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

Return flights

18 Mar - 25 Mar	United
17 Mar - 31 Mar	Delta
17 Mar - 31 Mar	United	direct
05 Mar - 11 Mar	United	direct
07 Mar - 11 Mar	United	direct
17 Mar - 21 Mar	United
07 Mar - 09 Mar	United	direct
06 Mar - 11 Mar	Southwest Airlines
06 Mar - 11 Mar	United	direct
15 Mar - 20 Mar	United

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

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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Cheapest return flights from Houston to San Juan in March from 332€

Return flights