AirHint found the following cheapest return flights from St.-denis (RUN) to Montreal (YUL) in September 2026 (see full year).
Return flights
| 01 Sep - 29 Sep | Air France | ||
| 02 Sep - 30 Sep | Air France | ||
| 03 Sep - 01 Oct | Air France |
Also check the deals for one-way flights from St.-denis to Montreal in September.
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