Cheapest return flights from Houston to San Juan in August from $190

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

Return flights

21 Aug - 26 Aug Frontier Airlines
23 Aug - 27 Aug Frontier Airlines
16 Aug - 22 Aug Frontier Airlines
12 Aug - 21 Aug Spirit Airlines
22 Aug - 27 Aug Frontier Airlines
12 Aug - 21 Aug Spirit Airlines direct
05 Aug - 21 Aug Spirit Airlines direct
10 Aug - 28 Aug Spirit Airlines direct
31 Aug - 11 Sep Spirit Airlines direct
31 Aug - 18 Sep Spirit Airlines direct
31 Aug - 19 Sep Spirit Airlines
20 Aug - 23 Aug Frontier Airlines
10 Aug - 13 Aug Spirit Airlines
23 Aug - 11 Sep Spirit Airlines
30 Aug - 11 Sep Spirit Airlines
30 Aug - 18 Sep Spirit Airlines
21 Aug - 11 Sep Spirit Airlines
30 Aug - 19 Sep Spirit Airlines
23 Aug - 01 Sep Frontier Airlines
26 Aug - 09 Sep United

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