BALLYHAUNIS SIGHTSEEING TOUR FIELD GUIDE
A short, Atlantic crossing to Clare Island’s beaches, cliffs and ancient stones
A roughly 20-minute ferry from Roonagh pier delivers hikers and day-trippers to Clare Island’s sandy harbour, dramatic cliffs and notable geology; this guide orients you to what to expect ashore and how to plan the trip.
A short, Atlantic crossing to Clare Island’s beaches, cliffs and ancient stones.
Embark on a short ferry across Clew Bay to Clare Island and step into an island of sandy beaches, sharp cliffs, varied terrain and a deep natural history — from seaside walks and bird-watching on the cliffs to geological sites that include Ireland’s oldest fossil. Whether you’re out for a serious hill-walk or a casual stroll, the island’s compact landscape rewards a day of exploration.
Highlights
Outing Highlights
Sandy harbour and island silhouette
Clare Island’s main harbour and its sandy beach frame much of the visitor experience, with the island’s distinctive silhouette dominating the Atlantic horizon off County Mayo.
A compact landscape with deep time
The island contains remarkably varied geology — one of the most diverse in Europe — and is the recorded location of Ireland’s oldest fossil, attracting interest from naturalists and the curious alike.
Harbour, castle and scientific legacy
Around the main harbour lies Granuaile’s Castle and the terrain that supported the first major biological survey of a single area in 1909, coordinated by naturalist Robert Lloyd Praeger.
What the day feels like
What the outing feels like
The trip is a brisk island introduction: a ferry ride of approximately twenty minutes across Clew Bay, then the choice of easy coastal strolls, beach time in the main harbour, or longer hill routes and cliff vantage points where seabirds nest and the geology becomes the story. The island’s compactness makes it possible to tailor the day to a relaxed visit or a more demanding walk.
Suitability
Who it's for
Who this trip is best for
Practical planner
Details to review before reserving
Choose footwear suited to your plans: sturdy shoes for hill-walking or comfortable shoes for seaside strolls; dress for variable coastal conditions.
Terrain ranges from sandy harbour areas to cliffside paths and hill routes — plan footwear and time according to whether you intend a short stroll or a longer walk.
O’Malley Ferries operates licensed year-round links to Clare Island using multiple vessels; check sailings and pre-book as required.
Review cancellation policies before reserving.
Frequently asked questions
Planning Your Outing
How long is the ferry crossing?
The crossing takes approximately 20 minutes.
Do I need to pre-book?
Pre-booking is essential.
How often does the ferry operate?
Services operate daily and year-round, provided by licensed ferries.
Where does the ferry depart from?
The island lies about 3 miles (5 kilometres) from Roonagh pier on the Mayo mainland.
What will I see on Clare Island?
Visitors encounter a sandy harbour and beach, Granuaile’s Castle, dramatic cliffs used for bird-watching, and notably varied geology including Ireland’s oldest fossil.
Who operates the service?
The service to Clare Island is operated by O'Malley Ferries (Clare Island) Ltd.