Cheapest return flights from Ontario to San Jose in November from 302€

AirHint found the following cheapest return flights from Ontario (ONT) to San Jose (SJO) in November 2025 (see full year).

Return flights

13 Nov - 20 Nov United
16 Nov - 22 Nov United
06 Nov - 14 Nov United
06 Nov - 11 Nov United
05 Nov - 11 Nov Southwest Airlines
07 Nov - 10 Nov Southwest Airlines
09 Nov - 23 Nov Southwest Airlines
19 Nov - 01 Dec Southwest Airlines
23 Nov - 29 Nov Southwest Airlines
21 Nov - 30 Nov Southwest Airlines
21 Nov - 29 Nov Southwest Airlines

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

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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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