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

Return flights

15 Oct - 22 Oct	Jetstar	direct
22 Oct - 06 Nov	Jetstar
22 Oct - 15 Nov	Jetstar
22 Oct - 04 Nov	Jetstar
08 Oct - 15 Oct	Jetstar	direct
03 Oct - 22 Oct	Jetstar	direct
05 Oct - 19 Oct	Jetstar	direct
05 Oct - 15 Oct	Jetstar	direct
22 Oct - 05 Nov	Jetstar
22 Oct - 03 Nov	Jetstar
22 Oct - 05 Nov	Jetstar	direct
22 Oct - 15 Nov	Jetstar	direct
22 Oct - 06 Nov	Jetstar	direct
22 Oct - 04 Nov	Jetstar	direct
10 Oct - 20 Oct	Jetstar
22 Oct - 03 Nov	Jetstar	direct
13 Oct - 27 Oct	Asiana Airlines
13 Oct - 27 Oct	Qantas	direct
10 Oct - 20 Oct	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 $450

Return flights