Cheapest one-way flights from Hong Kong to San Francisco in September from $414
AirHint found the following cheapest one-way flights from Hong Kong (HKG) to San Francisco (SFO) in September 2025 (see full year).
One-Way flights
| 20 Sep | STARLUX Airlines | ||
| 27 Sep | STARLUX Airlines | ||
| 15 Sep | STARLUX Airlines | ||
| 27 Sep | Cathay Pacific | direct | |
| 15 Sep | Cathay Pacific | direct | |
| 19 Sep | United | direct | |
| 04 Sep | Delta | ||
| 20 Sep | Cathay Pacific | direct |
Also check the deals for return flights from Hong Kong to San Francisco 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.
