Cheapest return flights from Ontario to Sao Paulo in March from $851

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

Return flights

01 Mar - 10 Mar Volaris
09 Mar - 17 Mar Volaris
07 Mar - 28 Mar Volaris
25 Mar - 28 Mar Volaris
10 Mar - 17 Mar Volaris
13 Mar - 20 Mar Volaris
05 Mar - 12 Mar Volaris
02 Mar - 15 Mar Volaris
14 Mar - 28 Mar Volaris
04 Mar - 08 Mar Volaris
25 Mar - 03 Apr LATAM Airlines Group

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

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