AirHint found the following cheapest return flights from Phnom-penh (PNH) to Singapore (SIN) in March 2026 (see full year).

Return flights

31 Mar - 14 Apr	AirAsia Cambodia
28 Mar - 14 Apr	AirAsia Cambodia
25 Mar - 14 Apr	AirAsia Cambodia
26 Mar - 14 Apr	Thai AirAsia
31 Mar - 15 Apr	AirAsia Cambodia
31 Mar - 16 Apr	AirAsia Cambodia
28 Mar - 15 Apr	AirAsia Cambodia
28 Mar - 16 Apr	AirAsia Cambodia
25 Mar - 15 Apr	AirAsia Cambodia
26 Mar - 15 Apr	Thai AirAsia

Also check the deals for one-way flights from Phnom-penh to Singapore in March.

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 return flights from Phnom-penh to Singapore in March from 246€

Return flights