Cheapest return flights from Montreal to Istanbul in October from $596

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

Return flights

19 Oct - 08 Nov Air Transat
14 Oct - 08 Nov Air Transat
12 Oct - 16 Nov British Airways
17 Oct - 08 Nov Air Transat
06 Oct - 13 Oct British Airways
16 Oct - 08 Nov Porter Airlines (Canada) Ltd
11 Oct - 15 Nov Air Transat
06 Oct - 10 Oct FrenchBee
20 Oct - 15 Nov British Airways
14 Oct - 06 Nov Porter Airlines (Canada) Ltd
13 Oct - 08 Nov British Airways
15 Oct - 08 Nov British Airways
12 Oct - 22 Oct FrenchBee
19 Oct - 26 Oct British Airways
08 Oct - 19 Oct Air Canada
01 Oct - 08 Oct FrenchBee
03 Oct - 08 Oct FrenchBee
12 Oct - 16 Oct Air Transat
06 Oct - 12 Oct FrenchBee
06 Oct - 09 Oct Air Canada

Also check the deals for one-way flights from Montreal 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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