Cheapest return flights from Los Angeles to Sydney in December from $916

Best time to book flights for Los Angeles (LAX) to Sydney (SYD) flights at AirHint

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

Return flights

06 Dec - 20 Dec Hawaiian Airlines
03 Dec - 21 Dec Air New Zealand
01 Dec - 15 Dec Air New Zealand
26 Dec - 18 Jan Fiji Airways
27 Dec - 18 Jan Fiji Airways
13 Dec - 22 Dec Fiji Airways
30 Dec - 06 Jan Fiji Airways
02 Dec - 19 Dec Fiji Airways
24 Dec - 31 Dec Fiji Airways
03 Dec - 19 Dec Air New Zealand
03 Dec - 21 Dec United direct
01 Dec - 15 Dec United direct
11 Dec - 21 Dec Fiji Airways
18 Dec - 18 Jan Hawaiian Airlines
27 Dec - 18 Jan United direct
26 Dec - 18 Jan Delta direct
28 Dec - 10 Jan Philippine Airlines
28 Dec - 10 Jan Delta direct
12 Dec - 04 Jan Air Canada
30 Dec - 06 Jan United direct

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.

Book a cheap hotel in Sydney

Cheap car rent in Sydney