Portland (PDX) to San José (SJO) flight deal in economy from $446

Tuesday, August 18th, 2026

8 round-trip options

Returning
Sun, Aug 23, 20265 Day Trip
$756 USD
Returning
Mon, Aug 24, 20266 Day Trip
$742 USD
Returning
Tue, Aug 25, 20267 Day Trip
$780 USD
Returning
Wed, Aug 26, 20268 Day Trip
$610 USD
Returning
Fri, Aug 28, 202610 Day Trip
$610 USD
Returning
Sun, Aug 30, 202612 Day Trip
$1,003 USD
Returning
Mon, Aug 31, 202613 Day Trip
$690 USD
Returning
Tue, Sep 1, 202614 Day Trip
$596 USD