Cheapest return flights from Seattle to San Jose in February from 318€

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

Return flights

05 Feb - 26 Feb Frontier Airlines
24 Feb - 07 Mar United
05 Feb - 09 Feb United
05 Feb - 08 Feb Delta
08 Feb - 13 Feb Delta
26 Feb - 02 Mar United
13 Feb - 21 Feb Frontier Airlines
12 Feb - 16 Feb Frontier Airlines
17 Feb - 24 Feb United
14 Feb - 24 Feb United

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

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