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

Return flights

30 Sep - 07 Oct	TAP
14 Sep - 20 Sep	TAP
16 Sep - 14 Oct	TAP
19 Sep - 26 Sep	TAP
28 Sep - 31 Oct	TAP
25 Sep - 01 Oct	TAP
21 Sep - 05 Oct	TAP
25 Sep - 06 Oct	TAP
25 Sep - 03 Oct	TAP
21 Sep - 04 Oct	TAP
15 Sep - 23 Sep	TAP
16 Sep - 30 Sep	Ethiopian Airlines
25 Sep - 30 Sep	Ethiopian Airlines
08 Sep - 24 Sep	Ethiopian Airlines
28 Sep - 04 Oct	TAP
20 Sep - 30 Sep	TAP
20 Sep - 26 Sep	TAP
10 Sep - 14 Sep	TAP
09 Sep - 15 Sep	Ethiopian Airlines
20 Sep - 04 Oct	TAP

Also check the deals for one-way flights from Sao Paulo to Zurich 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 Zurich in September from $748

Return flights