AirHint found the following cheapest return flights from Toronto (YYZ) to Tehran (IKA) in May 2026 (see full year).

Return flights

05 May - 14 Jun	WestJet
07 May - 04 Jun	Air Transat
05 May - 13 Jun	Air Transat
05 May - 12 Jun	Air Transat
07 May - 12 Jun	Air Transat
12 May - 31 May	Air Transat
01 May - 20 May	WestJet
13 May - 31 May	Air Transat
01 May - 16 May	Air Transat
06 May - 12 Jun	TAP
01 May - 22 May	Qatar Airways

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

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 May from 751€

Return flights