AirHint found the following cheapest return flights from Sao Paulo (GRU) to Bangkok (BKK) in August 2025 (see full year).

Return flights

11 Aug - 10 Sep	Japan Airlines
11 Aug - 23 Aug	Japan Airlines
25 Aug - 08 Sep	Ethiopian Airlines
27 Aug - 03 Sep	Ethiopian Airlines
21 Aug - 07 Sep	Air France
29 Aug - 08 Sep	Ethiopian Airlines
21 Aug - 05 Sep	Ethiopian Airlines
12 Aug - 19 Aug	LATAM Airlines Group
01 Aug - 30 Aug	LATAM Airlines Group
19 Aug - 18 Sep	Air France
16 Aug - 04 Sep	Ethiopian Airlines
17 Aug - 24 Aug	Turkish Airlines
31 Aug - 07 Sep	LATAM Airlines Group
19 Aug - 09 Sep	Air France
25 Aug - 31 Aug	Ethiopian Airlines
20 Aug - 27 Aug	Ethiopian Airlines
13 Aug - 18 Aug	Turkish Airlines
18 Aug - 24 Aug	Turkish Airlines
13 Aug - 21 Aug	Turkish Airlines
13 Aug - 27 Aug	Turkish Airlines

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

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 August from 878€

Return flights