Cheapest return flights from Seattle to San Jose in February from $521

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

Return flights

09 Feb - 14 Feb Alaska Airlines
26 Feb - 01 Mar Alaska Airlines
08 Feb - 09 Feb Alaska Airlines
20 Feb - 23 Feb Alaska Airlines
25 Feb - 03 Mar United
26 Feb - 03 Mar United
25 Feb - 04 Mar United
11 Feb - 16 Feb Air Canada

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

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