Time Difference Between Portland and San Francisco

The time difference between Portland and San Francisco is 0 hours. Portland uses the America/Los_Angeles time zone (UTC-7), while San Francisco uses America/Los_Angeles (UTC-7).

Portland and San Francisco share the same current UTC offset
Portland, United States
15:26:09
Thursday, March 26, 2026
UTC-7 · PDT (DST)
San Francisco, United States
15:26:09
Thursday, March 26, 2026
UTC-7 · PDT (DST)

Time Zone Details: Portland vs San Francisco

Detail Portland San Francisco
Time Zone IDAmerica/Los_AngelesAmerica/Los_Angeles
UTC OffsetUTC-7UTC-7
AbbreviationPDTPDT
DST ActiveYes — currently observingYes — currently observing
CountryUnited StatesUnited States
RegionNorth AmericaNorth America

Best Time to Schedule a Call

There are 8 overlapping business hours between Portland and San Francisco (assuming 9:00–17:00 in each city). The ideal window for calls and meetings is:

09:00–17:00 in Portland  =  09:00–17:00 in San Francisco

Hour-by-Hour Time Conversion

Use this table to quickly convert any hour from Portland time to San Francisco time. Rows highlighted in green indicate overlapping business hours in both cities.

Portland San Francisco
00:00 00:00 Night
01:00 01:00 Night
02:00 02:00 Night
03:00 03:00 Night
04:00 04:00 Night
05:00 05:00 Night
06:00 06:00
07:00 07:00
08:00 08:00
09:00 09:00 Overlap
10:00 10:00 Overlap
11:00 11:00 Overlap
12:00 12:00 Overlap
13:00 13:00 Overlap
14:00 14:00 Overlap
15:00 15:00 Overlap
16:00 16:00 Overlap
17:00 17:00
18:00 18:00
19:00 19:00
20:00 20:00
21:00 21:00
22:00 22:00 Night
23:00 23:00 Night

Daylight Saving Time (DST) Impact

Both Portland and San Francisco are currently observing daylight saving time. The current 0 hours difference reflects both cities' DST offsets. When one city switches back to standard time before the other, the gap will temporarily change by 1 hour.

Practical Tips for Portland–San Francisco Scheduling

Compare Portland and San Francisco with Other Cities

From Portland

From San Francisco

Frequently Asked Questions

What is the time difference between Portland and San Francisco?

The time difference is 0 hours. Portland and San Francisco share the same current UTC offset.

Does the time difference change during the year?

Yes. Both cities observe daylight saving time, but they may switch on different dates, causing the gap to shift by 1 hour temporarily.

When is the best time to call from Portland to San Francisco?

The best window is between 09:00 and 17:00 Portland time, which corresponds to 09:00–17:00 in San Francisco. Both sides fall within normal business hours.

How do I convert Portland time to San Francisco time?

No conversion is needed — both cities share the same UTC offset right now. Use the hour-by-hour table above for a quick reference.

Related Pages

For sunrise and sunset data, visit TheSunsetTimes.com. For detailed DST schedules, see DaylightSavingTime.info.