The best mountain hikes in Gwynedd
4.8
(64)
609
hikers
37
hikes
Last updated: November 7, 2025
4.9
(14)
159
hikers
1. Snowdon Summit – Llyn Llydaw loop from Blaenau Dolwyddelan
15.5km
05:59
800m
800m
Expert mountaineering route. Very good fitness required. Mostly accessible paths. Sure-footedness required.
5.0
(8)
44
hikers
2. Nant Cader Waterfall – Cadair Idris Range loop from Corris Uchaf
10.0km
05:17
860m
860m
Expert mountaineering route. Very good fitness required. Mostly accessible paths. Sure-footedness required.
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4.7
(3)
41
hikers
3. Garnedd Ugain Summit – Snowdon Summit loop from Nant Peris
15.8km
07:24
1,100m
1,100m
Expert mountaineering route. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
5.0
(6)
31
hikers
4. Pen Yr Ole Wen – Carnedd Llewelyn Summit loop from Nant Peris
19.5km
06:46
950m
950m
Expert mountaineering route. Very good fitness required. Mostly accessible paths. Sure-footedness required.
5.0
(1)
24
hikers
Intermediate mountaineering route. Good fitness required. Mostly accessible paths. Sure-footedness required.
32
hikers
6. Tryfan Scramble – Tryfan Summit loop from Nant Peris
6.17km
03:19
560m
560m
Expert mountaineering route. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
4.5
(2)
8
hikers
7. Watkin Path – Snowdon Summit loop from Beddgelert
19.6km
07:29
1,060m
1,060m
Expert mountaineering route. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
5.0
(1)
15
hikers
8. Bristly Ridge – The Cantilever Stone loop from Nant Peris
10.7km
05:22
950m
950m
Expert mountaineering route. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
5.0
(3)
11
hikers
9. Pen Yr Ole Wen loop from Nant Peris
7.02km
03:47
670m
670m
Expert mountaineering route. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
9
hikers
10. Cadair Idris loop from Arthog
9.25km
03:38
690m
690m
Intermediate mountaineering route. Good fitness required. Mostly accessible paths. Sure-footedness required.
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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.
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