AirHint found the following cheapest one-way flights from Phnom-penh (PNH) to Singapore (SIN) in August 2025 (see full year).

One-Way flights

26 Aug	AirAsia Cambodia
20 Aug	AirAsia Cambodia
08 Aug	Emirates	direct
23 Aug	Emirates	direct
05 Aug	Emirates	direct
21 Aug	Emirates	direct
28 Aug	Emirates	direct
15 Aug	Emirates	direct
14 Aug	Emirates	direct
25 Aug	Emirates	direct

Also check the deals for return flights from Phnom-penh to Singapore in August.

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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Cheapest one-way flights from Phnom-penh to Singapore in August from 72€

One-Way flights