Book a trip from Seattle to Phnom Penh with Cathay Pacific , fares from USD1,486

DISCOUNT CODE (OPTIONAL)

Deals on Seattle (SEA) to Phnom Penh (KTI) flights

Try alternate month or interact with individual days below in order to find offers.
May 2026
No results available
Jun 2026
FromUSD1,554*
Seen 1 day ago
Round trip/Economy
Jul 2026
No results available
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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 Phnom Penh KTI

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    Book flights to Phnom Penh KTI
    From
    To
    Fare Type
    Dates
    Price
    Seattle (SEA)Phnom Penh (KTI)Round-trip
    /
    Economy    		30/06/2026 - 07/07/2026

    From

    USD1,554

    Seen 1 day ago

    Seattle (SEA)Phnom Penh (KTI)Round-trip
    /
    Economy    		23/06/2026 - 16/07/2026

    From

    USD2,332

    Seen 15 hours ago

    Book Business Class flights to Phnom Penh - selected offers

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