AirHint found the following cheapest one-way flights from Sao Paulo (GRU) to Seoul (GMP) in October 2025 (see full year).

One-Way flights

20 Oct	Japan Airlines
27 Oct	LATAM Airlines Group
26 Oct	LATAM Airlines Group
25 Oct	LATAM Airlines Group
21 Oct	LATAM Airlines Group
13 Oct	Air China
17 Oct	LATAM Airlines Group
23 Oct	Iberia
10 Oct	Air China
11 Oct	United

Also check the deals for return flights from Sao Paulo to Seoul in October.

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 one-way flights from Sao Paulo to Seoul in October from $695

One-Way flights