Cheapest return flights from Ontario to San Jose in February from 398€

AirHint found the following cheapest return flights from Ontario (ONT) to San Jose (SJO) in February 2026 (see full year).

Return flights

20 Feb - 26 Feb Frontier Airlines
21 Feb - 28 Feb Frontier Airlines
07 Feb - 11 Feb Southwest Airlines
07 Feb - 14 Feb Southwest Airlines
14 Feb - 16 Feb Volaris
28 Feb - 07 Mar Southwest Airlines
20 Feb - 28 Feb United
26 Feb - 07 Mar Southwest Airlines
23 Feb - 27 Feb Southwest Airlines
11 Feb - 18 Feb United
16 Feb - 04 Mar Southwest Airlines
26 Feb - 09 Mar Southwest Airlines
28 Feb - 04 Mar Southwest Airlines
25 Feb - 02 Mar Southwest Airlines
10 Feb - 12 Feb Southwest Airlines
10 Feb - 13 Feb Southwest Airlines
22 Feb - 15 Mar Southwest Airlines
20 Feb - 02 Mar Southwest Airlines

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

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