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

Return flights

31 Dec - 18 Jan	FrenchBee
10 Dec - 21 Dec	TAP
10 Dec - 16 Dec	TAP
30 Dec - 08 Jan	FrenchBee
30 Dec - 10 Jan	FrenchBee
31 Dec - 07 Jan	FrenchBee
27 Dec - 13 Jan	Air Transat
13 Dec - 24 Dec	Porter Airlines (Canada) Ltd
10 Dec - 17 Dec	Air Transat
15 Dec - 23 Jan	Porter Airlines (Canada) Ltd
24 Dec - 14 Jan	Porter Airlines (Canada) Ltd
13 Dec - 21 Dec	Porter Airlines (Canada) Ltd
11 Dec - 11 Jan	Air Transat
10 Dec - 30 Dec	Air Transat
14 Dec - 21 Dec	Air Canada
14 Dec - 26 Dec	Air Transat
24 Dec - 30 Dec	Air Transat
24 Dec - 13 Jan	Air Transat
14 Dec - 24 Dec	Porter Airlines (Canada) Ltd
31 Dec - 06 Jan	Air Canada

Also check the deals for one-way flights from Montreal to Istanbul in December.

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 Montreal to Istanbul in December from 725€

Return flights