Cheapest return HOU–IST flights, August

AirHint found the following cheapest return flights from Houston (HOU) to Istanbul (IST) in August 2026 (see full year).

Return flights

10 Aug - 24 Aug Delta
12 Aug - 25 Aug Delta
19 Aug - 16 Sep Frontier Airlines
24 Aug - 07 Sep Delta
02 Aug - 02 Sep Delta
13 Aug - 27 Aug Turkish Airlines direct
02 Aug - 02 Sep Turkish Airlines direct
27 Aug - 24 Sep Turkish Airlines direct
19 Aug - 16 Sep Turkish Airlines direct
12 Aug - 25 Aug Turkish Airlines direct
21 Aug - 04 Sep Delta
26 Aug - 31 Aug Turkish Airlines direct
10 Aug - 24 Aug Turkish Airlines direct
21 Aug - 04 Sep Turkish Airlines direct
24 Aug - 07 Sep Turkish Airlines direct
20 Aug - 29 Aug Delta
03 Aug - 10 Aug Austrian Airlines

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

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