The Aran Islands — Inis Mór, Inis Meáin and Inis Oírr — sit at the mouth of Galway Bay, 45 km from the Galway coast. They are Irish-speaking (Gaeltacht) communities with a combined population of around 1,200. The landscape is pure Burren: bare limestone pavement criss-crossed by dry-stone walls, dropping at the edges to the Atlantic. There are no traffic lights, no chain hotels and no fast food.
Inis Mór is the largest and most visited island, home to Dún Aonghasa — a spectacular Iron Age stone fort built on a cliff edge 90 metres above the sea. No one knows exactly when it was built, but estimates place it somewhere between 1100 BC and 800 AD. The semicircular design, opening on the seaward side where the cliff forms the fourth wall, is unlike any other fort in Ireland. Bikes are the standard way to explore Inis Mór — a circuit of the island takes around 3–4 hours and passes a series of smaller forts, early Christian churches and natural features.
Getting there: Aran Island Ferries run from Rossaveal, Co. Galway (30–40 min crossing, around €40 return). Doolin Ferry also connects from Co. Clare (about 1 hour). The Aer Arann island-hop flights from Connemara Airport take 10 minutes and are worth considering in bad weather. Book the ferry in advance in July and August.
Highlights
- Dún Aonghasa — an Iron Age semicircular stone fort on a 90m sea cliff on Inis Mór, one of Ireland's most dramatic sites
- Three Irish-speaking islands with distinct characters: Inis Mór (largest, most visited), Inis Meáin (quietest), Inis Oírr (smallest)
- Cycling the full circuit of Inis Mór takes 3–4 hours and passes through a string of ancient sites
- No cars to rent — bikes, horse-drawn traps and minibuses are the island transport options
- The Seven Churches (Teampall Bhreacáin) on Inis Mór — a monastic complex dating from the 8th century
Good to know
- →Rossaveal ferry (from Galway city, 45 min west) is faster and more reliable than the Doolin ferry. Book in advance in summer.
- →Inis Meáin and Inis Oírr are much quieter than Inis Mór and worth choosing if you want a calmer experience.
- →Rent a bike on Inis Mór — it's the right pace for the island. The tourist minibuses move too fast.
- →Dún Aonghasa has no fence at the cliff edge. Watch children and be careful in wet conditions.
- →The island shops close early and options are limited — bring lunch or plan around the few pubs.
Best Time to Visit
May–Sep for reliable ferry crossings; Jun–Aug most dependable weather. Morning departures from Rossaveel give the most time on the islands. Ferries can be cancelled in Atlantic swells — build flexibility into your itinerary.
Getting There
Common questions
Which Aran Island should I visit?
Inis Mór (the largest) is the main destination — it has Dún Aonghasa, the best cycling, and the most services. Inis Meáin is the quietest and most authentically traditional, with almost no tourism infrastructure. Inis Oírr (smallest) is popular for a half-day from Doolin. For a first visit, Inis Mór is the right choice.
How do I get to the Aran Islands?
Ferries depart from Rossaveel in Galway (50 minutes to Inis Mór) and from Doolin in Clare (25 minutes to Inis Oírr, 45 minutes to Inis Mór). Rossaveel is cheaper and faster but requires a bus or car to reach from Galway city (30 minutes). Doolin is convenient if you're already on the Burren or Cliffs of Moher. Aran Island Ferries is the main operator — book ahead in summer.
What is Dún Aonghasa and is it worth visiting?
Dún Aonghasa is a prehistoric stone fort built on the edge of a 100-metre sea cliff on Inis Mór. It is one of Europe's most dramatic archaeological sites — the cliff drops sheer to the Atlantic with no barriers. It is about a 20-minute uphill walk from the visitor centre. Entry costs around €5. It is absolutely worth it.
How long should I spend on the Aran Islands?
A day trip from Doolin or Galway is enough for Inis Mór's highlights (Dún Aonghasa, a cycle around the island, lunch). One or two nights on the island is a profoundly different experience — you get the evenings when day-trippers have left, traditional music in the pub, and the island's full quietness. Both are worthwhile depending on your time.
Where to Stay
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Book this experience
Aran Islands ferry to Inis Mór from Rossaveel
Return ferry transfer from Rossaveel (Galway) to Inis Mór, the largest of the Aran Islands — about 40 minutes each way.
Book now →Inis Mór self-guided e-bike day
Full-day self-guided e-bike rental on Inis Mór — collect at Kilronan with helmet and island map; ride out to Dún Aonghasa, the forts and the Worm Hole. Ferry not included.
Book now →Quick Facts
- Type
- Island
- County
- Co. Galway
- Province
- Connacht
- Entry
- €40
- Hours
- Ferries run year-round; Dún Aonghasa daily 10:00–18:00 (Apr–Oct), 10:00–16:00 (Nov–Mar)
- Allow
- Full day
Destination guide
Wild Atlantic Way
Itinerary, best stops and local tips for West Coast · Ireland.
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