Cheapest one-way flights from Houston to San Juan in September from 66€

AirHint found the following cheapest one-way flights from Houston (HOU) to San Juan (SJU) in September 2025 (see full year).

One-Way flights

08 Sep United direct
15 Sep United direct
09 Sep United
22 Sep Southwest Airlines
18 Sep Spirit Airlines direct
14 Sep Spirit Airlines direct
07 Sep Spirit Airlines direct
11 Sep Spirit Airlines direct
21 Sep Spirit Airlines direct
22 Sep United direct

Also check the deals for return flights from Houston to San Juan in September.

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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