Cheapest one-way flights from Portland to San Francisco in December from 59€

AirHint found the following cheapest one-way flights from Portland (PDX) to San Francisco (SFO) in December 2025 (see full year).

One-Way flights

10 Dec United direct
24 Dec United direct
09 Dec United direct
02 Dec United direct
13 Dec United direct
11 Dec Hawaiian Airlines direct
07 Dec Frontier Airlines
05 Dec Frontier Airlines
04 Dec Frontier Airlines
12 Dec Alaska Airlines direct

Also check the deals for return flights from Portland to San Francisco in December.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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