Cheapest return flights from Hong Kong to San Francisco in August from $705

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

Return flights

29 Aug - 14 Sep Philippine Airlines
22 Aug - 29 Aug Philippine Airlines
26 Aug - 30 Aug Philippine Airlines
16 Aug - 23 Aug Philippine Airlines
18 Aug - 27 Aug Philippine Airlines
14 Aug - 15 Sep STARLUX Airlines
15 Aug - 14 Sep STARLUX Airlines
14 Aug - 25 Aug STARLUX Airlines
14 Aug - 21 Aug STARLUX Airlines
25 Aug - 30 Sep STARLUX Airlines
13 Aug - 24 Aug Philippine Airlines
15 Aug - 29 Aug Philippine Airlines
15 Aug - 25 Aug Philippine Airlines
13 Aug - 13 Sep Philippine Airlines
14 Aug - 14 Sep Philippine Airlines
15 Aug - 15 Sep Philippine Airlines
13 Aug - 14 Sep Philippine Airlines
05 Aug - 12 Aug United
17 Aug - 21 Sep China Airlines
03 Aug - 02 Sep United

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

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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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