AirHint found the following cheapest return flights from Istanbul (IST) to Toronto (YYZ) in December 2026 (see full year).

Return flights

11 Dec - 23 Dec	KLM
04 Dec - 04 Jan	Air Canada
22 Dec - 04 Jan	Lufthansa
04 Dec - 05 Jan	Lufthansa
22 Dec - 03 Jan	Lufthansa
22 Dec - 05 Jan	Lufthansa
18 Dec - 04 Jan	Lufthansa
18 Dec - 05 Jan	Lufthansa
19 Dec - 05 Jan	Lufthansa
20 Dec - 27 Dec	KLM
22 Dec - 02 Jan	Air Canada
04 Dec - 05 Jan	Air Transat	direct
19 Dec - 26 Dec	KLM
20 Dec - 27 Dec	Turkish Airlines	direct
11 Dec - 23 Dec	Turkish Airlines	direct

Also check the deals for one-way flights from Istanbul to Toronto 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 Istanbul to Toronto in December from 541€

Return flights