Cheapest return flights from San Francisco to Sydney in September from 658€
AirHint found the following cheapest return flights from San Francisco (SFO) to Sydney (SYD)
in September 2025 (see full year ).
Return flights
24 Sep
- 15 Oct
Hawaiian Airlines
658 €
09 Sep
- 21 Sep
Hawaiian Airlines
693 €
08 Sep
- 21 Sep
Alaska Airlines
755 €
16 Sep
- 23 Sep
Air Canada
758 €
25 Sep
- 12 Oct
Hawaiian Airlines
772 €
02 Sep
- 09 Sep
Hawaiian Airlines
782 €
10 Sep
- 21 Sep
Hawaiian Airlines
804 €
08 Sep
- 15 Sep
Philippine Airlines
813 €
01 Sep
- 09 Sep
Philippine Airlines
813 €
04 Sep
- 15 Sep
Philippine Airlines
813 €
22 Sep
- 07 Oct
Philippine Airlines
818 €
10 Sep
- 22 Sep
Air Canada
849 €
01 Sep
- 20 Sep
Air Canada
849 €
17 Sep
- 04 Oct
Air Canada
849 €
19 Sep
- 10 Oct
Air Canada
852 €
19 Sep
- 04 Oct
Air Canada
853 €
26 Sep
- 12 Oct
Hawaiian Airlines
885 €
30 Sep
- 07 Oct
Philippine Airlines
944 €
21 Sep
- 01 Oct
United
1017 €
direct
30 Sep
- 07 Oct
United
1020 €
direct
Also check the deals for one-way flights from San Francisco to Sydney in September .
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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