Book a trip from Boston to Phnom Penh with Cathay Pacific , fares from USD1,075

DISCOUNT CODE (OPTIONAL)

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

Apr 2026
FromUSD1,318*
Seen 1 day ago
Round trip/Economy
May 2026
FromUSD1,887*
Seen 6 minutes ago
Round trip/Economy
Jun 2026
No results available
USD1.3K
Displaying fares for April-2026
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    • RangeUSD1,318-USD2,506

    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 Phnom Penh KTI

    USD
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    Book flights to Phnom Penh KTI
    From
    To
    Fare Type
    Dates
    Price
    Boston (BOS)Phnom Penh (KTI)Round-trip
    /
    Economy    		02/10/2026 - 24/10/2026

    From

    USD1,118

    Seen 17 hours ago

    Boston (BOS)Phnom Penh (KTI)Round-trip
    /
    Economy    		20/05/2026 - 13/06/2026

    From

    USD1,887

    Seen 6 minutes ago

    Boston (BOS)Phnom Penh (KTI)Round-trip
    /
    Economy    		07/10/2026 - 31/10/2026

    From

    USD1,200

    Seen 1 day ago

    Boston (BOS)Phnom Penh (KTI)Round-trip
    /
    Economy    		29/04/2026 - 01/06/2026

    From

    USD1,318

    Seen 1 day ago

    Boston (BOS)Phnom Penh (KTI)Round-trip
    /
    Economy    		19/04/2026 - 08/05/2026

    From

    USD2,045

    Seen 1 day ago

    Book Business Class flights to Phnom Penh - selected offers

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