Cheapest return flights from San Antonio to San Juan in January from $128

Best time to book flights for San Antonio (SAT) to San Juan (SJU) flights at AirHint

AirHint found the following cheapest return flights from San Antonio (SAT) to San Juan (SJU) in January 2025 (see full year).

Return flights

13 Jan - 16 Jan Frontier Airlines
11 Jan - 17 Jan Frontier Airlines
20 Jan - 31 Jan Frontier Airlines
11 Jan - 24 Jan Frontier Airlines
31 Jan - 07 Feb Frontier Airlines
31 Jan - 03 Feb Frontier Airlines
21 Jan - 27 Jan Spirit Airlines
10 Jan - 13 Jan Frontier Airlines
15 Jan - 19 Jan Spirit Airlines
03 Jan - 10 Jan Spirit Airlines
17 Jan - 20 Jan Spirit Airlines
16 Jan - 20 Jan Frontier Airlines

Also check the deals for one-way flights from San Antonio to San Juan in January.

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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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