AirHint found the following cheapest return flights from Ottawa (YOW) to Istanbul (IST) in November 2025 (see full year).
Return flights
| 21 Nov - 13 Dec | WestJet | ||
| 16 Nov - 23 Nov | Air Canada | ||
| 28 Nov - 20 Dec | Porter Airlines (Canada) Ltd | ||
| 01 Nov - 08 Nov | LOT |
Also check the deals for one-way flights from Ottawa to Istanbul in November.
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