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Global ClockTime zone converter & meeting planner
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Working hours
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09
End
18
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AUTO follows the operating system. Working hours drive the green banding on every grid. All four persist on this device only.

Time in Istanbul vs San Lorenzo

Istanbul keeps UTC+3 (UTC+3) and San Lorenzo keeps UTC−3 (UTC−3) today. San Lorenzo is 6 hours behind Istanbul; the rows below read both clocks live.

The working day, side by side

Hours shaded in both rows are inside working hours in both cities: 09:00–12:00 in San Lorenzo (15:00–18:00 your time).

Istanbul and San Lorenzo hour by hour, with the working-hour overlap shaded
City00:00 in Istanbul01:00 in Istanbul02:00 in Istanbul03:00 in Istanbul04:00 in Istanbul05:00 in Istanbul06:00 in Istanbul07:00 in Istanbul08:00 in Istanbul09:00 in Istanbul10:00 in Istanbul11:00 in Istanbul12:00 in Istanbul13:00 in Istanbul14:00 in Istanbul15:00 in Istanbul16:00 in Istanbul17:00 in Istanbul18:00 in Istanbul19:00 in Istanbul20:00 in Istanbul21:00 in Istanbul22:00 in Istanbul23:00 in Istanbul
Istanbul——000102030405060708091011121314151617181920212223
San Lorenzo——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with Istanbul and San Lorenzo

Open in the PlannerAdd more cities, find a meeting time that works for everyone, then share it as a link.Open in Watch ViewKeep Istanbul, San Lorenzo and other cities on screen as live clocks, under an animated sky and sun.

Best hours to call

15:00 in Istanbul
Inside working hours on both sides
09:00 in San Lorenzo
16:00 in Istanbul
Inside working hours on both sides
10:00 in San Lorenzo
17:00 in Istanbul
Inside working hours on both sides
11:00 in San Lorenzo

Where daylight saving pulls them apart

Neither Istanbul nor San Lorenzo changes its clocks, so the gap above holds all year.

Also useful

Common questions

How many hours ahead is San Lorenzo of Istanbul?

San Lorenzo is 6 hours behind Istanbul right now. The gap is not fixed: it moves whenever either side changes its clocks.

What is the best time to call between Istanbul and San Lorenzo?

Any hour in 15:00–18:00 Istanbul time is inside working hours in both cities.

Do Istanbul and San Lorenzo change clocks on the same date?

Neither city changes its clocks, so the gap between them never moves.