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

Return flights

16 Sep - 21 Sep	United
23 Sep - 26 Oct	United
16 Sep - 23 Oct	United
21 Sep - 05 Oct	United
30 Sep - 14 Oct	United
30 Sep - 13 Oct	United
20 Sep - 06 Oct	United
23 Sep - 06 Oct	United
20 Sep - 05 Oct	United
28 Sep - 05 Oct	United
22 Sep - 08 Oct	United
03 Sep - 17 Sep	United
03 Sep - 10 Sep	United
10 Sep - 22 Sep	United
10 Sep - 23 Sep	United
10 Sep - 17 Sep	United
15 Sep - 20 Sep	Avianca
09 Sep - 16 Sep	United
01 Sep - 10 Sep	United
01 Sep - 15 Sep	United

Also check the deals for one-way flights from Sao Paulo to Frankfurt 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 Frankfurt in September from 777€

Return flights