Cheapest one-way flights from Montreal to Cartagena in August from $221

AirHint found the following cheapest one-way flights from Montreal (YUL) to Cartagena (CTG) in August 2026 (see full year).

One-Way flights

13 Aug Avianca
13 Aug Air Transat direct
10 Aug Copa

Also check the deals for return flights from Montreal to Cartagena in August.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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