Cheapest return flights from Dublin (DUB) to Boston (BOS)

Cheapest month: January 2027, from $ 526. Book in one tap, or open a month for every date.

All destinations from Dublin (DUB)

One-wayReturn

  • October 2026

    20–28 Oct 8 nights
    $ 585 return
    Direct Aer Lingus
    Price seen 15 Oct
    October dates

  • November 2026

    4–11 Nov 7 nights
    $ 531 return
    Direct Aer Lingus
    Price seen 14 Oct
    November dates

  • December 2026

    18–29 Dec 11 nights
    $ 529 return
    Direct Aer Lingus
    Price seen 14 Oct
    December dates

  • January 2027

    11–18 Jan 2027 7 nights
    $ 526 return Cheapest month
    Direct Aer Lingus
    Price seen 14 Oct
    January dates

  • February 2027

    1–7 Feb 2027 6 nights
    $ 538 return
    Direct Aer Lingus
    Price seen 15 Oct
    February dates

  • March 2027

    28 Mar – 9 Apr 2027 12 nights
    $ 543 return
    Direct Aer Lingus
    Price seen 14 Oct
    March dates

  • April 2027

    1–7 Apr 2027 6 nights
    $ 542 return
    Direct Aer Lingus
    Price seen 14 Oct
    April dates

  • May 2027

    18 May – 10 Aug 2027 84 nights
    $ 562 return
    Iberia
    Price seen 14 Oct
    May dates

  • July 2027

    24 Jul – 5 Aug 2027 12 nights
    $ 764 return
    Direct Aer Lingus
    Price seen 14 Oct
    July dates

  • August 2027

    31 Aug – 7 Sep 2027 7 nights
    $ 562 return
    Iberia
    Price seen 14 Oct
    August dates

  • September 2027

    9–12 Sep 2027 3 nights
    $ 560 return
    Iberia
    Price seen 14 Oct
    September dates
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Updated Oct 15, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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