AirHint found the following cheapest return flights from San Jose (SJC) to Sao Paulo (GRU) in August 2025 (see full year).

Return flights

29 Aug - 01 Sep	Spirit Airlines
22 Aug - 27 Aug	Copa
25 Aug - 04 Sep	Copa
29 Aug - 08 Sep	Copa
31 Aug - 10 Sep	Copa
31 Aug - 06 Sep	Copa
27 Aug - 06 Sep	Copa
21 Aug - 31 Aug	Copa
20 Aug - 27 Aug	Copa
21 Aug - 28 Aug	Copa
21 Aug - 11 Sep	Copa
23 Aug - 02 Sep	Aeromexico
19 Aug - 29 Aug	Aeromexico

Also check the deals for one-way flights from San Jose to Sao Paulo in August.

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 San Jose to Sao Paulo in August from $945

Return flights