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

Return flights

02 Dec - 09 Dec	Air Canada
04 Dec - 11 Dec	Air Canada
06 Dec - 27 Jan	Air Transat
07 Dec - 22 Dec	Air Canada
02 Dec - 25 Jan	Air Transat
02 Dec - 23 Jan	Air Transat
31 Dec - 24 Jan	WestJet
04 Dec - 14 Jan	Air Transat
02 Dec - 13 Jan	Air Transat
07 Dec - 17 Jan	Flair Airlines
08 Dec - 28 Jan	TAP
02 Dec - 12 Jan	Air Transat
07 Dec - 18 Dec	Air Canada
02 Dec - 15 Jan	Air Transat
10 Dec - 15 Dec	Lufthansa
07 Dec - 12 Dec	Air Transat
06 Dec - 10 Dec	Air Transat
07 Dec - 11 Dec	Air Transat
07 Dec - 13 Dec	Flair Airlines
06 Dec - 13 Dec	Air Transat

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

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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Cheapest return flights from Toronto to Istanbul in December from 592€

Return flights