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Global ClockTime zone converter & meeting planner
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SETTINGS
Clock
Working hours
Start
09
End
18
Theme

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 Sant Martí

Istanbul keeps UTC+3 (UTC+3) and Sant Martí keeps CEST (UTC+2) today. Sant Martí is 1 hour 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: 09:00–17:00 in Sant Martí (10:00–18:00 your time).

Istanbul and Sant Martí 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
Sant Martí——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with Istanbul and Sant Martí

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, Sant Martí and other cities on screen as live clocks, under an animated sky and sun.

Best hours to call

10:00 in Istanbul
Inside working hours on both sides
09:00 in Sant Martí
11:00 in Istanbul
Inside working hours on both sides
10:00 in Sant Martí
12:00 in Istanbul
Inside working hours on both sides
11:00 in Sant Martí
13:00 in Istanbul
Inside working hours on both sides
12:00 in Sant Martí

Where daylight saving pulls them apart

Sant Martí next changes on Sunday 25 October 2026. Between those two dates the gap between the cities is an hour different from the one shown above — which is exactly when a recurring meeting drifts. Every date we track is on the daylight saving page.

Also useful

Common questions

How many hours ahead is Sant Martí of Istanbul?

Sant Martí is 1 hour 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 Sant Martí?

Any hour in 10:00–18:00 Istanbul time is inside working hours in both cities.

Do Istanbul and Sant Martí change clocks on the same date?

Only one of them does, so the gap between them changes twice a year even though neither city moved relative to the sun.