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

Return flights

10 Sep - 24 Sep	TAP
02 Sep - 05 Oct	Air France
11 Sep - 24 Sep	TAP
11 Sep - 28 Sep	TAP
09 Sep - 09 Oct	TAP
17 Sep - 23 Oct	Air France
16 Sep - 22 Oct	Air France
14 Sep - 21 Sep	Iberia
03 Sep - 14 Sep	Delta
06 Sep - 14 Sep	Delta
04 Sep - 14 Sep	Delta
05 Sep - 20 Sep	Delta
03 Sep - 24 Sep	Delta
15 Sep - 22 Sep	Delta
15 Sep - 15 Oct	Delta
24 Sep - 22 Oct	Delta
24 Sep - 15 Oct	Delta
22 Sep - 19 Oct	Delta
26 Sep - 08 Oct	Delta
27 Sep - 18 Oct	Delta

Also check the deals for one-way flights from Barcelona 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.

Book a cheap hotel in Sao Paulo

Cheap car rent in Sao Paulo

Cheapest return flights from Barcelona to Sao Paulo in September from $615

Return flights