AirHint found the following cheapest return flights from Ontario (ONT) to Auckland (AKL) in September 2025 (see full year).

Return flights

11 Sep - 28 Sep	China Airlines
17 Sep - 26 Sep	China Airlines
17 Sep - 27 Sep	China Airlines
19 Sep - 28 Sep	China Airlines
11 Sep - 20 Sep	China Airlines
12 Sep - 05 Oct	China Airlines
10 Sep - 19 Sep	China Airlines
26 Sep - 11 Oct	China Airlines
08 Sep - 15 Sep	Qatar Airways
12 Sep - 29 Sep	Qatar Airways
13 Sep - 24 Sep	Qatar Airways
21 Sep - 08 Oct	Qatar Airways
13 Sep - 20 Sep	Qatar Airways

Also check the deals for one-way flights from Ontario to Auckland 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 Ontario to Auckland in September from $1782

Return flights