AirHint found the following cheapest return flights from Detroit (DTW) to Istanbul (SAW) in October 2025 (see full year).

Return flights

14 Oct - 22 Oct	Spirit Airlines
08 Oct - 22 Oct	Spirit Airlines
18 Oct - 22 Oct	Spirit Airlines
18 Oct - 23 Oct	Spirit Airlines
17 Oct - 23 Oct	Spirit Airlines
19 Oct - 23 Oct	Spirit Airlines
20 Oct - 15 Nov	Spirit Airlines
05 Oct - 14 Oct	Frontier Airlines
06 Oct - 20 Oct	Spirit Airlines
17 Oct - 08 Nov	Spirit Airlines
18 Oct - 24 Oct	Spirit Airlines
30 Oct - 12 Nov	KLM
04 Oct - 16 Oct	Spirit Airlines
19 Oct - 08 Nov	Spirit Airlines
27 Oct - 24 Nov	KLM
12 Oct - 09 Nov	KLM

Also check the deals for one-way flights from Detroit to Istanbul in October.

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 Detroit to Istanbul in October from $570

Return flights