San Jose (SJC) to San Juan (SJU) flight deal in economy from $386

Saturday, December 19th, 2026

5 round-trip options

Returning
Thu, Dec 24, 20265 Day Trip
$1,107 USD
Returning
Sun, Dec 27, 20268 Day Trip
$1,983 USD
Returning
Mon, Dec 28, 20269 Day Trip
$1,634 USD
Returning
Wed, Dec 30, 202611 Day Trip
$1,634 USD
Returning
Thu, Dec 31, 202612 Day Trip
$1,634 USD