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

Return flights

25 Dec - 01 Jan	Volaris	direct
04 Dec - 08 Dec	Alaska Airlines
29 Dec - 01 Jan	Delta
26 Dec - 01 Jan	Aeromexico
12 Dec - 15 Dec	Southwest Airlines
26 Dec - 06 Jan	Southwest Airlines
29 Dec - 23 Jan	Southwest Airlines
03 Dec - 11 Dec	Southwest Airlines
09 Dec - 23 Dec	Southwest Airlines
13 Dec - 23 Dec	Southwest Airlines
13 Dec - 21 Dec	Southwest Airlines
13 Dec - 22 Dec	Southwest Airlines
15 Dec - 20 Dec	Southwest Airlines

Also check the deals for one-way flights from San Jose Del Cabo to Ontario in December.

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 Ontario

Cheap car rent in Ontario

Cheapest return flights from San Jose Del Cabo to Ontario in December from $211

Return flights