AirHint found the following cheapest return flights from San Francisco (SFO) to Sydney (SYD) in July 2025 (see full year).

Return flights

29 Jul - 14 Aug	Fiji Airways
29 Jul - 13 Aug	Alaska Airlines
29 Jul - 17 Aug	Alaska Airlines
31 Jul - 13 Aug	Alaska Airlines
29 Jul - 08 Aug	Alaska Airlines
30 Jul - 06 Aug	Hawaiian Airlines
29 Jul - 07 Aug	Fiji Airways
27 Jul - 10 Aug	Fiji Airways
29 Jul - 10 Aug	Fiji Airways
29 Jul - 09 Aug	Fiji Airways
20 Jul - 27 Jul	WestJet
21 Jul - 30 Jul	WestJet
19 Jul - 26 Jul	Philippine Airlines
20 Jul - 26 Jul	Philippine Airlines
20 Jul - 25 Jul	Philippine Airlines
11 Jul - 26 Jul	Cathay Pacific
19 Jul - 27 Jul	Hawaiian Airlines
23 Jul - 26 Jul	Alaska Airlines
16 Jul - 24 Jul	Philippine Airlines
14 Jul - 21 Jul	Cathay Pacific

Also check the deals for one-way flights from San Francisco to Sydney in July.

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 Francisco to Sydney in July from $955

Return flights