Cheapest return flights from Ontario to Sao Paulo in March from $1031

AirHint found the following cheapest return flights from Ontario (ONT) to Sao Paulo (GRU) in March 2026 (see full year).

Return flights

28 Mar - 30 Apr Volaris
27 Mar - 03 Apr Volaris
12 Mar - 21 Mar Avianca
11 Mar - 24 Mar LATAM Airlines Group
21 Mar - 28 Mar Avianca
25 Mar - 16 Apr LATAM Airlines Group
28 Mar - 04 Apr Avianca
20 Mar - 31 Mar LATAM Airlines Group

Also check the deals for one-way flights from Ontario to Sao Paulo in March.

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