PWM to SFO from $359 in economy – flightdeals.net

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United Airlines

UAUnited Airlines

Round Trip•Economy

Portland International Jetport

Portland, United States

San Francisco International Airport

San Francisco, United States

$538 USD

-33%$359 USD

Verified 13 days ago

September 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$369 1$369 2$359 3$369 4$369 5$369 6$359 7$750 8$419 9$359 10$369 11$369 12$369 13$359 14$387 15$369 16$359 17$369 18$369 19$397 20$359 21$359 22$369 23$359 24$369 25$369 26$369 27$453 28$387 29$369 30$369 1$369 2$369 3$369 4$359

Fair Availability

33% of dates checked are available within 10% of the lowest price

Wednesday, September 2nd, 2026

2 round-trip options

Returning

Mon, Sep 7, 2026•5 Day Trip

$449 USD

Returning

Sat, Sep 12, 2026•10 Day Trip

$359 USD