AirHint found the following cheapest return flights from Beijing (PEK) to Bangkok (BKK) in September 2026 (see full year).
Return flights
| 25 Sep - 02 Oct | Vietnam Airlines | ||
| 25 Sep - 02 Oct | Thai Airways | direct | |
| 26 Sep - 06 Oct | Thai Airways | direct | |
| 25 Sep - 07 Oct | Thai Airways | direct |
Also check the deals for one-way flights from Beijing to Bangkok in September.
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