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

Friday, December 18th, 2026

5 round-trip options

Returning
Wed, Dec 23, 20265 Day Trip
$1,462 USD
Returning
Sat, Dec 26, 20268 Day Trip
$1,883 USD
Returning
Sun, Dec 27, 20269 Day Trip
$2,282 USD
Returning
Tue, Dec 29, 202611 Day Trip
$1,933 USD
Returning
Wed, Dec 30, 202612 Day Trip
$1,933 USD