Boston to Barcelona Flights on Aer Lingus from $748.24*

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Book Boston to Barcelona flight deals*

Mar 2026
cmp-price-from$1,179.86*
cmp-viewed 5 cmp-hours cmp-time-ago
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Apr 2026
cmp-price-from$1,461.61*
cmp-viewed 7 cmp-hours cmp-time-ago
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May 2026
cmp-price-from$948.93*
cmp-viewed 12 cmp-hours cmp-time-ago
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$1.2K
Displaying fares for March-2026
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    • cmp-fare-legend-range$1,179.86

    cmp-module-disclaimer

    Aer Lingus Plane Image

    Book Boston to Barcelona flight deals*

    $
    Book Boston to Barcelona flight deals*
    Boston (BOS)Barcelona (BCN)Roundtrip*
    Economy    		Nov 6 2026 - Nov 14 2026
    $749.87

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    *Roundtrip Restrictions apply.
    Each way fare as part of a return trip including taxes and charges. One way fare including taxes and charges.

    QA FE Test Travel Dates Filter Feature Prepro

    $

    Boston (BOS)

    Dublin (DUB)
    Sep 3 2026 - Sep 13 2026
    $509.96
    undefined 10 undefined undefined
    Roundtrip*
    Economy

    Chicago (ORD)

    Dublin (DUB)
    Sep 1 2026 - Nov 17 2026
    $590.90
    undefined 5 undefined undefined
    Roundtrip*
    Economy

    New York (JFK)

    Dublin (DUB)
    Sep 4 2026 - Nov 2 2026
    $497.90
    undefined 10 undefined undefined
    Roundtrip*
    Economy

    Cleveland (CLE)

    Dublin (DUB)
    Sep 6 2026 - Sep 13 2026
    $574.96
    undefined 5 undefined undefined
    Roundtrip*
    Economy

    Boston (BOS)

    Shannon (SNN)
    May 3 2026 - May 13 2026
    $509.56
    undefined 11 undefined undefined
    Roundtrip*
    Economy

    Raleigh (RDU)

    Dublin (DUB)
    May 4 2026 - May 10 2026
    $594.96
    undefined 6 undefined undefined
    Roundtrip*
    Economy

    San Francisco (SFO)

    Dublin (DUB)
    May 1 2026 - May 11 2026
    $739.96
    undefined 12 undefined undefined
    Roundtrip*
    Economy

    Los Angeles (LAX)

    Dublin (DUB)
    Sep 1 2026 - Sep 14 2026
    $739.96
    undefined 12 undefined undefined
    Roundtrip*
    Economy

    New York (JFK)

    Shannon (SNN)
    Sep 1 2026 - Sep 12 2026
    $509.56
    undefined 11 undefined undefined
    Roundtrip*
    Economy

    Indianapolis (IND)

    Dublin (DUB)
    Sep 2 2026 - Sep 7 2026
    $672.96
    undefined 9 undefined undefined
    Roundtrip*
    Economy

    Denver (DEN)

    Dublin (DUB)
    May 2 2026 - May 9 2026
    $669.96
    undefined 2 undefined undefined
    Roundtrip*
    Economy

    Seattle (SEA)

    Dublin (DUB)
    May 1 2026 - May 11 2026
    $719.96
    undefined 11 undefined undefined
    Roundtrip*
    Economy

    Orlando (MCO)

    Dublin (DUB)
    May 3 2026 - May 13 2026
    $672.96
    undefined 10 undefined undefined
    Roundtrip*
    Economy

    New York/Newark (EWR)

    Dublin (DUB)
    May 7 2026 - May 11 2026
    $509.96
    undefined 2 undefined undefined
    Roundtrip*
    Economy

    Hartford (BDL)

    Dublin (DUB)
    Sep 5 2026 - Sep 11 2026
    $544.96
    undefined 11 undefined undefined
    Roundtrip*
    Economy

    Washington, D.C. (IAD)

    Dublin (DUB)
    Sep 11 2026 - Sep 18 2026
    $574.96
    undefined 11 undefined undefined
    Roundtrip*
    Economy

    Philadelphia (PHL)

    Dublin (DUB)
    Sep 6 2026 - Sep 16 2026
    $594.96
    undefined 10 undefined undefined
    Roundtrip*
    Economy

    Minneapolis (MSP)

    Dublin (DUB)
    May 5 2026 - May 12 2026
    $553.96
    undefined 7 undefined undefined
    Roundtrip*
    Economy

    Pittsburgh (PIT)

    Dublin (DUB)
    Sep 6 2026 - Sep 13 2026
    $574.96
    undefined 10 undefined undefined
    Roundtrip*
    Economy

    Nashville (BNA)

    Dublin (DUB)
    Sep 9 2026 - Sep 19 2026
    $672.96
    undefined 9 undefined undefined
    Roundtrip*
    Economy