Cheapest return flights from Houston to San Juan in March from $379

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

Return flights

08 Mar - 12 Mar Frontier Airlines
10 Mar - 13 Mar Frontier Airlines
07 Mar - 12 Mar Frontier Airlines
09 Mar - 14 Mar Frontier Airlines
13 Mar - 18 Mar Frontier Airlines
19 Mar - 23 Mar United
14 Mar - 21 Mar Frontier Airlines
20 Mar - 29 Mar jetBlue
20 Mar - 29 Mar United direct
14 Mar - 21 Mar United direct

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

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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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