AirHint found the following cheapest return flights from Edmonton (YEG) to Istanbul (IST) in September 2025 (see full year).

Return flights

08 Sep - 17 Sep	WestJet
09 Sep - 25 Sep	WestJet
09 Sep - 16 Sep	WestJet
23 Sep - 18 Oct	WestJet
01 Sep - 27 Sep	WestJet
08 Sep - 04 Oct	WestJet
01 Sep - 04 Sep	WestJet
29 Sep - 09 Oct	Air Transat
25 Sep - 16 Oct	WestJet
08 Sep - 15 Sep	WestJet
01 Sep - 15 Sep	WestJet
29 Sep - 06 Oct	Air Transat
29 Sep - 25 Oct	WestJet
18 Sep - 17 Oct	WestJet
13 Sep - 25 Sep	Air Transat

Also check the deals for one-way flights from Edmonton to Istanbul in September.

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 Edmonton to Istanbul in September from 662€

Return flights