AirHint found the following cheapest return flights from Montreal (YUL) to Cartagena (CTG) in September 2026 (see full year).
Return flights
| 02 Sep - 09 Sep | Avianca | ||
| 04 Sep - 11 Sep | Avianca | ||
| 02 Sep - 14 Sep | Avianca | ||
| 10 Sep - 17 Sep | Air Transat | direct | |
| 05 Sep - 12 Sep | Copa |
Also check the deals for one-way flights from Montreal to Cartagena in September.
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