AirHint found the following cheapest return flights from Newark (EWR) to San Jose (SJO) in October 2025 (see full year).

Return flights

02 Oct - 09 Oct	United	direct
06 Oct - 13 Oct	United	direct
01 Oct - 08 Oct	United	direct
01 Oct - 05 Oct	United	direct
01 Oct - 15 Oct	United	direct
02 Oct - 16 Oct	United	direct
02 Oct - 07 Oct	United	direct
28 Oct - 04 Nov	United	direct
29 Oct - 05 Nov	United	direct
28 Oct - 11 Nov	United	direct
29 Oct - 12 Nov	United	direct
08 Oct - 15 Oct	United
08 Oct - 13 Oct	United
08 Oct - 22 Oct	United
26 Oct - 02 Nov	United	direct
27 Oct - 03 Nov	United	direct
27 Oct - 10 Nov	United	direct
25 Oct - 01 Nov	United
22 Oct - 05 Nov	United
30 Oct - 06 Nov	United	direct

Also check the deals for one-way flights from Newark to San Jose in October.

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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Cheapest return flights from Newark to San Jose in October from 206€

Return flights