Cheapest return flights from Houston to San Juan in December from 261€

AirHint found the following cheapest return flights from Houston (IAH) to San Juan (SJU) in December 2025 (see full year).

Return flights

03 Dec - 06 Dec United direct
11 Dec - 15 Dec Frontier Airlines
04 Dec - 07 Dec United
22 Dec - 26 Dec United
18 Dec - 22 Dec United direct
18 Dec - 26 Dec United
27 Dec - 30 Dec Frontier Airlines
26 Dec - 02 Jan Frontier Airlines
25 Dec - 29 Dec United
24 Dec - 28 Dec United direct
31 Dec - 04 Jan United
27 Dec - 01 Jan United direct
26 Dec - 02 Jan United direct
20 Dec - 28 Dec United direct
19 Dec - 02 Jan United direct
20 Dec - 03 Jan United

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

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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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