Cheapest return flights from Houston to Istanbul in August from $627

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

Return flights

24 Aug - 09 Sep Spirit Airlines
31 Aug - 10 Sep Spirit Airlines
27 Aug - 10 Sep Spirit Airlines
13 Aug - 12 Sep Spirit Airlines
28 Aug - 23 Sep Spirit Airlines
24 Aug - 03 Sep Spirit Airlines
18 Aug - 27 Aug Spirit Airlines
14 Aug - 26 Aug Spirit Airlines
13 Aug - 20 Aug Spirit Airlines
28 Aug - 14 Sep Spirit Airlines
09 Aug - 05 Sep Spirit Airlines
20 Aug - 27 Aug Spirit Airlines
30 Aug - 13 Sep Spirit Airlines
21 Aug - 25 Aug Spirit Airlines
11 Aug - 26 Aug Spirit Airlines
12 Aug - 21 Aug Spirit Airlines
14 Aug - 26 Aug Turkish Airlines direct
18 Aug - 27 Aug Turkish Airlines direct
27 Aug - 10 Sep Turkish Airlines direct
08 Aug - 22 Aug Spirit Airlines

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

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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