Cheapest one-way flights from San Jose to San Diego in January from $8

AirHint found the following cheapest one-way flights from San Jose (SJC) to San Diego (SAN) in January 2026 (see full year).

One-Way flights

13 Jan Alaska Airlines direct
17 Jan Hawaiian Airlines direct
22 Jan Hawaiian Airlines direct
14 Jan Alaska Airlines direct
06 Jan Alaska Airlines direct
12 Jan Alaska Airlines direct
30 Jan Alaska Airlines direct
31 Jan Alaska Airlines direct
09 Jan Alaska Airlines direct
28 Jan Alaska Airlines direct

Also check the deals for return flights from San Jose to San Diego in January.

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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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