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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 San Luis vs Istanbul

San Luis keeps UTC−3 (UTC−3) and Istanbul keeps UTC+3 (UTC+3) today. Istanbul is 6 hours ahead of San Luis; 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 Luis and Istanbul hour by hour, with the working-hour overlap shaded
City00:00 in San Luis01:00 in San Luis02:00 in San Luis03:00 in San Luis04:00 in San Luis05:00 in San Luis06:00 in San Luis07:00 in San Luis08:00 in San Luis09:00 in San Luis10:00 in San Luis11:00 in San Luis12:00 in San Luis13:00 in San Luis14:00 in San Luis15:00 in San Luis16:00 in San Luis17:00 in San Luis18:00 in San Luis19:00 in San Luis20:00 in San Luis21:00 in San Luis22:00 in San Luis23:00 in San Luis
San Luis——000102030405060708091011121314151617181920212223
Istanbul——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with San Luis 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 Luis, Istanbul and other cities on screen as live clocks, under an animated sky and sun.

Best hours to call

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

Where daylight saving pulls them apart

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

Also useful

Common questions

How many hours ahead is Istanbul of San Luis?

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

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

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

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

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