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

Return flights

05 Dec - 12 Dec	Hawaiian Airlines	direct
23 Dec - 30 Dec	Alaska Airlines
08 Dec - 13 Dec	Hawaiian Airlines
30 Dec - 13 Jan	Alaska Airlines
08 Dec - 15 Dec	Alaska Airlines	direct
08 Dec - 11 Dec	Alaska Airlines	direct
18 Dec - 28 Dec	Alaska Airlines
21 Dec - 27 Dec	Alaska Airlines	direct
13 Dec - 22 Dec	Alaska Airlines	direct
26 Dec - 02 Jan	Alaska Airlines	direct
24 Dec - 04 Jan	Alaska Airlines	direct
06 Dec - 17 Dec	United
19 Dec - 05 Jan	Qantas	direct
08 Dec - 13 Dec	Qantas	direct
27 Dec - 03 Jan	Qantas	direct
17 Dec - 02 Jan	Qantas	direct
18 Dec - 02 Jan	Qantas	direct

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

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 December from 791€

Return flights