Cheapest return flights from Ottawa to Istanbul in December from $800

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

Return flights

08 Dec - 15 Dec Porter Airlines (Canada) Ltd
19 Dec - 10 Jan Porter Airlines (Canada) Ltd
26 Dec - 03 Jan WestJet
27 Dec - 03 Jan WestJet
19 Dec - 03 Jan Porter Airlines (Canada) Ltd

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

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