Cheapest return flights from Ontario to Istanbul in July from $1296

Best time to book flights for Ontario (ONT) to Istanbul (IST) flights at AirHint

AirHint found the following cheapest return flights from Ontario (ONT) to Istanbul (IST) in July 2025 (see full year).

Return flights

10 Jul - 14 Jul Alaska Airlines
21 Jul - 29 Jul Alaska Airlines
05 Jul - 01 Aug Qatar Airways
11 Jul - 02 Aug Alaska Airlines
14 Jul - 24 Jul British Airways
03 Jul - 17 Jul Qatar Airways
02 Jul - 08 Jul jetBlue
03 Jul - 12 Jul Qatar Airways
08 Jul - 31 Jul British Airways
27 Jul - 31 Jul jetBlue
01 Jul - 31 Jul Alaska Airlines
07 Jul - 27 Jul Alaska Airlines

Also check the deals for one-way flights from Ontario to Istanbul in July.

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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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