Compare every airline flying BOS → DUB in one search and book the lowest fare. Typically $300–$650 one-way.
Search BOS → DUB fares →The Boston–Dublin route is served by Aer Lingus, JetBlue, Delta. Voyago searches all of them at once — plus online travel agencies — and shows you the cheapest fare across every provider, so you never overpay by only checking one airline's site.
About 6h 30m nonstop.
Aer Lingus, JetBlue, Delta.
Fares are usually lowest in November–March (outside summer).
One-way fares commonly run $300–$650 depending on season and how far ahead you book. Search above for today's live prices.