AirHint found the following cheapest one-way flights from Montreal (YUL) to Sao Paulo (GRU) in September 2026 (see full year).
One-Way flights
| 11 Sep | Arajet | ||
| 04 Sep | Arajet | ||
| 03 Sep | Copa | ||
| 07 Sep | Arajet | ||
| 13 Sep | Delta | ||
| 08 Sep | Delta | ||
| 10 Sep | Delta | ||
| 18 Sep | Avianca | ||
| 18 Sep | Air Canada | direct | |
| 13 Sep | Air Canada | direct |
Also check the deals for return flights from Montreal to Sao Paulo in September.
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