AirHint found the following cheapest return flights from Sao Paulo (GRU) to Stockholm (ARN) in September 2025 (see full year).

Return flights

09 Sep - 16 Sep	Finnair
15 Sep - 22 Sep	Finnair
21 Sep - 13 Oct	Air France
18 Sep - 30 Sep	Air France
21 Sep - 12 Oct	Air France
15 Sep - 28 Sep	KLM
08 Sep - 24 Sep	KLM
03 Sep - 17 Sep	Air France
07 Sep - 25 Sep	Finnair
14 Sep - 04 Oct	KLM
13 Sep - 27 Sep	Finnair
12 Sep - 15 Sep	Finnair
08 Sep - 15 Sep	TAP

Also check the deals for one-way flights from Sao Paulo to Stockholm 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 Stockholm in September from 821€

Return flights