Cheapest one-way flights from Sihanoukville to Singapore in October from $165

AirHint found the following cheapest one-way flights from Sihanoukville (KOS) to Singapore (SIN) in October 2025 (see full year).

One-Way flights

07 Oct AirAsia Cambodia
02 Oct AirAsia Cambodia
04 Oct AirAsia Cambodia

Also check the deals for return flights from Sihanoukville to Singapore in October.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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