How to read it
Dubai and San Francisco, side by side
Each row is one city's day, half an hour to a square, lined up by the hours along the bottom.
- 1Filled: at the desk, 9:00 to 18:00 where that city is.
- 2Grey: up early, up late, or the weekend.
- 3Outline: asleep.
- 4Red band: your slot. Read straight down to see the same moment in every city.
- 5A marks the best time for everyone; B, when there is one, the next best.
The red band is the best time to call on Wed, 21 Oct 2026: 20:00–21:00 in Dubai, which is 09:00–10:00 in San Francisco.
Through the year
How the gap between Dubai and San Francisco moves
San Francisco is 11h behind Dubai today. Daylight saving moves it:
- San Francisco 11h behind Dubai
- San Francisco 12h behind Dubai
- Sun, 1 Nov 2026 San Francisco's clocks go back an hour. San Francisco is then 12h behind Dubai.
- Sun, 14 Mar 2027 San Francisco's clocks go forward an hour. San Francisco is then 11h behind Dubai.
Hour by hour
Dubai to San Francisco time, hour by hour
On a working day (Wed, 21 Oct 2026), with working hours of 9:00 to 18:00 in both cities.
- Dubai starts work 09:00 22:00 Tue in San Francisco Asleep
- San Francisco starts work 09:00 20:00 in Dubai Late
- Dubai finishes work 18:00 07:00 in San Francisco Early
- San Francisco finishes work 18:00 05:00 Wed in Dubai Asleep
Show all 24 hours
| Dubai | San Francisco |
|---|---|
| 00:00 Asleep | 13:00 Tue At desk |
| 01:00 Asleep | 14:00 Tue At desk |
| 02:00 Asleep | 15:00 Tue At desk |
| 03:00 Asleep | 16:00 Tue At desk |
| 04:00 Asleep | 17:00 Tue At desk |
| 05:00 Asleep | 18:00 Tue Late |
| 06:00 Asleep | 19:00 Tue Late |
| 07:00 Early | 20:00 Tue Late |
| 08:00 Early | 21:00 Tue Late |
| 09:00 At desk | 22:00 Tue Asleep |
| 10:00 At desk | 23:00 Tue Asleep |
| 11:00 At desk | 00:00 Asleep |
| 12:00 At desk | 01:00 Asleep |
| 13:00 At desk | 02:00 Asleep |
| 14:00 At desk | 03:00 Asleep |
| 15:00 At desk | 04:00 Asleep |
| 16:00 At desk | 05:00 Asleep |
| 17:00 At desk | 06:00 Asleep |
| 18:00 Late | 07:00 Early |
| 19:00 Late | 08:00 Early |
| 20:00 Late | 09:00 At desk |
| 21:00 Late | 10:00 At desk |
| 22:00 Asleep | 11:00 At desk |
| 23:00 Asleep | 12:00 At desk |
Questions
Questions people ask
What is the time difference between Dubai and San Francisco?
San Francisco is 11h behind Dubai (as of Wed, 21 Oct 2026). That changes on Sun, 1 Nov 2026, when San Francisco's clocks go back: then San Francisco is 12h behind Dubai.
What is the best time for a call between Dubai and San Francisco?
On a working day, the best time for a call is 20:00–21:00 in Dubai (09:00–10:00 in San Francisco) until 31 Oct 2026 and from 14 Mar 2027, and 09:00–10:00 in Dubai (21:00–22:00 in San Francisco) from 1 Nov 2026 to 13 Mar 2027.
Does Dubai change its clocks?
No. Dubai stays on UTC+4 all year.
Does San Francisco change its clocks?
Yes. San Francisco moves its clocks back an hour on Sun, 1 Nov 2026, and forward an hour on Sun, 14 Mar 2027.
More city pairs
Compare more cities
Dubai and…
- Dubai and Mumbai
- Dubai and Delhi
- Dubai and Bengaluru
- Dubai and Abu Dhabi
- Dubai and Riyadh
- Dubai and Doha
- Dubai and Singapore
- Dubai and Hong Kong
- Dubai and Tokyo
- Dubai and Sydney
- Dubai and London
- Dubai and Paris
- Dubai and Berlin
- Dubai and Amsterdam
- Dubai and New York
- Dubai and Toronto
- Dubai and Chicago
- Dubai and Los Angeles
San Francisco and…
- San Francisco and Mumbai
- San Francisco and Delhi
- San Francisco and Bengaluru
- San Francisco and Abu Dhabi
- San Francisco and Riyadh
- San Francisco and Doha
- San Francisco and Singapore
- San Francisco and Hong Kong
- San Francisco and Tokyo
- San Francisco and Sydney
- San Francisco and London
- San Francisco and Paris
- San Francisco and Berlin
- San Francisco and Amsterdam
- San Francisco and New York
- San Francisco and Toronto
- San Francisco and Chicago
- San Francisco and Los Angeles
From the team behind 10:10
Running an event across time zones?
C4E has spent twenty years running conferences, dealer meets and offsites in more than 40 countries, with clients, speakers and crews in different time zones. 10:10 is one of the tools we built for our own shows. It is free, with no account and nothing upsold.