The Royal CanalCastleknock, Ireland D15 AW28 Phone: +353 1-860-7400Fax: +353 1-860-7401 Hotel E-mailHotel Website Classification 3 Superior Tourist Class Commission Rooms Rates 5% 12 - Hoteliers! Is your information accurate? Update Here 12th Lock Boutique Hotel Location & Neighborhood 20 min to city center; 10 min to airport.Hotel Location: Airport