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

Return flights

15 Dec - 15 Jan	Air France
23 Dec - 07 Jan	KLM
17 Dec - 27 Dec	British Airways
26 Dec - 09 Jan	British Airways
05 Dec - 10 Dec	British Airways
05 Dec - 05 Jan	LOT
25 Dec - 05 Jan	KLM
02 Dec - 02 Jan	LOT
17 Dec - 23 Dec	British Airways
11 Dec - 23 Dec	British Airways
04 Dec - 01 Jan	KLM
10 Dec - 17 Dec	LOT
16 Dec - 03 Jan	LOT
23 Dec - 03 Jan	LOT
19 Dec - 03 Jan	Icelandair
14 Dec - 24 Dec	Lufthansa
17 Dec - 23 Dec	Turkish Airlines	direct
11 Dec - 23 Dec	Turkish Airlines	direct
14 Dec - 21 Dec	Lufthansa
15 Dec - 17 Dec	Icelandair

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.

Book a cheap hotel in Toronto

Cheap car rent in Toronto

Cheapest return flights from Istanbul to Toronto in December from 380€

Return flights