Boston to Brussels Flights on Aer Lingus from $634.19*

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Book Boston to Brussels flight deals*

Apr 2026
From$728.36*
Seen: 11 minutes ago
Flight Type Round Trip/Economy
May 2026
From$754.61*
Seen: 18 hrs ago
Flight Type Round Trip/Economy
Jun 2026
No result for this month.
$728.36
Displaying fares for March-2026
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    • Range$728.36-$842.66

    * Fares displayed include air transportation charges, taxes and fees. Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Fares are economy class and may include connections with our partner airlines. Modifying this information may result in a different fare. Additional baggage fees and charges for optional products and services may apply.

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    Book Boston to Brussels flight deals*

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

    Testing Each way

    Testing Each way
    From
    To
    Fare Type
    Dates
    Price
    Boston (BOS)Brussels (BRU)Roundtrip*
    /
    Economy    		2 Sep 2026 - 11 Sep 2026

    From

    $634.19

    Seen: 14 hrs ago

    Explore other routes

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    Boston (BOS)to

    Dublin (DUB)
    5 Sep 2026 - 13 Sep 2026
    From
    $509.96
    Seen: 23 hrs ago
    Roundtrip*
    Economy

    Dublin (DUB)to

    Malaga (AGP)
    Depart: 11 Apr 2026
    From
    €56.25
    Seen: 2 hrs ago
    One way
    Economy

    Dublin (DUB)to

    New York (JFK)
    3 Sep 2026 - 2 Nov 2026
    From
    €281.87
    Seen: 23 hrs ago
    Each way
    Economy

    Chicago (ORD)to

    Dublin (DUB)
    8 Sep 2026 - 12 Nov 2026
    From
    $591.01
    Seen: 14 hrs ago
    Roundtrip*
    Economy

    New York (JFK)to

    Dublin (DUB)
    11 Sep 2026 - 18 Sep 2026
    From
    $509.96
    Seen: 23 hrs ago
    Roundtrip*
    Economy

    Dublin (DUB)to

    Orlando (MCO)
    10 May 2026 - 24 May 2026
    From
    €355.37
    Seen: 5 hrs ago
    Each way
    Economy

    Boston (BOS)to

    Shannon (SNN)
    4 May 2026 - 13 May 2026
    From
    $509.69
    Seen: 21 hrs ago
    Roundtrip*
    Economy

    Dublin (DUB)to

    Paris (CDG)
    Depart: 8 Apr 2026
    From
    €48.97
    Seen: 12 minutes ago
    One way
    Economy

    Indianapolis (IND)to

    Dublin (DUB)
    4 Sep 2026 - 7 Sep 2026
    From
    $672.96
    Seen: 23 hrs ago
    Roundtrip*
    Economy

    Dublin (DUB)to

    London (LHR)
    Depart: 26 May 2026
    From
    €59.25
    Seen: 10 hrs ago
    One way
    Economy

    Cleveland (CLE)to

    Dublin (DUB)
    23 Sep 2026 - 1 Oct 2026
    From
    $445.20
    Seen: 15 hrs ago
    Roundtrip*
    Economy

    Dublin (DUB)to

    Lanzarote (ACE)
    Depart: 24 Mar 2026
    From
    €75.00
    Seen: 33 minutes ago
    One way
    Economy

    Dublin (DUB)to

    Faro (FAO)
    Depart: 27 Apr 2026
    From
    €56.25
    Seen: 6 hrs ago
    One way
    Economy

    Raleigh (RDU)to

    Dublin (DUB)
    5 May 2026 - 10 May 2026
    From
    $595.10
    Seen: 21 hrs ago
    Roundtrip*
    Economy

    Los Angeles (LAX)to

    Dublin (DUB)
    2 Sep 2026 - 16 Sep 2026
    From
    $740.10
    Seen: 22 hrs ago
    Roundtrip*
    Economy

    Pittsburgh (PIT)to

    Dublin (DUB)
    6 Sep 2026 - 13 Sep 2026
    From
    $575.10
    Seen: 16 hrs ago
    Roundtrip*
    Economy

    San Francisco (SFO)to

    Dublin (DUB)
    3 Sep 2026 - 17 Sep 2026
    From
    $740.10
    Seen: 22 hrs ago
    Roundtrip*
    Economy

    Washington, D.C. (IAD)to

    Dublin (DUB)
    4 May 2026 - 12 May 2026
    From
    $574.96
    Seen: 23 hrs ago
    Roundtrip*
    Economy

    Dublin (DUB)to

    Boston (BOS)
    20 Apr 2026 - 23 Nov 2026
    From
    €277.87
    Seen: 23 hrs ago
    Each way
    Economy

    Dublin (DUB)to

    Nashville (BNA)
    9 Sep 2026 - 13 Sep 2026
    From
    €307.87
    Seen: 5 hrs ago
    Each way
    Economy