Portland (PWM) to San Francisco (SFO) flight deal in economy from $359

United AirlinesUAUnited Airlines
Round Trip•Economy
United StatesPWM

Portland International Jetport

Portland, United States
United StatesSFO

San Francisco International Airport

San Francisco, United States
$538 USD
-33%$359 USD
Verified 13 days ago
Fair Availability
33% of dates checked are available within 10% of the lowest price

Wednesday, August 19th, 2026

2 round-trip options

Returning
Mon, Aug 24, 2026•5 Day Trip
$369 USD
Google Flights
Returning
Wed, Aug 26, 2026•7 Day Trip
$369 USD
Google Flights