AirHint found the following cheapest return flights from Sydney (SYD) to Noumea (NOU) in September 2025 (see full year).

Return flights

02 Sep - 10 Sep	Qantas	direct
12 Sep - 17 Sep	Qantas	direct
02 Sep - 20 Sep	Qantas	direct
05 Sep - 12 Sep	Qantas	direct
19 Sep - 30 Sep	Aircalin	direct
26 Sep - 05 Oct	Qantas	direct
04 Sep - 11 Sep	Qantas
01 Sep - 04 Sep	Qantas

Also check the deals for one-way flights from Sydney to Noumea in September.

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 Noumea in September from $450

Return flights