Cheapest return flights from Houston to San Juan in September from 234€

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

Return flights

01 Sep - 08 Sep Frontier Airlines
04 Sep - 08 Sep Frontier Airlines
03 Sep - 08 Sep Spirit Airlines
01 Sep - 07 Sep Spirit Airlines
03 Sep - 07 Sep Frontier Airlines
24 Sep - 28 Sep United direct
16 Sep - 23 Sep Delta
10 Sep - 17 Sep Delta
11 Sep - 18 Sep Delta
17 Sep - 21 Sep American Airlines

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

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