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Get United's best fares today on flights from Portland to San Francisco from *

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FromToDatesFare TypePrice

Portland (PWM)

San Francisco (SFO)

Depart: 05/14/20

Return: 05/23/20

Roundtrip
from
$351*
Viewed:1dayago

Portland (PWM)

San Francisco (SFO)

Depart: 12/13/19

Return: 12/20/19

Roundtrip
from
$996*
Viewed:1dayago

Portland (PWM)

San Francisco (SFO)

Depart: 01/12/20

Return: 01/19/20

Roundtrip
from
$454*
Viewed:1dayago

Portland (PWM)

San Francisco (SFO)

Depart: 12/09/19

Return: 12/23/19

Roundtrip
from
$909*
Viewed:1dayago

Portland (PWM)

San Francisco (SFO)

Depart: 02/23/20

Return: 03/01/20

Roundtrip
from
$1,520*
Viewed:1dayago

Portland (PWM)

San Francisco (SFO)

Depart: 09/05/20

Return: 09/14/20

Roundtrip
from
$321*
Viewed:1dayago

Portland (PWM)

San Francisco (SFO)

Depart: 12/14/19

Return: 01/03/20

Roundtrip
from
$390*
Viewed:1dayago

Portland (PWM)

San Francisco (SFO)

Depart: 12/15/19

Return: 01/03/20

Roundtrip
from
$390*
Viewed:1dayago

Portland (PWM)

San Francisco (SFO)

Depart: 12/16/19

Return: 12/22/19

Roundtrip
from
$997*
Viewed:1dayago

Portland (PWM)

San Francisco (SFO)

Depart: 12/19/19

Return: 12/31/19

Roundtrip
from
$462*
Viewed:1dayago

*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Weather in San Francisco

Saturday moderate rain
58°F 12/07/19
Sunday light rain
57°F 12/08/19
Monday sky is clear
55°F 12/09/19
Tuesday overcast clouds
54°F 12/10/19
Wednesday broken clouds
55°F 12/11/19
Thursday overcast clouds
54°F 12/12/19
Friday sky is clear
55°F 12/13/19
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