AirHint found the following cheapest return flights from San Francisco (SFO) to Beijing (PEK) in September 2026 (see full year).
Return flights
| 15 Sep - 22 Sep | Korean Air | ||
| 15 Sep - 29 Sep | Korean Air | ||
| 07 Sep - 17 Sep | Asiana Airlines | ||
| 15 Sep - 22 Sep | United | direct | |
| 07 Sep - 17 Sep | United | direct |
Also check the deals for one-way flights from San Francisco to Beijing in September.
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