SFO to PWM from $305 in economy

UAUnited Airlines

Round Trip•Economy

SFO

San Francisco International Airport

San Francisco, United States

PWM

Portland International Jetport

Portland, United States

$557 USD

-45%$305 USD

Verified 1 day ago

June 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

1 2 3$584 4$584 5$584 6$584 7$584 8$584 9$584 10$492 11$514 12$596 13$596 14$539 15$464 16$534 17$548 18$440 19$377 20$532 21$646 22$592 23$456 24$596 25$698 26$691 27$664 28$616 29$404 30$515 1$646 2$776 3$435 4$337 5$431

Extremely Rare Availability

3% of dates checked are available within 10% of the lowest price

Thursday, June 18th, 2026

8 round-trip options

Returning

Tue, Jun 23, 2026•5 Day Trip

$927 USD

Google Flights

Returning

Thu, Jun 25, 2026•7 Day Trip

$990 USD

Google Flights

Returning

Fri, Jun 26, 2026•8 Day Trip

$975 USD

Google Flights

Returning

Sat, Jun 27, 2026•9 Day Trip

$965 USD

Google Flights

Returning

Sun, Jun 28, 2026•10 Day Trip

$563 USD

Google Flights

Returning

Mon, Jun 29, 2026•11 Day Trip

$508 USD

Google Flights

Returning

Tue, Jun 30, 2026•12 Day Trip

$440 USD

Google Flights

Returning

Thu, Jul 2, 2026•14 Day Trip

$975 USD

Google Flights

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

San Francisco International Airport

Portland International Jetport

June 2026

Thursday, June 18th, 2026