AirHint found the following cheapest return flights from Sydney (SYD) to Phnom-penh (PNH) in November 2025 (see full year).

Return flights

18 Nov - 04 Dec	Malaysia Airlines
01 Nov - 10 Nov	Malaysia Airlines
24 Nov - 18 Dec	Singapore Airlines
15 Nov - 24 Dec	Singapore Airlines
15 Nov - 04 Dec	AirAsia X
06 Nov - 10 Nov	AirAsia X
06 Nov - 14 Nov	AirAsia X
14 Nov - 23 Nov	Cathay Pacific
06 Nov - 18 Nov	AirAsia X
06 Nov - 15 Nov	AirAsia X
15 Nov - 18 Nov	AirAsia X
18 Nov - 06 Dec	AirAsia X
15 Nov - 06 Dec	AirAsia X
18 Nov - 01 Dec	AirAsia X
15 Nov - 01 Dec	AirAsia X
18 Nov - 23 Nov	AirAsia X
18 Nov - 28 Nov	AirAsia X
06 Nov - 23 Nov	AirAsia X
18 Nov - 05 Dec	AirAsia X
15 Nov - 05 Dec	AirAsia X

Also check the deals for one-way flights from Sydney to Phnom-penh in November.

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 Sydney to Phnom-penh in November from $511

Return flights