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Mike and Tony Fleming are the owner / operators of Ross Castle Boat Tours. They offer a guest focused experience and provide all visitors with an intimate guided tour on the beautiful Lakes of Killarney. The use of humour and Irish ‘wit’ is a key component of the trip and ensures this is a truly unique experience. Innisfallen Island offers guests the opportunity to visit one of Ireland’s oldest monastic settlements while also enjoying the scenery of the Lakes of Killarney. Guests can request longer periods on the island and this will be facilitated where possible. The island is a great option for couples who want to wander around the ruins or families with young kids who cam run freely in the open green areas. The presence of Red and Sika deer in amongst the ruins is often a welcome bonus. All tours are guided by experienced skippers. Boats are Department of Marine Certified, National Parks and Wildlife Service Licenced and fully insured.
Infants and small children can ride in a pram or stroller
Service animals allowed
Public transportation options are available nearby
Suitable for all physical fitness levels
For a full refund, cancel at least 24 hours before the scheduled departure time.
Certified Guide
Innisfallen Island
Early monastic settlement on scenic 21 acre island in the center of Killarney’s largest lake - Lough Leane. Historic ruins dating back to the early 6th century along with a beautiful 25 minute walk around the islands perimeter.
66 reviews
Total reviews and rating from Viator & Tripadvisor
jessicafE2584RO,
Oct 1, 2025
- Review from Tripadvisor
The highlight of our hoilday . The fine soft rainy only added to the experience. Innishfallen island is a little treasure.. Our guide, Charlie, brought the history of area to life..
Pioneer05088597282,
Oct 1, 2025
- Review from Tripadvisor
Lovely boat ride to Innisfallen Island. The ruins of the abbey are spectacular. The best part though was our Captain, Diarmuid. He was so knowledgeable, kind and entertaining. He made this great experience amazing!
Explorer57016491754,
Sep 30, 2025
- Review from Tripadvisor
A lovely trip with Mike who was a fantastic guide - the island is beautiful and even got to see some wild deer there by the monestry - well worth it !
Vivian R,
Sep 30, 2025
- Review from Viator
The island visit of the monastery is worth this trip, beautiful surroundings and views you can only get from the water and our skipper was superb!!
V3611FZelizabeths,
Sep 25, 2025
- Review from Tripadvisor
Mike is an absolutely fantastic guide! Really enjoyed our time with him. The island is incredible. Make sure to do the nature trial walk..it’s gorgeous!


Kenneth R,
Sep 21, 2025
- Review from Viator
Tour guide was very knowledgeable and friendly; gave us a great overview of the history and ecology of the island and encouraged us to use the time we had to see the whole island (not just the ruins). He looked after our safety and comfort well. Worth it to hike the nature trail too. If you are lucky enough to go with a small group, it will be much more impactful, but a pleasure no matter when you go. Very highly recommended.
O8796OMfannyd,
Sep 13, 2025
- Review from Tripadvisor
A wonderful late in the day atmospheric trip across the Loch. Because of the changing weather, I had the boat, island, and guide to myself and it was a wonderful experience. Guide was kind and friendly. Island was full of deer and the ruins were incredible. Loch ride itself was right out of a gloomy spooky movie (perfect in my opinion!) Spent a lovely late afternoon in what felt like another afternoon. Came out soaking wet and lighter in the soul. Thank you very much.





LucyEllen7,
Sep 11, 2025
- Review from Tripadvisor
Highly recommend. Beautiful scenery. Personable guide. Short boat ride then we were the only people exploring the island. Very peaceful.
Voyager43034115184,
Sep 2, 2025
- Review from Tripadvisor
Fantastic few hours out. Diarmuid (our guide) was very friendly and knowledgeable about the area in general. This trip gives you a lovely view of the mountains from the lake and not to mention it is steeped in history. I would highly recommend Ross Castle Boat Tours.
napawright2016,
Aug 25, 2025
- Review from Tripadvisor
I took the boat ride out to Innishfallen Island and was very pleased. This is a one hour or so experience that included 15 minute boat trips to and from the Island and about half an hour on the island. The trip was comfortable enough (even for children and seniors). The island has the ruins of an ancient abbey that are worthy of a look. The island itself is lush and peaceful. There are fairly well maintained trails that take you around the island and down to the island shores. Some of our tour group saw some native deer on the island and plenty of bird life was in evidence. The tour guide was knowledgeable about the history of the island, the wildlife and the lake. All things considered a very nice small trip at a reasonable price.





Operated by Ross Castle Boat Tours