Cheapest return flights from Hong Kong to San Francisco in October from $661

AirHint found the following cheapest return flights from Hong Kong (HKG) to San Francisco (SFO) in October 2025 (see full year).

Return flights

01 Oct - 08 Oct STARLUX Airlines
01 Oct - 14 Oct China Airlines
01 Oct - 22 Oct China Airlines
02 Oct - 18 Oct China Airlines
14 Oct - 21 Oct China Airlines
07 Oct - 13 Oct China Airlines
09 Oct - 28 Oct China Airlines
07 Oct - 07 Nov China Airlines
08 Oct - 08 Nov China Airlines
29 Oct - 03 Nov China Airlines
01 Oct - 18 Oct China Airlines
08 Oct - 15 Oct China Airlines
30 Oct - 06 Nov Air Canada
08 Oct - 22 Nov Air Canada
07 Oct - 22 Nov Air Canada
04 Oct - 13 Oct EVA Air
07 Oct - 07 Nov Cathay Pacific direct
08 Oct - 08 Nov Cathay Pacific direct
29 Oct - 03 Nov Cathay Pacific direct
07 Oct - 22 Nov Cathay Pacific direct

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

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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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