Portland (PWM) to San Francisco (SFO) flight deal in economy from $259

Monday, September 7th, 2026

8 round-trip options

Returning
Sun, Sep 13, 20266 Day Trip
$1,205 USD
Returning
Mon, Sep 14, 20267 Day Trip
$1,205 USD
Returning
Tue, Sep 15, 20268 Day Trip
$1,016 USD
Returning
Wed, Sep 16, 20269 Day Trip
$976 USD
Returning
Thu, Sep 17, 202610 Day Trip
$1,265 USD
Returning
Fri, Sep 18, 202611 Day Trip
$1,161 USD
Returning
Sun, Sep 20, 202613 Day Trip
$1,364 USD
Returning
Mon, Sep 21, 202614 Day Trip
$1,205 USD