Cheapest return flights from Toronto to Istanbul in December from 528€

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

Return flights

07 Dec - 22 Dec Air Transat
30 Dec - 21 Jan Air Transat direct
06 Dec - 27 Jan Air Transat
02 Dec - 09 Dec Air Canada
05 Dec - 27 Jan Air Canada
07 Dec - 27 Jan Lufthansa
04 Dec - 14 Jan Air Transat
10 Dec - 15 Dec Air Canada
08 Dec - 28 Jan Lufthansa
14 Dec - 14 Jan WestJet
04 Dec - 11 Dec Air Canada
08 Dec - 27 Jan Lufthansa
02 Dec - 20 Jan British Airways
02 Dec - 25 Jan Air Transat
07 Dec - 18 Dec Air Canada
05 Dec - 11 Dec Lufthansa
07 Dec - 11 Dec Air Transat
02 Dec - 11 Dec Air Transat
07 Dec - 14 Dec Flair Airlines
01 Dec - 09 Dec British Airways

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

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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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