How long does Aonach Shasuinn from Glen Affric Road lay-by take?

Most walkers take 4–5.5 hours for the 12.5 km route, which has 700 m of ascent. That allows for short stops; give yourself longer in winter, in poor weather or with a group.

Where does the walk start, and where can I park?

It starts at Glen Affric Road lay-by, Glen Affric Road (grid reference NH 201 233). Park considerately off the road; don't block gates, passing places or farm tracks.

Can I get there by public transport?

Not easily: there's no regular bus or train to the start, so you'll need a car, a lift or a long walk in.

It's graded hard. Largely pathless hillside: rough, steep and boggy in places.

On the summit plateau of Aonach Shasuinn

Richard Law · CC BY-SA 2.0 · Wikimedia Commons

Glen Affric Road lay-by Hard

Aonach Shasuinn from Glen Affric Road lay-by

Bagging route Corbett Out and back

An 888 m Corbett in Kintail & Glen Affric, climbed from Glen Affric Road lay-by over largely pathless ground.

Distance: 12.5 km
Ascent: 700 m
Time: 4–5.5 h
Grade: Hard
Route: Out and back
High point: 888 m

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Route mapped on 24 Oct 2026 from OpenStreetMap paths, with heights from EU-DEM terrain data; not yet checked on the ground by TRXO. Added to TRXO on 23 Oct 2026. For planning only: always navigate with an up-to-date map such as OS Explorer or Harvey. How we make our routes.

About this walk

Aonach Shasuinn from Glen Affric Road lay-by is a hard 12.5 km out-and-back walk with 700 m of ascent, taking 4 to 5.5 hours. It starts at Glen Affric Road lay-by, Glen Affric Road (grid reference NH 201 233). It climbs Aonach Shasuinn (888 m), a Corbett.

Aonach Shasuinn is an 888 m Corbett in Kintail & Glen Affric, 5 km north-east of Sail Chaorainn.

From Glen Affric Road lay-by, Glen Affric Road, much of the way is over open hillside with no path: pick your line with a map and compass.

Great views Dog friendly

Route

1
The approach

From Glen Affric Road lay-by, head across the hillside towards Aonach Shasuinn.
2
The summit

Climb to the summit of Aonach Shasuinn.
3
Return

Return the same way.

Summit

Aonach Shasuinn

888 m

Corbett Marilyn

Plan your day

Start Pace Day

Time needed: 4 h 42 min
Back by: 13:42
Sunset: …
Turn back by: …

Based on Naismith's rule plus short breaks. Allow extra in winter or poor weather.

A link with the route, your start time and when you expect to be back, to send to someone at home.

Summit forecast

–

Forecast at Aonach Shasuinn summit (888 m). Always check a mountain forecast too.

Getting there

Start: Glen Affric Road lay-by, Glen Affric Road
Grid ref: NH 201 233
Parking: Park considerately off the road; don't block gates, passing places or farm tracks.

Directions to start

Terrain

Largely pathless hillside: rough, steep and boggy in places.

Bog factor

Suitable for dogs.

Access & seasonal notes

Deer stalking takes place on these hills from mid-August to October. Stick to the main paths and check Heading for the Scottish Hills before you go.

Land and access

In Scotland you have a right of responsible access to most land, including the hills, as long as you follow the Scottish Outdoor Access Code.

Take responsibility for your own actions, and respect people's privacy and peace of mind.
Help land managers do their job: follow reasonable advice about lambing, deer stalking, tree felling and shooting.
Keep dogs under proper control, on a short lead near livestock and in the bird breeding season (April to July).
Leave no trace: take all your litter home.

Scottish Outdoor Access Code

What to take

A serious mountain day. Weather on the tops can be far worse than in the valley, and navigation is hard in cloud. Expect winter conditions from October to May.

Nothing out of the ordinary, so the usual kit below.

✓Map and compass (and know how to use them)
✓Waterproof jacket and trousers
✓Warm layer, hat and gloves, even in summer
✓Food, water and a head torch
✓Charged phone; register for emergency SMS (text 'register' to 999)

Hill safety guide

Questions about this walk

How long does Aonach Shasuinn from Glen Affric Road lay-by take?: Most walkers take 4–5.5 hours for the 12.5 km route, which has 700 m of ascent. That allows for short stops; give yourself longer in winter, in poor weather or with a group.
Where does the walk start, and where can I park?: It starts at Glen Affric Road lay-by, Glen Affric Road (grid reference NH 201 233). Park considerately off the road; don't block gates, passing places or farm tracks.
Can I get there by public transport?: Not easily: there's no regular bus or train to the start, so you'll need a car, a lift or a long walk in.
How hard is it?: It's graded hard. Largely pathless hillside: rough, steep and boggy in places.
Which hill does it climb?: Aonach Shasuinn (888 m, Corbett).
Can I take my dog?: Yes, dogs are welcome on this walk. Before you go: Deer stalking takes place on these hills from mid-August to October. Stick to the main paths and check Heading for the Scottish Hills before you go.

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