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

Return flights

20 May - 15 Jun	KLM
20 May - 30 May	KLM
25 May - 15 Jun	Air France
11 May - 23 May	Air China
22 May - 21 Jun	Air China
05 May - 25 May	Air China
05 May - 26 May	Air France
06 May - 27 May	Air France
01 May - 23 May	Air China
04 May - 11 May	Air China
11 May - 29 May	Turkish Airlines
31 May - 28 Jun	Turkish Airlines
18 May - 08 Jun	Air France
01 May - 14 May	Air China
04 May - 14 May	Air China

Also check the deals for one-way flights from Sao Paulo to Seoul 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 Seoul in May from $1233

Return flights