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

Return flights

14 Aug - 18 Aug	United	direct
25 Aug - 01 Sep	United	direct
26 Aug - 02 Sep	American Airlines
22 Aug - 01 Sep	United	direct
28 Aug - 07 Sep	United	direct
29 Aug - 08 Sep	United	direct
02 Aug - 17 Aug	United	direct
25 Aug - 28 Aug	United	direct
01 Aug - 05 Aug	American Airlines
01 Aug - 05 Aug	United	direct
01 Aug - 03 Aug	American Airlines
01 Aug - 03 Aug	United	direct

Also check the deals for one-way flights from Houston to Havana 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 Havana in August from $445

Return flights