Cheapest return flights from San Antonio to San Juan in December from 182€

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

Return flights

05 Dec - 08 Dec Spirit Airlines
07 Dec - 08 Dec Spirit Airlines
03 Dec - 05 Dec Spirit Airlines
03 Dec - 08 Dec Spirit Airlines
05 Dec - 08 Dec Spirit Airlines direct
08 Dec - 17 Dec Spirit Airlines
08 Dec - 17 Dec Spirit Airlines direct
07 Dec - 13 Dec United
05 Dec - 07 Dec Spirit Airlines
05 Dec - 17 Dec Spirit Airlines
08 Dec - 07 Jan Spirit Airlines
27 Dec - 16 Jan Spirit Airlines
23 Dec - 12 Jan Spirit Airlines
24 Dec - 12 Jan Spirit Airlines
17 Dec - 07 Jan Spirit Airlines
27 Dec - 16 Jan Spirit Airlines direct
27 Dec - 12 Jan Spirit Airlines
26 Dec - 12 Jan Spirit Airlines
24 Dec - 12 Jan Spirit Airlines direct
26 Dec - 12 Jan Spirit Airlines direct

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

Skyscanner

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.

Book a cheap hotel in San Juan

Cheap car rent in San Juan

Feel free to contact us with any feedback or request another flight research.