AirHint found the following cheapest return flights from Honolulu (HNL) to Sydney (SYD) in October 2025 (see full year).

Return flights

17 Oct - 24 Oct	Jetstar	direct
15 Oct - 19 Oct	Jetstar	direct
15 Oct - 22 Oct	Jetstar	direct
08 Oct - 22 Oct	Jetstar	direct
19 Oct - 11 Nov	Jetstar
08 Oct - 15 Oct	Jetstar	direct
17 Oct - 21 Oct	Jetstar
30 Oct - 06 Nov	Fiji Airways
05 Oct - 22 Oct	Jetstar	direct
05 Oct - 15 Oct	Jetstar	direct
17 Oct - 12 Nov	Jetstar
31 Oct - 07 Nov	Philippine Airlines
04 Oct - 22 Oct	Philippine Airlines
01 Oct - 15 Oct	Jetstar	direct
30 Oct - 06 Nov	Hawaiian Airlines	direct
17 Oct - 12 Nov	Qantas	direct
31 Oct - 07 Nov	Qantas	direct

Also check the deals for one-way flights from Honolulu to Sydney in October.

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 Honolulu to Sydney in October from $418

Return flights