Cheapest return flights from St. Louis (STL) to Dublin (DUB)

Cheapest month: November 2026, from $ 628. Book in one tap, or open a month for every date.

All destinations from St. Louis (STL)

One-wayReturn

  • November 2026

    24 Nov – 1 Dec 7 nights
    $ 628 return Cheapest month
    Frontier Airlines
    Price seen 10 Oct
    November dates

  • February 2027

    28 Feb – 7 Mar 2027 7 nights
    $ 747 return
    United
    Price seen 11 Oct
    February dates

  • April 2027

    13–27 Apr 2027 14 nights
    $ 678 return
    Air Canada
    Price seen 11 Oct
    April dates

  • June 2027

    29 Jun – 6 Jul 2027 7 nights
    $ 1,175 return
    United
    Price seen 11 Oct
    June dates

  • July 2027

    13–20 Jul 2027 7 nights
    $ 927 return
    United
    Price seen 11 Oct
    July dates
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Updated Oct 11, 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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