AirHint found the following cheapest return flights from St.-denis (RUN) to Montreal (YUL) in May 2026 (see full year).
Return flights
| 28 May - 06 Jun | FrenchBee | ||
| 30 May - 06 Jun | FrenchBee | ||
| 31 May - 28 Jun | FrenchBee | ||
| 30 May - 28 Jun | FrenchBee | ||
| 31 May - 30 Jun | FrenchBee | ||
| 10 May - 24 May | Air France | ||
| 31 May - 29 Jun | Air France |
Also check the deals for one-way flights from St.-denis to Montreal in May.
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