Book a trip from Boston to Seoul with Cathay Pacific , fares from USD1,270

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Deals on Boston (BOS) to Seoul (ICN) flights

Try alternate month or interact with individual days below in order to find offers.
May 2026
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Jun 2026
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Jul 2026
FromUSD2,021*
Seen 14 hours ago
Round trip/Economy
Displaying fares for May-2026
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    • Best fares on flights found by others in the last 48 hours. (Please note that some fares may only apply when there are multiple travellers.)

    Book flights to Seoul ICN

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    Book flights to Seoul ICN
    From
    To
    Fare Type
    Dates
    Price
    Boston (BOS)Seoul (ICN)Round-trip
    /
    Economy    		06/11/2026 - 27/03/2027

    From

    USD1,370

    Seen 1 day ago

    Boston (BOS)Seoul (ICN)Round-trip
    /
    Economy    		25/10/2026 - 06/11/2026

    From

    USD1,370

    Seen 1 day ago

    Boston (BOS)Seoul (ICN)Round-trip
    /
    Economy    		21/10/2026 - 26/10/2026

    From

    USD1,270

    Seen 8 hours ago

    Boston (BOS)Seoul (ICN)Round-trip
    /
    Economy    		15/10/2026 - 30/10/2026

    From

    USD1,320

    Seen 16 hours ago

    Boston (BOS)Seoul (ICN)Round-trip
    /
    Economy    		21/10/2026 - 30/10/2026

    From

    USD1,320

    Seen 8 hours ago

    Book Business Class flights to Seoul - selected offers

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