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

Return flights

16 Mar - 23 Mar	Frontier Airlines
13 Mar - 19 Apr	Alaska Airlines
25 Mar - 12 Apr	Korean Air
25 Mar - 01 Apr	Korean Air
24 Mar - 12 Apr	Korean Air
20 Mar - 25 Mar	Korean Air
27 Mar - 05 Apr	Korean Air
22 Mar - 29 Mar	Qatar Airways
08 Mar - 29 Mar	Qatar Airways
19 Mar - 29 Mar	Qatar Airways
18 Mar - 29 Mar	Qatar Airways
20 Mar - 27 Mar	Korean Air
20 Mar - 29 Mar	Qatar Airways
03 Mar - 07 Mar	Qantas
22 Mar - 28 Mar	Qatar Airways
13 Mar - 02 Apr	Qatar Airways
27 Mar - 03 Apr	Qatar Airways
22 Mar - 04 Apr	Qatar Airways
25 Mar - 04 Apr	Qatar Airways
28 Mar - 05 Apr	Qatar Airways

Also check the deals for one-way flights from San Jose to Sydney 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 Sydney in March from $937

Return flights