Cheapest return flights from Toronto to Istanbul in December from $726

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

Return flights

05 Dec - 26 Jan Porter Airlines (Canada) Ltd
07 Dec - 26 Jan Air Transat
03 Dec - 26 Jan Air Transat
04 Dec - 26 Jan Porter Airlines (Canada) Ltd
03 Dec - 19 Dec Porter Airlines (Canada) Ltd
04 Dec - 13 Dec Air Canada
06 Dec - 26 Jan Porter Airlines (Canada) Ltd
07 Dec - 25 Jan Air Transat
02 Dec - 30 Jan Porter Airlines (Canada) Ltd
02 Dec - 26 Jan Air Canada
05 Dec - 11 Jan Porter Airlines (Canada) Ltd
03 Dec - 14 Dec Porter Airlines (Canada) Ltd
03 Dec - 25 Dec Air Transat
07 Dec - 28 Jan Air Transat
10 Dec - 17 Dec Porter Airlines (Canada) Ltd
06 Dec - 27 Dec Porter Airlines (Canada) Ltd
07 Dec - 10 Dec Porter Airlines (Canada) Ltd
05 Dec - 27 Dec Porter Airlines (Canada) Ltd
07 Dec - 27 Dec Porter Airlines (Canada) Ltd
01 Dec - 13 Dec Porter Airlines (Canada) Ltd

Also check the deals for one-way flights from Toronto to Istanbul 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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