4.6
(37)
2,875
riders
102
rides
Road cycling routes around Llanllyfni are situated in North Wales, offering diverse terrain for outdoor enthusiasts. The area is characterized by its proximity to Snowdonia National Park, featuring majestic mountains and scenic lake views. Many routes benefit from well-paved surfaces, providing a smooth cycling experience. This region provides a blend of picturesque scenery and varied terrains suitable for road cycling.
Last updated: May 27, 2026
79
riders
55.9km
02:37
530m
530m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
17
riders
50.6km
02:14
430m
430m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

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3.0
(1)
13
riders
49.1km
02:38
630m
630m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
10
riders
64.2km
02:49
520m
520m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
11
riders
55.1km
03:00
880m
880m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
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Sensational views from the bridge with a safe shared cycle/footpath over.
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This is a class section, often used by MTB and Road bikers. If you look closer you can see where?
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The best location for a view of the imposing and impressive bridge.
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The old suspension bridge is definitely the more scenic way to enter Anglesey than the main bridge that carries the A55.
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Nice cafe with indoor and outdoor seating, good coffee and cake
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There are over 110 road cycling routes around Llanllyfni, catering to various skill levels. This includes approximately 30 easy routes, 65 moderate routes, and 10 more challenging options, ensuring there's something for every cyclist.
Llanllyfni, situated near Snowdonia National Park, offers a diverse landscape for road cycling. You can expect routes with majestic mountain backdrops, scenic lake views, and generally well-paved surfaces for a smooth ride. The terrain varies from gentle, easy stretches to more challenging ascents.
Yes, Llanllyfni offers several beginner-friendly and family-suitable road cycling routes. An excellent option is the Lon Las Menai Cycleway – Caernarfon Castle loop from Groeslon, which is an easy 19.6 km path utilizing the Lon Las Menai Cycleway, leading towards Caernarfon Castle.
Road cycling routes around Llanllyfni offer stunning views of natural landmarks and historical sites. You can enjoy vistas of lakes like Llyn Cwellyn and Llyn Peris. Many routes also pass by or lead to historic sites such as Caernarfon Castle. For dramatic mountain scenery, you might encounter views of passes like Pen-y-Pass or peaks like Snowdon Summit (Yr Wyddfa) in the distance.
Absolutely. For experienced cyclists seeking a challenge, Llanllyfni offers routes with significant elevation gains. The region's proximity to Snowdonia National Park means you can find ascents that test your endurance. While specific challenging routes are not detailed here, the area has 13 routes classified as difficult, providing ample opportunity for a strenuous ride.
The road cycling routes around Llanllyfni are highly rated by the komoot community, with an average score of 4.6 stars from over 39 reviews. Cyclists often praise the blend of picturesque scenery, well-paved surfaces, and the variety of routes suitable for different abilities, from easy lakeside loops to more demanding mountain-view rides.
Yes, many of the road cycling routes around Llanllyfni are designed as loops, allowing you to start and finish in the same location. Examples include the Llyn Cwellyn – Caernarfon Castle loop from Groeslon (54.6 km) and the Lon Las Menai Cycleway – View of Llyn Peris loop from Y Swan (50.4 km).
North Wales, including Llanllyfni, is generally best for road cycling from spring through autumn (April to October) when the weather is milder and daylight hours are longer. While routes are accessible year-round, winter can bring colder temperatures, rain, and potentially icy conditions, especially at higher elevations.
Yes, Llanllyfni serves as an excellent base for longer road cycling tours. Routes like the Caernarfon Castle – Menai Suspension Bridge loop from Pen-y-groes, at 64.3 km, offer a substantial ride. The broader North Wales area is renowned for cycling holidays, providing ample opportunities to combine routes for extended adventures.
While specific parking and public transport details for each trailhead are not provided here, Llanllyfni and nearby towns like Groeslon often have local parking facilities. For broader public transport information in North Wales, including bus and train services that might connect to cycling routes, it's advisable to check local transport authority websites.
Many road cycling routes in the Llanllyfni area pass through or near villages and towns where you can find cafes, pubs, and other establishments for refreshments. For example, routes leading to Caernarfon Castle will offer options in Caernarfon. Planning your route with komoot allows you to identify potential stops along the way.
When road cycling in Llanllyfni and North Wales, be prepared for varied weather conditions, as they can change quickly, especially near the mountains. Some routes may involve ascents and descents with winding roads, so good bike handling skills are beneficial. Always wear appropriate safety gear and be aware of local traffic, particularly on narrower roads.


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