AirHint found the following cheapest return flights from Houston (HOU) to San Juan (SJU) in June 2026 (see full year).
Return flights
| 17 Jun - 21 Jun | Southwest Airlines | direct | |
| 17 Jun - 18 Jun | Spirit Airlines | ||
| 22 Jun - 11 Jul | Spirit Airlines |
Also check the deals for one-way flights from Houston to San Juan in June.
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