Logan International (BOS) to Dublin (DUB). Served by Aer Lingus, Delta.
| Departure | Return | Price |
|---|---|---|
| 07/24/2026 | 08/02/2026 | $607 |
| 05/24/2026 | 06/01/2026 | $631 |
| 05/24/2026 | 06/02/2026 | $631 |
| 05/27/2026 | 06/01/2026 | $631 |
| 05/27/2026 | 06/02/2026 | $631 |
| 05/27/2026 | 06/04/2026 | $631 |
| 05/29/2026 | 06/04/2026 | $631 |
| 05/29/2026 | 06/06/2026 | $631 |
| 05/31/2026 | 06/08/2026 | $631 |
| 05/31/2026 | 06/09/2026 | $631 |
Based on current fares, August is the cheapest month to fly from Boston to Dublin, with average fares around $643 round trip (as low as $643).
See the full month-by-month and day-of-week price analysis
Best Time to Fly BOS → DUBDeparture date prices (economy, round trip). Green = cheap, red = expensive.
The cheapest month to fly from Boston to Dublin is August, with average round-trip fares around $643. The most expensive month is June, averaging $744.
A nonstop flight from Boston to Dublin takes approximately 6h.
Aer Lingus and Delta fly from BOS to DUB. That's 2 airlines serving this route.
The cheapest flight from Boston to Dublin currently starts at $607 round trip in economy class.
The average round-trip flight price from Boston to Dublin is $713 in economy class.
The distance is 3170 miles (5101 km). with a nonstop flight time of about 6h. Airlines on this route include Aer Lingus, Delta. The lowest fare currently available is $607 departing in July. The average round-trip fare is $713.
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