Book a trip from Seattle to Phnom Penh with Cathay Pacific , fares from USD1,184

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.
Jun 2026
No results available
Jul 2026
FromUSD1,801*
Seen 1 day ago
Round trip/Economy
Aug 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    		05/09/2026 - 11/09/2026

    From

    USD1,184

    Seen 1 day ago

    Seattle (SEA)Phnom Penh (KTI)Round-trip
    /
    Economy    		04/07/2026 - 14/07/2026

    From

    USD1,801

    Seen 1 day ago

    Book Business Class flights to Phnom Penh - selected offers

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