Perth to San Francisco time converter

San Francisco is 15 hours behind Perth. When it is 9:00 AM in Perth, it is 6:00 PM (Sun, Oct 18) in San Francisco.

Perth AWST

Monday, October 19, 2026

San Francisco PDT

Monday, October 19, 2026

Perth
Western Australia, Australia
Mon, Oct 19
AWSTUTC+8
San Francisco
California, United States
Mon, Oct 19
PDTUTC-7-15h
Finding your time zone…
Shared working hours (9:00–18:00)

Perth to San Francisco conversion table

Every hour of today in Perth and the matching time in San Francisco. Light rows are typical working hours (9:00–18:00).

PerthSan Francisco
12:00 AM9:00 AM−1 day
1:00 AM10:00 AM−1 day
2:00 AM11:00 AM−1 day
3:00 AM12:00 PM−1 day
4:00 AM1:00 PM−1 day
5:00 AM2:00 PM−1 day
6:00 AM3:00 PM−1 day
7:00 AM4:00 PM−1 day
8:00 AM5:00 PM−1 day
9:00 AM6:00 PM−1 day
10:00 AM7:00 PM−1 day
11:00 AM8:00 PM−1 day
12:00 PM9:00 PM−1 day
1:00 PM10:00 PM−1 day
2:00 PM11:00 PM−1 day
3:00 PM12:00 AM
4:00 PM1:00 AM
5:00 PM2:00 AM
6:00 PM3:00 AM
7:00 PM4:00 AM
8:00 PM5:00 AM
9:00 PM6:00 AM
10:00 PM7:00 AM
11:00 PM8:00 AM

Best time to call or meet

Working hours don't overlap fully. The closest fit is 7:00 AM – 9:00 AM in Perth (4:00 PM – 6:00 PM in San Francisco): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because Perth and San Francisco switch clocks on different dates:

  • Oct 19, 2026 – Nov 1, 2026: -15h
  • Nov 1, 2026 – Mar 14, 2027: -16h
  • Mar 14, 2027 – Oct 19, 2027: -15h

Distance

Perth and San Francisco are 14,744 km (9,161 miles) apart in a straight line.

More conversions

San Francisco to PerthPerth to New YorkPerth to LondonPerth to Los AngelesPerth to ChicagoPerth to TorontoPerth to São PauloPerth to ParisPerth to BerlinPerth to MoscowPerth to DubaiPerth to New DelhiPerth to Bangkok
New York to San FranciscoLondon to San FranciscoLos Angeles to San FranciscoChicago to San FranciscoToronto to San FranciscoSão Paulo to San FranciscoParis to San FranciscoBerlin to San FranciscoMoscow to San FranciscoDubai to San FranciscoNew Delhi to San FranciscoBangkok to San Francisco

Questions and answers

What is the time difference between Perth and San Francisco?

San Francisco is 15 hours behind Perth.

What time is it in San Francisco when it is 9 AM in Perth?

When it is 9:00 AM in Perth, it is 6:00 PM (Sun, Oct 18) in San Francisco.

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

Working hours don't overlap fully. The closest fit is 7:00 AM – 9:00 AM in Perth (4:00 PM – 6:00 PM in San Francisco): working hours on one side, early or late on the other.

Does the time difference between Perth and San Francisco change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.