Cheapest return flights from Montreal (YUL) to Dublin (DUB)

Cheapest month: December 2026, from $ 568. Book in one tap, or open a month for every date.

All destinations from Montreal (YUL)

One-wayReturn

  • October 2026

    22–29 Oct 7 nights
    $ 659 return
    Air Transat
    Price seen 12 Oct
    October dates

  • December 2026

    2–10 Dec 8 nights
    $ 568 return Cheapest month
    TAP
    Price seen 12 Oct
    December dates

  • January 2027

    29 Jan – 5 Feb 2027 7 nights
    $ 592 return
    TAP
    Price seen 12 Oct
    January dates

  • February 2027

    22 Feb – 1 Mar 2027 7 nights
    $ 610 return
    British Airways
    Price seen 12 Oct
    February dates

  • March 2027

    8–15 Mar 2027 7 nights
    $ 610 return
    British Airways
    Price seen 12 Oct
    March dates

  • April 2027

    28 Apr – 7 May 2027 9 nights
    $ 574 return
    WestJet
    Price seen 12 Oct
    April dates

  • May 2027

    2–8 May 2027 6 nights
    $ 574 return
    WestJet
    Price seen 12 Oct
    May dates

  • June 2027

    16–26 Jun 2027 10 nights
    $ 610 return
    WestJet
    Price seen 12 Oct
    June dates

  • July 2027

    5–12 Jul 2027 7 nights
    $ 797 return
    Direct Air Canada
    Price seen 12 Oct
    July dates

  • August 2027

    21 Aug – 2 Sep 2027 12 nights
    $ 648 return
    WestJet
    Price seen 12 Oct
    August dates
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Updated Oct 13, 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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