Cheapest return flights from Houston (IAH) to San Juan (SJU), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
29 Sep 06 Oct Frontier Airlines
26 Sep 29 Sep Frontier Airlines
29 Sep 05 Oct Frontier Airlines
26 Sep 07 Oct Frontier Airlines
23 Sep 29 Sep Frontier Airlines
30 Sep 07 Oct Frontier Airlines
30 Sep 05 Oct Frontier Airlines
16 Sep 24 Oct Frontier Airlines
22 Sep 30 Sep Frontier Airlines
22 Sep 25 Sep Frontier Airlines
14 Sep 22 Sep Frontier Airlines
19 Sep 23 Sep Frontier Airlines
16 Sep 19 Sep Frontier Airlines
24 Sep 29 Sep Frontier Airlines
14 Sep 21 Sep Frontier Airlines
27 Sep 30 Sep Frontier Airlines
26 Sep 07 Oct United
Direct Flight
30 Sep 05 Oct United
Direct Flight
30 Sep 07 Oct United
Direct Flight
29 Sep 06 Oct United
Direct Flight
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deals for one-way flights from Houston to San Juan in September.

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Updated Aug 25, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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