Cheapest return IAH–SJU flights, August

AirHint found the following cheapest return flights from Houston (IAH) to San Juan (SJU) in August 2026 (see full year).

Return flights

19 Aug - 22 Aug Frontier Airlines
05 Aug - 10 Aug Frontier Airlines
30 Aug - 02 Sep Frontier Airlines
08 Aug - 11 Aug Frontier Airlines
14 Aug - 15 Aug Frontier Airlines
29 Aug - 06 Sep Frontier Airlines
24 Aug - 31 Aug Frontier Airlines
14 Aug - 16 Aug Frontier Airlines
14 Aug - 17 Aug Frontier Airlines
07 Aug - 10 Aug Frontier Airlines
04 Aug - 04 Sep Frontier Airlines
28 Aug - 05 Sep Frontier Airlines
13 Aug - 17 Aug Frontier Airlines
04 Aug - 09 Aug Frontier Airlines
25 Aug - 06 Sep Frontier Airlines
28 Aug - 06 Sep Frontier Airlines
24 Aug - 02 Sep Spirit Airlines
24 Aug - 04 Sep Spirit Airlines
29 Aug - 07 Sep Frontier Airlines
28 Aug - 02 Sep Spirit Airlines

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

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