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

Return flights

31 Dec - 30 Jan	WestJet
31 Dec - 28 Jan	WestJet
28 Dec - 28 Jan	WestJet
31 Dec - 31 Jan	WestJet
30 Dec - 29 Jan	Scandinavian Airlines
31 Dec - 21 Jan	WestJet
31 Dec - 17 Jan	WestJet
31 Dec - 27 Jan	WestJet
28 Dec - 30 Jan	WestJet
30 Dec - 28 Jan	Scandinavian Airlines
17 Dec - 23 Dec	WestJet
24 Dec - 29 Dec	WestJet
23 Dec - 30 Dec	Turkish Airlines
24 Dec - 31 Dec	WestJet
17 Dec - 25 Dec	WestJet
17 Dec - 24 Dec	WestJet
21 Dec - 28 Dec	WestJet
19 Dec - 26 Dec	Emirates
20 Dec - 31 Dec	Air Transat
17 Dec - 31 Dec	Air Transat

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 $943

Return flights