Cheapest one-way flights from Houston to Istanbul in September from 213€

AirHint found the following cheapest one-way flights from Houston (HOU) to Istanbul (IST) in September 2025 (see full year).

One-Way flights

10 Sep Spirit Airlines
27 Sep Spirit Airlines
07 Sep Spirit Airlines
24 Sep Spirit Airlines
04 Sep Spirit Airlines
18 Sep Spirit Airlines
15 Sep Frontier Airlines
12 Sep Frontier Airlines
05 Sep Spirit Airlines
04 Sep Turkish Airlines direct

Also check the deals for return flights from Houston to Istanbul in September.

Skyscanner

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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