Cheapest return flights from San Antonio to San Juan in October from $220

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

Return flights

06 Oct - 17 Oct Spirit Airlines direct
06 Oct - 10 Oct Spirit Airlines
06 Oct - 20 Oct Spirit Airlines direct
06 Oct - 27 Oct Spirit Airlines direct
20 Oct - 27 Oct Spirit Airlines direct
17 Oct - 20 Oct Spirit Airlines direct
15 Oct - 21 Oct Delta
11 Oct - 18 Oct Delta
13 Oct - 20 Oct American Airlines
17 Oct - 27 Oct Spirit Airlines direct

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

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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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