AirHint found the following cheapest return flights from Columbus (CMH) to Istanbul (SAW) in September 2025 (see full year).

Return flights

24 Sep - 01 Oct	Spirit Airlines
24 Sep - 14 Oct	Spirit Airlines
22 Sep - 13 Oct	Allegiant Air
16 Sep - 01 Oct	Spirit Airlines
22 Sep - 29 Sep	Allegiant Air
16 Sep - 23 Sep	Spirit Airlines
22 Sep - 14 Oct	Allegiant Air
22 Sep - 03 Oct	Allegiant Air
23 Sep - 14 Oct	Spirit Airlines
22 Sep - 18 Oct	Allegiant Air
07 Sep - 30 Sep	Spirit Airlines
23 Sep - 30 Sep	Spirit Airlines
30 Sep - 02 Oct	Spirit Airlines
22 Sep - 30 Sep	Allegiant Air
10 Sep - 04 Oct	British Airways
19 Sep - 26 Sep	Spirit Airlines
16 Sep - 26 Sep	Air Canada
16 Sep - 30 Sep	Air Canada
13 Sep - 21 Sep	Air Canada
13 Sep - 19 Sep	Emirates

Also check the deals for one-way flights from Columbus 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 Columbus to Istanbul in September from $771

Return flights