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

Return flights

04 Aug - 03 Sep	Turkish Airlines
03 Aug - 15 Sep	Emirates
18 Aug - 25 Aug	Emirates
22 Aug - 29 Aug	Turkish Airlines
15 Aug - 24 Aug	Turkish Airlines
06 Aug - 13 Aug	Emirates
05 Aug - 04 Sep	PIA
22 Aug - 07 Sep	PIA

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

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 Houston to Karachi in August from 825€

Return flights