Cheapest return flights from Chicago to San Jose in April from 322€

Best time to book flights for Chicago (MDW) to San Jose (SJO) flights at AirHint

AirHint found the following cheapest return flights from Chicago (MDW) to San Jose (SJO) in April 2025 (see full year).

Return flights

01 Apr - 07 Apr Frontier Airlines
01 Apr - 08 Apr Frontier Airlines
01 Apr - 06 Apr Frontier Airlines
03 Apr - 07 Apr Frontier Airlines
09 Apr - 13 Apr Frontier Airlines
23 Apr - 07 May Southwest Airlines
16 Apr - 23 Apr Southwest Airlines
13 Apr - 28 Apr Frontier Airlines
14 Apr - 21 Apr Frontier Airlines
10 Apr - 16 Apr Frontier Airlines
13 Apr - 20 Apr Frontier Airlines

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

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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