Cheapest return flights from Boston to Sao Paulo in October from $476

Best time to book flights for Boston (BOS) to Sao Paulo (GRU) flights at AirHint

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

Return flights

11 Oct - 22 Oct GOL Linhas Aéreas
12 Oct - 22 Oct Avianca
30 Oct - 06 Nov Avianca
23 Oct - 30 Oct Copa
23 Oct - 30 Oct LATAM Airlines Group direct
30 Oct - 06 Nov LATAM Airlines Group direct
12 Oct - 22 Oct LATAM Airlines Group direct
11 Oct - 22 Oct LATAM Airlines Group direct
02 Oct - 11 Oct Delta direct

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

Skyscanner

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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