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

Return flights

25 Sep - 06 Oct	Avianca
12 Sep - 19 Sep	Copa
23 Sep - 30 Sep	Air France
23 Sep - 03 Oct	Air France
22 Sep - 02 Oct	Air France
25 Sep - 02 Oct	Air France
25 Sep - 03 Oct	Air France
25 Sep - 04 Oct	Air France
20 Sep - 25 Sep	Copa
23 Sep - 28 Sep	Air France
13 Sep - 20 Sep	Avianca
14 Sep - 29 Sep	Air France
13 Sep - 04 Oct	Air France

Also check the deals for one-way flights from Sao Paulo to Tunis 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 Tunis in September from 877€

Return flights