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Routes
Bike touring routes & trails
United Kingdom
Wales
North Wales
Gwynedd
Llanaelhaearn

Pwllelli & Morfa Nefyn loop from Trefor

Hard

1

riders

Pwllelli & Morfa Nefyn loop from Trefor

03:03

45.8km

640m

Cycling

Cycle the challenging 28.4-mile Pwllelli & Morfa Nefyn loop from Trefor, featuring coastal views and significant elevation gain.

Last updated: February 26, 2026

Waypoints

A

Start point

Parking

Get Directions

1

27 m

Trefor Beach

Highlight • Viewpoint

Set at the foot of fishing village, Trefor, is a lovely little bay that has clear water and a mountainous backdrop.

Tip by

2

28.5 km

Porthdinllaen Bay

Highlight • Beach

A spectacular two-mile long sweep of sand in a sheltered, cresent bay and natural harbour on the Llyn Heritage Coast. There are toilets and refreshments at Morfa Nefyn. Nearby is …

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3

41.7 km

Scenic Road Between Llanaelhaearn and Trefor

Highlight (Segment) • Viewpoint

Lush and dramatic scenery on a beautiful road that is narrow and quiet. It boasts incredible views of both mountains and the sea, complemented with bright pink foxgloves.

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B

45.8 km

End point

Parking

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Way Types & Surfaces

Way Types

32.5 km

7.93 km

2.84 km

2.45 km

< 100 m

< 100 m

Surfaces

24.7 km

20.8 km

252 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 (260 m)

Lowest point (0 m)

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Weather

Powered by Foreca

Tuesday 12 May

13°C

7°C

65 %

Additional weather tips

Max wind speed: 39.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

What is the terrain like on this cycling loop?

This challenging touring bicycle route primarily features paved surfaces, including main roads, state roads, cycleways, and streets. While mostly paved, the significant elevation gain of 644 meters means some segments might be steep, requiring very good fitness. You might even find yourself pushing your bike on some of the tougher ascents.

Where can I park to start this cycling loop?

The loop starts and ends in Trefor. While specific parking details aren't provided, you can typically find parking options within the village or near Trefor Beach. It's always a good idea to check local signage for any restrictions.

How can I get to the starting point in Trefor by public transport?

Public transport options to Trefor on the Llŷn Peninsula can be limited. It's advisable to check local bus schedules, particularly services connecting from larger towns like Pwllheli or Caernarfon. For detailed and up-to-date information, you might consult local transport websites or services like Traveline Cymru.

What scenic views or points of interest can I expect along the route?

You'll experience a dramatic mixture of Celtic culture and coastal spectacle. Highlights include the beautiful Trefor Beach with its clear water and mountainous backdrop, and the stunning Porthdinllaen Bay. The Scenic Road Between Llanaelhaearn and Trefor offers incredible views of both mountains and the sea, often complemented by vibrant wildflowers like foxgloves and primroses.

Is this cycling route suitable for beginners?

No, this route is categorized as 'difficult' and requires 'very good fitness'. With a distance of 45.8 kilometers and over 640 meters of elevation gain, it's best suited for experienced touring cyclists looking for a challenging ride.

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

The Llŷn Peninsula is beautiful year-round, but for cycling, late spring to early autumn (May to September) generally offers the most favorable weather conditions. During these months, you'll likely encounter milder temperatures and the vibrant wildflowers mentioned in the trail description.

Are there any permits or entrance fees required for cycling in the Llŷn Area of Outstanding Natural Beauty (AONB)?

Generally, there are no specific permits or entrance fees required for cycling on public roads and designated trails within the Llŷn AONB. However, always respect private land and follow the Countryside Code. For any specific regulations or updates, you can check the official Llŷn AONB website or local visitor information centers.

Is this cycling route dog-friendly?

While dogs are often welcome in the general area, this is a touring bicycle route primarily on roads. Cycling with dogs can be challenging and potentially unsafe on busy roads. If you plan to bring a dog, ensure they are well-behaved, on a leash when off the bike, and consider shorter, dedicated walking trails instead.

Does the trail intersect other well-known paths?

Yes, sections of this route do intersect with other paths. You will cycle along parts of the Llŷn Coastal Path, and briefly touch upon the Porthdinllaen Marine Trail, Llyn, and the Morfa and Nant Bach Circular Walk.

Are there places to stop for food or drink along the way?

The loop passes through villages like Trefor and Morfa Nefyn, and near Pwllheli, where you can find cafes, pubs, and other amenities. It's a good idea to plan your stops in advance, especially during off-peak seasons, as opening hours may vary.

What should I bring for this challenging touring bicycle ride?

Given the 'difficult' rating and distance, you should bring plenty of water, snacks, a repair kit for your bike, appropriate cycling attire for varying weather, a helmet, and navigation tools (like your komoot app). Sunscreen and rain gear are also recommended, as coastal weather can change quickly.

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