Cheap Flights from Phnom Penh to Koh Samui: PNH→USM from HK$2,474

View HK$2,474 flight on Thu, 3 Jul 2025Opens in a new window

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Find Cheap Flights from Phnom Penh (PNH) to Koh Samui (USM)

Prices were available within the past 7 days and start at HK$2,474 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

*Available to Expedia members.