Cheapest return flights from Houston to Istanbul in October from 645€

AirHint found the following cheapest return flights from Houston (HOU) to Istanbul (IST) in October 2025 (see full year).

Return flights

28 Oct - 22 Nov Spirit Airlines
19 Oct - 04 Nov Spirit Airlines
27 Oct - 11 Nov Frontier Airlines
21 Oct - 15 Nov Spirit Airlines
20 Oct - 15 Nov Spirit Airlines
29 Oct - 22 Nov KLM
27 Oct - 11 Nov Turkish Airlines direct
18 Oct - 15 Nov Spirit Airlines
27 Oct - 22 Nov Turkish Airlines direct
28 Oct - 22 Nov Turkish Airlines direct
22 Oct - 29 Oct Turkish Airlines direct
16 Oct - 27 Oct Frontier Airlines
17 Oct - 27 Oct Frontier Airlines
16 Oct - 26 Oct Frontier Airlines
16 Oct - 23 Oct Frontier Airlines
16 Oct - 20 Oct Frontier Airlines
16 Oct - 25 Oct Frontier Airlines
17 Oct - 20 Oct Air France
16 Oct - 23 Oct Turkish Airlines direct
16 Oct - 20 Oct Turkish Airlines direct

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

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