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

Home Premium Fare Deals About

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

July 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

29 30 1 2 3 4 5 6$654 7$654 8$654 9$654 10$654 11$675 12$704 13$735 14$630 15$566 16$622 17$566 18$708 19$864 20$728 21$562 22$532 23$501 24$691 25$592 26$650 27$467 28$464 29$443 30$443 31$551 1$606 2$819

Fair Availability

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

Saturday, July 18th, 2026

2 round-trip options

Returning

Thu, Jul 23, 2026•5 Day Trip

$942 USD

Returning

Sat, Jul 25, 2026•7 Day Trip

$708 USD