Cheapest return flights from Toronto to Istanbul in October from $758

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

Return flights

21 Oct - 23 Nov WestJet
27 Oct - 22 Nov Lufthansa
29 Oct - 26 Nov Porter Airlines (Canada) Ltd
24 Oct - 23 Nov Air Transat
21 Oct - 15 Nov WestJet
22 Oct - 15 Nov Air Transat
24 Oct - 15 Nov Air Transat
28 Oct - 22 Nov Air Transat
25 Oct - 15 Nov Air Transat
29 Oct - 22 Nov Air Canada
21 Oct - 28 Oct WestJet
22 Oct - 29 Oct Air Transat
21 Oct - 26 Oct WestJet
23 Oct - 30 Oct TAP
22 Oct - 27 Oct Air Transat
23 Oct - 27 Oct TAP
29 Oct - 31 Oct Porter Airlines (Canada) Ltd
25 Oct - 31 Oct Air Transat
27 Oct - 31 Oct WestJet
26 Oct - 31 Oct Air Transat

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

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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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