Cheapest one-way flights from San Jose to Singapore in January from $412

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

One-Way flights

19 Jan Japan Airlines
28 Jan Japan Airlines
27 Jan Japan Airlines
14 Jan Japan Airlines
21 Jan Japan Airlines
20 Jan Japan Airlines
23 Jan Korean Air
29 Jan Korean Air
30 Jan Korean Air
15 Jan Korean Air

Also check the deals for return flights from San Jose to Singapore 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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