AirHint found the following cheapest return flights from Cairns (CNS) to Osaka (KIX) in September 2025 (see full year).

Return flights

03 Sep - 16 Sep	Jetstar
01 Sep - 23 Sep	Jetstar	direct
17 Sep - 27 Sep	Jetstar	direct
08 Sep - 05 Oct	Jetstar	direct
19 Sep - 28 Sep	Jetstar	direct
26 Sep - 30 Sep	Jetstar	direct
29 Sep - 09 Oct	Jetstar	direct
24 Sep - 05 Oct	Jetstar
25 Sep - 05 Oct	Jetstar
19 Sep - 29 Sep	Jetstar
24 Sep - 04 Oct	Jetstar
19 Sep - 30 Sep	Jetstar

Also check the deals for one-way flights from Cairns to Osaka 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 Cairns to Osaka in September from $456

Return flights