Cheapest return flights from Los Angeles to Sydney in December from 642€

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

Return flights

01 Dec - 08 Dec United
03 Dec - 22 Dec United direct
03 Dec - 21 Dec United direct
05 Dec - 16 Dec United direct
03 Dec - 20 Dec United direct
04 Dec - 21 Dec United direct
01 Dec - 19 Dec United direct
01 Dec - 08 Dec Delta direct
01 Dec - 06 Dec Delta direct
29 Dec - 15 Jan Air Canada
29 Dec - 09 Jan Fiji Airways
15 Dec - 08 Jan Fiji Airways
07 Dec - 21 Dec Air Canada
16 Dec - 13 Jan Air Canada
31 Dec - 18 Jan Delta direct
26 Dec - 12 Jan Air Canada
28 Dec - 10 Jan United direct
26 Dec - 12 Jan United direct
23 Dec - 12 Jan Alaska Airlines direct
25 Dec - 06 Jan Air Canada

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

Skyscanner

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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