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

Return flights

07 Oct - 16 Oct	WestJet
21 Oct - 18 Nov	WestJet
19 Oct - 12 Nov	Air Transat
11 Oct - 10 Nov	Air Transat
07 Oct - 14 Oct	WestJet
07 Oct - 21 Oct	WestJet
07 Oct - 24 Nov	WestJet
11 Oct - 09 Nov	Air Transat
11 Oct - 11 Nov	Air Transat
13 Oct - 22 Oct	WestJet
11 Oct - 06 Nov	Air Transat
11 Oct - 07 Nov	Air Transat
12 Oct - 21 Oct	WestJet
12 Oct - 22 Nov	Air Transat
14 Oct - 21 Oct	Porter Airlines (Canada) Ltd
11 Oct - 08 Nov	Air Transat
08 Oct - 17 Oct	WestJet
13 Oct - 20 Oct	WestJet
15 Oct - 22 Oct	WestJet
06 Oct - 13 Oct	WestJet

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 771€

Return flights