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

Return flights

26 Jan - 02 Feb	Aer Lingus
31 Jan - 21 Feb	Aer Lingus
30 Jan - 13 Feb	Aer Lingus
26 Jan - 17 Feb	Aer Lingus
11 Jan - 31 Jan	Aer Lingus
30 Jan - 06 Feb	Aer Lingus
19 Jan - 06 Feb	Aer Lingus
25 Jan - 03 Feb	Aer Lingus
20 Jan - 31 Jan	Aer Lingus
25 Jan - 11 Feb	Aer Lingus
26 Jan - 11 Feb	Aer Lingus
30 Jan - 11 Feb	Aer Lingus
07 Jan - 15 Jan	TAP
12 Jan - 18 Jan	Air Canada
12 Jan - 19 Jan	Aer Lingus
13 Jan - 19 Jan	Aer Lingus
13 Jan - 21 Jan	Aer Lingus
06 Jan - 28 Jan	TAP
09 Jan - 30 Jan	Air Transat
20 Jan - 30 Jan	Aer Lingus

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

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 January from 543€

Return flights