Cheapest return flights from Ottawa to Buenos Aires in December from $878

AirHint found the following cheapest return flights from Ottawa (YOW) to Buenos Aires (EZE) in December 2025 (see full year).

Return flights

04 Dec - 11 Dec Porter Airlines (Canada) Ltd
07 Dec - 15 Dec Porter Airlines (Canada) Ltd

Also check the deals for one-way flights from Ottawa to Buenos Aires in December.

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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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