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

Return flights

24 Sep - 13 Oct	TAP
03 Sep - 21 Sep	TAP
20 Sep - 07 Oct	TAP
05 Sep - 26 Sep	TAP
10 Sep - 28 Sep	Air France
08 Sep - 29 Sep	TAP
02 Sep - 15 Sep	TAP
14 Sep - 26 Sep	TAP
16 Sep - 23 Sep	TAP
11 Sep - 22 Sep	TAP
18 Sep - 25 Sep	TAP
08 Sep - 20 Sep	TAP
09 Sep - 07 Oct	TAP
11 Sep - 09 Oct	TAP
12 Sep - 05 Oct	TAP
19 Sep - 05 Oct	TAP
02 Sep - 02 Oct	TAP
08 Sep - 07 Oct	Air France
03 Sep - 07 Oct	Air France
03 Sep - 06 Oct	Air Europa

Also check the deals for one-way flights from Frankfurt to Sao Paulo 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 Frankfurt to Sao Paulo in September from 580€

Return flights