AirHint found the following cheapest return flights from Melbourne (MEL) to Los Angeles (LAX) in September 2025 (see full year).

Return flights

07 Sep - 10 Sep	Fiji Airways
07 Sep - 28 Sep	Fiji Airways
08 Sep - 29 Sep	Fiji Airways
08 Sep - 30 Sep	Fiji Airways
30 Sep - 04 Oct	Fiji Airways
03 Sep - 08 Sep	United	direct
03 Sep - 17 Sep	United	direct
10 Sep - 22 Sep	United
10 Sep - 17 Sep	United
10 Sep - 15 Oct	United
01 Sep - 07 Sep	Qantas	direct
10 Sep - 17 Sep	Qantas	direct
29 Sep - 19 Oct	Qantas	direct
30 Sep - 13 Oct	Qantas	direct
24 Sep - 15 Oct	United	direct
25 Sep - 13 Oct	United
12 Sep - 15 Oct	United	direct
29 Sep - 11 Oct	United
24 Sep - 17 Oct	United	direct
16 Sep - 11 Oct	United

Also check the deals for one-way flights from Melbourne to Los Angeles in September.

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 Melbourne to Los Angeles in September from $675

Return flights