AirHint found the following cheapest return flights from Toronto (YYZ) to Istanbul (IST) in April 2026 (see full year).

Return flights

14 Apr - 26 Apr	Air Transat	direct
05 Apr - 21 Apr	British Airways
01 Apr - 07 Apr	British Airways
22 Apr - 29 Apr	British Airways
13 Apr - 25 Apr	British Airways
05 Apr - 25 Apr	British Airways
02 Apr - 25 Apr	Air Canada
04 Apr - 25 Apr	Air Canada
08 Apr - 18 Apr	British Airways
09 Apr - 19 Apr	British Airways
18 Apr - 09 May	Air Canada

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

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 Toronto to Istanbul in April from $688

Return flights