SFO to PWM from $359 in economy

UAUnited Airlines

Round Trip•Economy

SFO

San Francisco International Airport

San Francisco, United States

PWM

Portland International Jetport

Portland, United States

$555 USD

-35%$359 USD

Verified 14 days ago

July 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

29 30 1 2 3 4 5$654 6$654 7$619 8$589 9$589 10$589 11$589 12$514 13$514 14$514 15$508 16$785 17$772 18$539 19$577 20$560 21$551 22$507 23$788 24$712 25$653 26$572 27$594 28$518 29$492 30$625 31$495 1$455 2$402

Fair Availability

28% of dates checked are available within 10% of the lowest price

Monday, July 20th, 2026

8 round-trip options

Returning

Sun, Jul 26, 2026•6 Day Trip

$879 USD

Google Flights

Returning

Tue, Jul 28, 2026•8 Day Trip

$615 USD

Google Flights

Returning

Wed, Jul 29, 2026•9 Day Trip

$560 USD

Google Flights

Returning

Thu, Jul 30, 2026•10 Day Trip

$571 USD

Google Flights

Returning

Fri, Jul 31, 2026•11 Day Trip

$668 USD

Google Flights

Returning

Sat, Aug 1, 2026•12 Day Trip

$819 USD

Google Flights

Returning

Sun, Aug 2, 2026•13 Day Trip

$866 USD

Google Flights

Returning

Mon, Aug 3, 2026•14 Day Trip

$749 USD

Google Flights

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

San Francisco International Airport

Portland International Jetport

July 2026

Monday, July 20th, 2026