AirHint found the following cheapest return flights from Sao Paulo (GRU) to Singapore (SIN) in October 2025 (see full year).

Return flights

01 Oct - 14 Oct	Air France
22 Oct - 18 Nov	British Airways
21 Oct - 18 Nov	Air France
01 Oct - 15 Oct	Air France
04 Oct - 19 Oct	Air France
25 Oct - 05 Nov	Air France
04 Oct - 24 Oct	Air France
01 Oct - 08 Oct	Ethiopian Airlines
09 Oct - 15 Oct	Ethiopian Airlines
02 Oct - 07 Oct	Air France
01 Oct - 31 Oct	Air France
31 Oct - 03 Nov	Air China
05 Oct - 02 Nov	Air France

Also check the deals for one-way flights from Sao Paulo to Singapore in October.

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 Singapore in October from 1076€

Return flights