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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 San Lorenzo vs Istanbul

San Lorenzo keeps UTC−3 (UTC−3) and Istanbul keeps UTC+3 (UTC+3) today. Istanbul is 6 hours ahead of San Lorenzo; 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: 15:00–18:00 in Istanbul (09:00–12:00 your time).

San Lorenzo and Istanbul hour by hour, with the working-hour overlap shaded
City00:00 in San Lorenzo01:00 in San Lorenzo02:00 in San Lorenzo03:00 in San Lorenzo04:00 in San Lorenzo05:00 in San Lorenzo06:00 in San Lorenzo07:00 in San Lorenzo08:00 in San Lorenzo09:00 in San Lorenzo10:00 in San Lorenzo11:00 in San Lorenzo12:00 in San Lorenzo13:00 in San Lorenzo14:00 in San Lorenzo15:00 in San Lorenzo16:00 in San Lorenzo17:00 in San Lorenzo18:00 in San Lorenzo19:00 in San Lorenzo20:00 in San Lorenzo21:00 in San Lorenzo22:00 in San Lorenzo23:00 in San Lorenzo
San Lorenzo——000102030405060708091011121314151617181920212223
Istanbul——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with San Lorenzo and Istanbul

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

Best hours to call

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

Where daylight saving pulls them apart

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

Also useful

Common questions

How many hours ahead is Istanbul of San Lorenzo?

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

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

Any hour in 09:00–12:00 San Lorenzo time is inside working hours in both cities.

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

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