may find additional options for refreshments. It's always a good idea to carry some snacks and water, especially if you plan to complete the full loop.

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