AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Istanbul (IST) in October 2025 (see full year).

Return flights

01 Oct - 23 Oct	Air France
30 Oct - 05 Nov	Frontier Airlines
10 Oct - 17 Oct	Spirit Airlines
23 Oct - 06 Nov	Turkish Airlines	direct
01 Oct - 23 Oct	Turkish Airlines	direct
30 Oct - 05 Nov	Turkish Airlines	direct
10 Oct - 17 Oct	Turkish Airlines	direct
26 Oct - 09 Nov	Air France
26 Oct - 09 Nov	Turkish Airlines	direct

Also check the deals for one-way flights from Dallas-Fort Worth 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 Dallas-Fort Worth to Istanbul in October from 559€

Return flights