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Time difference between Riyadh and San Francisco

San Francisco is 10 hours behind Riyadh.

Riyadh
Saudi Arabia · Arabian Standard Time
10:44 AM
Wednesday, October 21, 2026
San Francisco
United States · Pacific Daylight Time
12:44 AM
Wednesday, October 21, 2026
Compare more placesSan Francisco to Riyadh

Riyadh to San Francisco time converter

Green rows are office hours in both places; light green rows are when both are awake.

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

Questions

What is the time difference between Riyadh and San Francisco?

San Francisco is 10 hours behind Riyadh. Riyadh is on UTC+3 and San Francisco is on UTC−7.

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

When it is 9:00 AM in Riyadh, it is 11:00 PM the previous day in San Francisco.

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

There are no shared office hours. The most comfortable time to call is 6:00 PM–10:00 PM in Riyadh (8:00 AM–12:00 PM in San Francisco), when both places are awake.

Does the time difference between Riyadh and San Francisco change?

Yes. Because of daylight saving time, the difference changes on Sunday, November 1, 2026, when San Francisco will be 11 hours behind Riyadh.

Riyadh is 10 hours ahead of San Francisco. More: time in Riyadh · time in San Francisco

Time difference from Riyadh to other cities

All Riyadh time differences →

Time difference from San Francisco