Cheap flights from Portland to San Francisco
From 125 USD — compare hundreds of airlines
Direct flightsCheapest: 2026-07 · 52 US$
Prices by date
160 US$
13/07
149 US$
14/07
154 US$
15/07
160 US$
16/07
106 US$
17/07
106 US$
18/07
106 US$
19/07
106 US$
20/07
106 US$
21/07
106 US$
22/07
106 US$
23/07
106 US$
24/07
Airlines on this route
FAQ
What's the cheapest month to fly Portland to San Francisco?
Usually 2026-07, from 52 USD.
Are there direct flights from Portland to San Francisco?
We show both direct and connecting options — filter to compare.