Cheapest one-way flights from Chicago to San Jose in October from 108€

AirHint found the following cheapest one-way flights from Chicago (ORD) to San Jose (SJO) in October 2025 (see full year).

One-Way flights

30 Oct Spirit Airlines
25 Oct Spirit Airlines
27 Oct Spirit Airlines
31 Oct Spirit Airlines
21 Oct Spirit Airlines
26 Oct Spirit Airlines
18 Oct Spirit Airlines
20 Oct Spirit Airlines
16 Oct Delta
17 Oct United

Also check the deals for return flights from Chicago to San Jose in October.

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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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