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

Return flights

05 Dec - 18 Jan	Condor
07 Dec - 12 Dec	Condor
12 Dec - 09 Jan	Air Transat
14 Dec - 22 Dec	Condor
07 Dec - 14 Dec	Flair Airlines
27 Dec - 18 Jan	Condor
12 Dec - 17 Jan	Condor
06 Dec - 31 Dec	Flair Airlines
01 Dec - 15 Dec	Turkish Airlines
04 Dec - 26 Dec	Turkish Airlines
07 Dec - 17 Jan	Lufthansa
07 Dec - 29 Jan	Lufthansa
05 Dec - 05 Jan	Condor
07 Dec - 24 Dec	Turkish Airlines
31 Dec - 21 Jan	Turkish Airlines
29 Dec - 05 Jan	TAP
08 Dec - 13 Jan	Qatar Airways
23 Dec - 29 Dec	Porter Airlines (Canada) Ltd
21 Dec - 29 Dec	Air Transat
09 Dec - 31 Dec	Qatar Airways

Also check the deals for one-way flights from Toronto to Tehran 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 Tehran in December from 918€

Return flights