Donegal · Ireland

Slieve League Cliffs

Some of the highest sea cliffs in Europe — 601m sheer drop into the Atlantic. Includes the exposed One Man's Pass ridge.

12km5-6 hours (day hike)Ascent 550mchallenging
Written by Séamus O'Byrne · Aug 23, 2026

Updated August 23, 2026

Higher than the Cliffs of Moher and dramatically less busy. The One Man's Pass section is genuinely exposed — vertigo sufferers stop at the Bunglas viewpoint and turn back. Weather matters — pick a still, dry day.

Best months: May-September (dry, low wind)
Trailhead / base town: Carrick
Nearest airport: CFN
Waymarked: No — navigation skills required

Waypoint map — 6 points

Topographic base map + trail polyline. Click each waypoint for the trail-note.

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Elevation profile

Estimated — download the GPX for definitive elevation data on device.

440m

Peak gain

0m110m220m330m440m0km3km6km9km12km

Profile is an approximation from the trail's published ascent metres + typical mountain-profile shape. Real per-metre elevation available in the GPX download opened on Garmin, Gaia, Komoot, or Apple Watch.

Community reviews

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Trail waypoints in order

  1. 1

    Teelin Pier (Start)

  2. 2

    Bunglas Viewpoint (Lower Car Park)

  3. 3

    The Amphitheatre

  4. 4

    One Man's Pass (exposed ridge)

  5. 5

    Slieve League Summit (595m)

  6. 6

    Teelin Pier (Finish)

Slieve League Cliffs — frequently asked

How long does the Slieve League Cliffs take to complete?

5-6 hours (day hike) for the full 12km (550m total ascent). Difficulty grade: challenging.

Is the Slieve League Cliffs waymarked?

No — this is a navigation-required route. Bring an OS 1:50,000 sheet + compass, know how to use them, and check the MWIS forecast before you start. Not for first-time hillwalkers alone.

When is the best time of year for the Slieve League Cliffs?

May-September (dry, low wind). Outside these months conditions can turn technical (mud, mist, short daylight) and the value-per-effort drops sharply.

Where should I base myself for the Slieve League Cliffs?

Carrick — the trailhead is here and it's the natural place to sleep before + after. Fly into CFN, pre-book airport transfer, and pick a base hotel with parking if you're doing multiple sections.

Do I need a permit for the Slieve League Cliffs?

No permit required — the trail crosses public land, National Parks land, or is a formally waymarked national trail with open access. Respect any farm-stile signs and leave gates as you found them.