Cheapest return HKG–SFO flights, September

AirHint found the following cheapest return flights from Hong Kong (HKG) to San Francisco (SFO) in September 2026 (see full year).

Return flights

01 Sep - 10 Sep HK Express
04 Sep - 19 Sep HK Express
10 Sep - 27 Sep China Airlines
15 Sep - 17 Sep China Airlines
16 Sep - 01 Oct China Airlines
11 Sep - 19 Sep China Airlines
26 Sep - 01 Oct China Airlines
27 Sep - 01 Oct China Airlines
25 Sep - 07 Oct China Airlines
30 Sep - 08 Oct China Airlines
06 Sep - 04 Oct China Airlines
16 Sep - 15 Oct China Airlines
17 Sep - 15 Oct China Airlines
25 Sep - 06 Oct STARLUX Airlines
10 Sep - 27 Sep Cathay Pacific direct
15 Sep - 17 Sep Cathay Pacific direct
01 Sep - 10 Sep Cathay Pacific direct
16 Sep - 01 Oct Cathay Pacific direct
02 Sep - 17 Sep Cathay Pacific direct
09 Sep - 23 Sep Delta

Also check the deals for one-way flights from Hong Kong to San Francisco in September.

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