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

United AirlinesUAUnited Airlines
Round Trip•Economy
United StatesSFO

San Francisco International Airport

San Francisco, United States
United StatesPWM

Portland International Jetport

Portland, United States
$557 USD
-45%$305 USD
Verified 1 day ago
Extremely Rare Availability
3% of dates checked are available within 10% of the lowest price

Tuesday, August 11th, 2026

9 round-trip options

Returning
Sun, Aug 16, 2026•5 Day Trip
$525 USD
Google Flights
Returning
Tue, Aug 18, 2026•7 Day Trip
$373 USD
Google Flights
Returning
Wed, Aug 19, 2026•8 Day Trip
$305 USD
Google Flights
Returning
Thu, Aug 20, 2026•9 Day Trip
$337 USD
Google Flights
Returning
Fri, Aug 21, 2026•10 Day Trip
$337 USD
Google Flights
Returning
Sat, Aug 22, 2026•11 Day Trip
$337 USD
Google Flights
Returning
Sun, Aug 23, 2026•12 Day Trip
$327 USD
Google Flights
Returning
Mon, Aug 24, 2026•13 Day Trip
$337 USD
Google Flights
Returning
Tue, Aug 25, 2026•14 Day Trip
$305 USD
Google Flights