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

Return flights

17 Oct - 20 Oct	Jetstar
16 Oct - 21 Oct	Philippine Airlines
15 Oct - 20 Oct	Jetstar
15 Oct - 20 Oct	Jetstar	direct
29 Oct - 02 Nov	Alaska Airlines
22 Oct - 29 Oct	United
16 Oct - 30 Nov	ANA
29 Oct - 02 Nov	Qantas	direct
22 Oct - 29 Oct	Qantas	direct
16 Oct - 21 Oct	Hawaiian Airlines	direct
17 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.

Book a cheap hotel in Sydney

Cheap car rent in Sydney

Cheapest return flights from Honolulu to Sydney in October from $839

Return flights