AirHint found the following cheapest return flights from Ontario (ONT) to San Jose Del Cabo (SJD) in September 2025 (see full year).

Return flights

11 Sep - 15 Sep	Volaris	direct
05 Sep - 08 Sep	Volaris	direct
13 Sep - 18 Sep	Volaris	direct
12 Sep - 19 Sep	Volaris	direct
27 Sep - 29 Sep	Volaris	direct
29 Sep - 04 Oct	Volaris	direct
01 Sep - 03 Sep	Volaris
12 Sep - 14 Sep	Volaris	direct
12 Sep - 16 Sep	Volaris
19 Sep - 24 Sep	Volaris
05 Sep - 09 Sep	Volaris
03 Sep - 02 Oct	Southwest Airlines
17 Sep - 15 Oct	Southwest Airlines
30 Sep - 07 Oct	Southwest Airlines

Also check the deals for one-way flights from Ontario to San Jose Del Cabo 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 San Jose Del Cabo in September from $279

Return flights