Book a trip from Boston to Phnom Penh with Cathay Pacific , fares from USD980

DISCOUNT CODE (OPTIONAL)

Deals on Boston (BOS) to Phnom Penh (PNH) flights

USD1.5K
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  • RangeUSD1,527-USD1,957

    Book flights to Phnom Penh PNH

    USD
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    Book flights to Phnom Penh PNH
    From
    To
    Fare Type
    Dates
    Price
    Boston (BOS)Phnom Penh (PNH)Round-trip
    /
    Economy
    17/09/2025 - 04/10/2025

    From

    USD980

    Seen 1 day ago

    Boston (BOS)Phnom Penh (PNH)Round-trip
    /
    Economy
    11/10/2025 - 19/10/2025

    From

    USD1,201

    Seen 20 hours ago

    Boston (BOS)Phnom Penh (PNH)Round-trip
    /
    Economy
    14/07/2025 - 10/09/2025

    From

    USD1,527

    Seen 1 day ago

    Boston (BOS)Phnom Penh (PNH)Round-trip
    /
    Economy
    15/07/2025 - 26/08/2025

    From

    USD1,706

    Seen 1 day ago

    Boston (BOS)Phnom Penh (PNH)Round-trip
    /
    Economy
    11/07/2025 - 26/08/2025

    From

    USD1,756

    Seen 1 day ago

    Book Business Class flights to Phnom Penh - selected offers

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    Flight Deals for Popular Routes on Cathay Pacific

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    *Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking.

    Travel to Phnom Penh in Premium Economy

    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.)