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

Return flights

11 May - 20 May	WestJet
20 May - 10 Jun	WestJet
04 May - 11 May	WestJet
20 May - 16 Jun	WestJet
14 May - 19 May	WestJet
11 May - 18 May	WestJet
06 May - 05 Jun	WestJet
13 May - 20 May	WestJet
10 May - 20 May	WestJet
11 May - 05 Jun	WestJet
12 May - 19 May	WestJet
12 May - 26 May	WestJet
20 May - 18 Jun	WestJet
05 May - 19 May	WestJet
16 May - 08 Jun	WestJet
06 May - 27 May	WestJet
20 May - 04 Jun	WestJet
24 May - 14 Jun	WestJet
16 May - 07 Jun	WestJet
25 May - 02 Jun	WestJet

Also check the deals for one-way flights from Toronto to Istanbul 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 Istanbul in May from $638

Return flights