AirHint found the following cheapest return flights from Sao Paulo (GRU) to Bangkok (BKK) in September 2026 (see full year).

Return flights

01 Sep - 15 Sep	Japan Airlines
07 Sep - 17 Sep	Air China
01 Sep - 09 Sep	Air China
01 Sep - 17 Sep	Air China
01 Sep - 10 Sep	Air China
01 Sep - 14 Sep	Air China
01 Sep - 16 Sep	Air China
01 Sep - 13 Sep	Air China
01 Sep - 19 Sep	Air China
01 Sep - 07 Sep	Air China
29 Sep - 11 Oct	Air China
21 Sep - 01 Oct	Air France
15 Sep - 14 Oct	Air France
24 Sep - 05 Oct	Air France
28 Sep - 12 Oct	Air France
25 Sep - 20 Oct	Air France
20 Sep - 25 Oct	Qatar Airways
19 Sep - 12 Oct	Turkish Airlines
19 Sep - 11 Oct	Turkish Airlines
01 Sep - 06 Oct	Turkish Airlines

Also check the deals for one-way flights from Sao Paulo to Bangkok 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.

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Cheapest return flights from Sao Paulo to Bangkok in September from 907€

Return flights