Cheapest return flights from Chicago to San Jose in March from 387€

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

Return flights

30 Mar - 08 Apr Frontier Airlines
29 Mar - 08 Apr Frontier Airlines
29 Mar - 07 Apr Frontier Airlines
26 Mar - 04 Apr Frontier Airlines
31 Mar - 06 Apr Frontier Airlines
28 Mar - 07 Apr Frontier Airlines
31 Mar - 10 Apr Frontier Airlines
26 Mar - 03 Apr Frontier Airlines
27 Mar - 04 Apr Frontier Airlines
28 Mar - 04 Apr Frontier Airlines
21 Mar - 24 Mar Delta
21 Mar - 26 Mar Southwest Airlines
21 Mar - 27 Mar Frontier Airlines
22 Mar - 29 Mar Southwest Airlines

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

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