Cheapest return flights from Chicago to San Jose in March from 445€

AirHint found the following cheapest return flights from Chicago (MDW) to San Jose (SJO) in March 2026 (see full year).

Return flights

02 Mar - 13 Mar Frontier Airlines
09 Mar - 13 Mar Frontier Airlines
25 Mar - 30 Mar Delta
28 Mar - 11 Apr Frontier Airlines
26 Mar - 04 Apr Frontier Airlines
24 Mar - 28 Mar Southwest Airlines
25 Mar - 28 Mar Southwest Airlines
27 Mar - 04 Apr Frontier Airlines
13 Mar - 22 Mar Southwest Airlines
14 Mar - 22 Mar Southwest Airlines
25 Mar - 29 Mar Southwest Airlines

Also check the deals for one-way flights from Chicago to San Jose in March.

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