AirHint found the following cheapest return flights from San Jose (SJC) to Singapore (SIN) in March 2026 (see full year).

Return flights

12 Mar - 01 Apr	Korean Air
30 Mar - 16 Apr	Korean Air
13 Mar - 16 Mar	Korean Air
10 Mar - 14 Apr	EVA Air
02 Mar - 12 Mar	EVA Air
12 Mar - 31 Mar	EVA Air
22 Mar - 28 Mar	EVA Air
18 Mar - 04 Apr	EVA Air
03 Mar - 30 Apr	Qatar Airways
19 Mar - 27 Mar	EVA Air
20 Mar - 29 Mar	Korean Air
27 Mar - 30 Mar	Korean Air
27 Mar - 31 Mar	Qatar Airways
14 Mar - 05 Apr	Korean Air
26 Mar - 05 Apr	EVA Air
13 Mar - 21 Mar	Japan Airlines
20 Mar - 28 Mar	Japan Airlines

Also check the deals for one-way flights from San Jose to Singapore in March.

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 San Jose to Singapore in March from $765

Return flights