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Boston to Ireland flight

Flying From Boston to Ireland: What You Need to Know

Cheapest one-way flight priceAU$ 360
Cheapest return ticket priceAU$ 702
Off-season for travelNovember
Peak season for travelJanuary
Popular airlineDelta Air Lines
Cheapest monthSeptember

Compare multiple airlines at once to find the best flight deals from Boston to Ireland.

Airlines Flying From Boston to Ireland
Delta Air Lines logo Delta Air Lines

Search Flights From Boston to Ireland

Easily compare flights from Boston to Ireland and find the cheapest tickets available!

Looking for cheap flights from Boston to Ireland? Check out prices for the next 90 days, starting at just AU$ 360 for a one-way ticket and AU$ 702 for a round trip.

      • Cheapest nonstop
        Sat, Sep 12
        BOS
        DUB
        |
        Boston
        Dublin
        Direct | Jetblue Airways
        Sat, Sep 19
        DUB
        BOS
        |
        Dublin
        Boston
        Direct | Jetblue Airways
        AU$ 886 AU$ 1,098
        19% off
        19% off
        AU$ 1,098 AU$ 886
      • Tue, Oct 27
        BOS
        DUB
        |
        Boston
        Dublin
        Direct | Aer Lingus
        Wed, Nov 4
        DUB
        BOS
        |
        Dublin
        Boston
        Direct | Aer Lingus
        AU$ 889 AU$ 1,098
        19% off
        19% off
        AU$ 1,098 AU$ 889
      • Mon, Nov 2
        BOS
        DUB
        |
        Boston
        Dublin
        1 stop | Icelandair
        Fri, Nov 6
        DUB
        BOS
        |
        Dublin
        Boston
        1 stop | Icelandair
        AU$ 702 AU$ 1,098
        36% off
        36% off
        AU$ 1,098 AU$ 702
      • Sun, Nov 1
        BOS
        DUB
        |
        Boston
        Dublin
        1 stop | Icelandair
        Fri, Nov 6
        DUB
        BOS
        |
        Dublin
        Boston
        1 stop | Icelandair
        AU$ 745
        32% off
        AU$ 1,098 AU$ 745
      • Tue, Nov 3
        BOS
        DUB
        |
        Boston
        Dublin
        1 stop | Icelandair
        Tue, Nov 10
        DUB
        BOS
        |
        Dublin
        Boston
        1 stop | Icelandair
        AU$ 774
        30% off
        AU$ 1,098 AU$ 774
      • Sat, Oct 17
        BOS
        DUB
        |
        Boston
        Dublin
        1 stop | Icelandair
        Wed, Oct 21
        DUB
        BOS
        |
        Dublin
        Boston
        1 stop | Icelandair
        AU$ 782
        28% off
        AU$ 1,098 AU$ 782
      • Thu, Oct 29
        BOS
        DUB
        |
        Boston
        Dublin
        1 stop | Icelandair
        Thu, Nov 5
        DUB
        BOS
        |
        Dublin
        Boston
        1 stop | Icelandair
        AU$ 783
        28% off
        AU$ 1,098 AU$ 783
      • Wed, Sep 16
        BOS
        DUB
        |
        Boston
        Dublin
        1 stop | Icelandair
        Sun, Sep 20
        DUB
        BOS
        |
        Dublin
        Boston
        1 stop | Icelandair
        AU$ 798
        27% off
        AU$ 1,098 AU$ 798
      • Wed, Oct 28
        BOS
        DUB
        |
        Boston
        Dublin
        1 stop | Icelandair
        Tue, Nov 3
        DUB
        BOS
        |
        Dublin
        Boston
        1 stop | Icelandair
        AU$ 804
        27% off
        AU$ 1,098 AU$ 804
      • Sat, Sep 12
        BOS
        DUB
        |
        Boston
        Dublin
        1 stop | Icelandair
        Sun, Sep 20
        DUB
        BOS
        |
        Dublin
        Boston
        1 stop | Icelandair
        AU$ 809
        26% off
        AU$ 1,098 AU$ 809
      • Sat, Sep 19
        BOS
        DUB
        |
        Boston
        Dublin
        1 stop | Icelandair
        Thu, Sep 24
        DUB
        BOS
        |
        Dublin
        Boston
        1 stop | Icelandair
