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 about 23 hours ago
Extremely Rare Availability
3% of dates checked are available within 10% of the lowest price

Friday, October 2nd, 2026

10 round-trip options

Returning
Wed, Oct 7, 2026•5 Day Trip
$373 USD
Google Flights
Returning
Thu, Oct 8, 2026•6 Day Trip
$442 USD
Google Flights
Returning
Fri, Oct 9, 2026•7 Day Trip
$602 USD
Google Flights
Returning
Sat, Oct 10, 2026•8 Day Trip
$442 USD
Google Flights
Returning
Sun, Oct 11, 2026•9 Day Trip
$852 USD
Google Flights
Returning
Mon, Oct 12, 2026•10 Day Trip
$798 USD
Google Flights
Returning
Tue, Oct 13, 2026•11 Day Trip
$583 USD
Google Flights
Returning
Wed, Oct 14, 2026•12 Day Trip
$373 USD
Google Flights
Returning
Thu, Oct 15, 2026•13 Day Trip
$495 USD
Google Flights
Returning
Fri, Oct 16, 2026•14 Day Trip
$405 USD
Google Flights