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

Return flights

13 Oct - 20 Oct	WestJet
06 Oct - 13 Oct	WestJet
07 Oct - 14 Oct	WestJet
04 Oct - 11 Oct	WestJet
12 Oct - 19 Oct	WestJet
05 Oct - 12 Oct	WestJet
10 Oct - 17 Oct	WestJet
01 Oct - 08 Oct	WestJet
11 Oct - 18 Oct	WestJet
02 Oct - 09 Oct	WestJet
29 Oct - 23 Nov	Flair Airlines
14 Oct - 04 Nov	Air Transat
22 Oct - 24 Nov	Qatar Airways

Also check the deals for one-way flights from Toronto to Tehran in October.

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 October from $872

Return flights