There are cruises from the United States to Ireland, including one long round-trip voyage. Four cruise lines offer trips. See the full list below.
US to Ireland cruises depart from Florida and Boston. The ports they visit in Ireland include Dublin, Cobh (for Cork), and Belfast in Northern Ireland.
April 5, 2019: 14-day cruise to Ireland on Oceania. One-way from New York to Southampton (England). Visit Saint John (New Brunswick), Halifax (Nova Scotia), St John's (Newfoundland), Cork (Ireland), Dublin (Ireland), Saint-Malo (France) and Le Havre (France).
April 16, 2019: 18-day cruise to Ireland on Princess Cruises. One-way from Fort Lauderdale (Florida) to Dublin (Ireland). Visit Ponta Delgada (Azores), Lisbon (Portugal), Bilbao (Spain), Brussels (Belgium), Portland (England), Southampton (England), Guernsey Island and Cork (Ireland).
April 22, 2019: 14-night cruise to Ireland on Celebrity Cruises. One-way from Fort Lauderdale (Florida) to Dublin (Ireland). Visit Ponta Delgada (Azores), Cork (Ireland) and Waterford (Ireland).
July 30, 2019: 35-day Voyage of the Vikings on Holland America Line. Round-trip from Boston (Massachusetts) to Bar Harbor (Maine), Sydney (Nova Scotia), Corner Brook (Newfoundland), Red Bay (Labrador), Cartwright (Labrador), Qaqortoq (Greenland), Reykjavik (Iceland), Stavanger (Norway), Rotterdam (Netherlands), Cork (Ireland), Dublin (Ireland), Belfast (Northern Ireland), Djupivogur (Iceland), Akureyri (Iceland), Isafjordur (Iceland), Nanortalik (Greenland), St Anthony (Newfoundland), St Johns (Newfoundland) and Halifax (Nova Scotia).