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

Return flights

18 Sep - 09 Oct	Virgin Atlantic
10 Sep - 30 Sep	Turkish Airlines
15 Sep - 18 Sep	Air France
26 Sep - 26 Oct	Air France
06 Sep - 11 Sep	Air France
06 Sep - 23 Sep	Air France
27 Sep - 30 Sep	KLM
25 Sep - 30 Sep	KLM
20 Sep - 30 Sep	KLM
15 Sep - 30 Sep	Ethiopian Airlines
23 Sep - 28 Sep	KLM
15 Sep - 19 Sep	Ethiopian Airlines

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

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Cheapest return flights from Mumbai to Sao Paulo in September from 1026€

Return flights