Cheapest return flights from Toronto to Istanbul in September from $603

Best time to book flights for Toronto (YYZ) to Istanbul (IST) flights at AirHint

AirHint found the following cheapest return flights from Toronto (YYZ) to Istanbul (IST) in September 2025 (see full year).

Return flights

30 Sep - 14 Oct Air Transat
18 Sep - 30 Sep Air Transat
19 Sep - 24 Sep Air Transat
21 Sep - 30 Sep Air Transat
23 Sep - 30 Sep Air Transat
16 Sep - 23 Sep Air Transat
16 Sep - 30 Sep Air Transat
28 Sep - 09 Oct Air Transat
08 Sep - 16 Sep Air Transat
22 Sep - 08 Oct Air Transat
07 Sep - 16 Sep Air Transat
02 Sep - 16 Sep Air Transat
16 Sep - 01 Oct Air Transat
18 Sep - 07 Oct Air Transat
22 Sep - 07 Oct Air Transat
24 Sep - 28 Sep Air Transat
30 Sep - 12 Oct Air Transat
22 Sep - 01 Oct Air Transat
23 Sep - 07 Oct Air Transat
16 Sep - 07 Oct Air Transat

Also check the deals for one-way flights from Toronto to Istanbul in September.

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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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