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

Return flights

25 May - 31 May	Air China
25 May - 25 Jun	Air China
15 May - 31 May	Air China
18 May - 24 May	Air China
01 May - 13 May	Ethiopian Airlines
25 May - 13 Jun	Air France
03 May - 18 May	Air France
29 May - 13 Jun	Air France
25 May - 06 Jun	Air France
08 May - 31 May	Air China
01 May - 15 May	Ethiopian Airlines
11 May - 25 May	Qatar Airways
06 May - 19 May	Qatar Airways
10 May - 23 May	KLM
25 May - 01 Jun	Air China
04 May - 08 Jun	Air China

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

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 May from $1148

Return flights