Portland (PDX) to San Francisco (SFO) flight deal from $74 USD in economy class – flightdeals.net

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United Airlines

UAUnited Airlines

One Way•Economy

Portland International Airport

Portland, United States

San Francisco International Airport

San Francisco, United States

$115 USD

-36%$74 USD

Verified Dec 1, 2025 at 9:16 AM

December 2025

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1$279 2$279 3$259 4$279 5$279 6$259 7$279 8$209 9$189 10$189 11$209 12$209 13$189 14$209 15$185 16$159 17$159 18$185 19$185 20$185 21$185 22$84 23$94 24$74 25$84 26$179 27$279 28$244 29$179 30$172 31$109 1$136 2$179 3$168 4$105

Limited Availability

12% of dates checked are available within 10% of the lowest price

Saturday, December 13th, 2025

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