Cheapest return flights from Toronto to Istanbul in October from $635

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 October 2025 (see full year).

Return flights

01 Oct - 08 Oct Air Transat
01 Oct - 13 Oct Air Transat
06 Oct - 13 Oct Air Transat
08 Oct - 15 Oct Air Transat
01 Oct - 15 Oct Air Transat
06 Oct - 16 Oct Air Transat
01 Oct - 20 Oct British Airways
01 Oct - 16 Nov British Airways
14 Oct - 21 Oct British Airways
05 Oct - 15 Oct Air Transat
01 Oct - 10 Oct Air Transat
09 Oct - 03 Nov British Airways
16 Oct - 14 Nov British Airways
22 Oct - 05 Nov LOT
21 Oct - 04 Nov British Airways
16 Oct - 14 Nov Turkish Airlines direct
01 Oct - 16 Nov Turkish Airlines direct

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

Skyscanner

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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