        AU$ 818
        26% off
        AU$ 1,098 AU$ 818
      • Sat, Oct 24
        BOS
        DUB
        |
        Boston
        Dublin
        1 stop | TAP Air Portugal
        Sat, Oct 31
        DUB
        BOS
        |
        Dublin
        Boston
        1 stop | TAP Air Portugal
        AU$ 823
        25% off
        AU$ 1,098 AU$ 823
      • Mon, Sep 7
        BOS
        DUB
        |
        Boston
        Dublin
        1 stop | Normal Airline
        Wed, Sep 9
        DUB
        BOS
        |
        Dublin
        Boston
        Direct | Normal Airline
        Find more flights
        Find more flights
      • Cheapest nonstop
        Tue, Sep 29
        BOS
        DUB
        |
        Boston
        Dublin
        Direct | Jetblue Airways
        AU$ 434 AU$ 538
        19% off
        19% off
        AU$ 538 AU$ 434
      • Sat, Sep 26
        BOS
        DUB
        |
        Boston
        Dublin
        Direct | Jetblue Airways
        AU$ 435 AU$ 538
        19% off
        19% off
        AU$ 538 AU$ 435
      • Sun, Oct 25
        BOS
        DUB
        |
        Boston
        Dublin
        1 stop | Icelandair
        AU$ 360 AU$ 538
        33% off
        33% off
        AU$ 538 AU$ 360
      • Tue, Nov 3
        BOS
        DUB
        |
        Boston
        Dublin
        1 stop | Icelandair
        AU$ 361
        33% off
        AU$ 538 AU$ 361
      • Fri, Oct 9
        BOS
        DUB
        |
        Boston
        Dublin
        1 stop | Icelandair
        AU$ 370
        31% off
        AU$ 538 AU$ 370
      • Sun, Nov 1
        BOS
        DUB
        |
        Boston
        Dublin
        1 stop | Icelandair
        AU$ 371
        31% off
        AU$ 538 AU$ 371
      • Wed, Oct 7
        BOS
        DUB
        |
        Boston
        Dublin
        1 stop | Icelandair
        AU$ 371
        31% off
        AU$ 538 AU$ 371
      • Thu, Oct 22
        BOS
        DUB
        |
        Boston
        Dublin
        1 stop | Icelandair
        AU$ 371
        31% off
        AU$ 538 AU$ 371
      • Mon, Oct 5
        BOS
        DUB
        |
        Boston
        Dublin
        1 stop | Icelandair
        AU$ 371
        31% off
        AU$ 538 AU$ 371
      • Fri, Oct 30
        BOS
        DUB
        |
        Boston
        Dublin
        1 stop | Icelandair
        AU$ 372
        31% off
        AU$ 538 AU$ 372
      • Mon, Oct 26
        BOS
        DUB
        |
        Boston
        Dublin
        1 stop | Icelandair
        AU$ 372
        31% off
        AU$ 538 AU$ 372
      • Tue, Oct 6
        BOS
        DUB
        |
        Boston
        Dublin
        1 stop | Icelandair
        AU$ 375
        30% off
        AU$ 538 AU$ 375
      • Mon, Sep 7
        BOS
        DUB
        |
        Boston
        Dublin
        1 stop | Normal Airline
        Find more flights
        Find more flights

Flight fares from Boston to Ireland are based on average prices across airlines for the next three months, sourced from Trip.com’s latest data.

FAQs: Flights From Boston to Ireland

  • What is the cheapest Boston to Ireland flight route?

    The cheapest return flight from Boston to Ireland is on the route from Boston to Dublin, with prices starting at AU$ 818 for a return trip between 2026-05-31 and 2026-06-05.
  • According to our flights calendar over the next 90 days, it seems the cheapest date is on 2026-11-03 for one-way flights.
  • Based on our flight data, the average flight time from Boston to Ireland is approximately 6 hours 7 minutes based on our most popular routes from Boston to Dublin. The time may also vary depending on your destination.
  • The cheapest airline flying to Ireland from Boston is Icelandair serving route from Boston to Dublin.
  • There are direct flights from Boston to Ireland. Dublin, and Shannon are all popular destinations in Ireland.