San Francisco (SFO) to Portland (PWM) flight deal in economy from $305

Monday, July 20th, 2026

8 round-trip options

Returning
Sat, Jul 25, 20265 Day Trip
$434 USD
Returning
Mon, Jul 27, 20267 Day Trip
$651 USD
Returning
Tue, Jul 28, 20268 Day Trip
$527 USD
Returning
Wed, Jul 29, 20269 Day Trip
$495 USD
Returning
Thu, Jul 30, 202610 Day Trip
$597 USD
Returning
Fri, Jul 31, 202611 Day Trip
$676 USD
Returning
Sat, Aug 1, 202612 Day Trip
$815 USD
Returning
Mon, Aug 3, 202614 Day Trip
$838 USD