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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 Concordia vs Istanbul

Concordia keeps UTC−3 (UTC−3) and Istanbul keeps UTC+3 (UTC+3) today. Istanbul is 6 hours ahead of Concordia; 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).

Concordia and Istanbul hour by hour, with the working-hour overlap shaded
City00:00 in Concordia01:00 in Concordia02:00 in Concordia03:00 in Concordia04:00 in Concordia05:00 in Concordia06:00 in Concordia07:00 in Concordia08:00 in Concordia09:00 in Concordia10:00 in Concordia11:00 in Concordia12:00 in Concordia13:00 in Concordia14:00 in Concordia15:00 in Concordia16:00 in Concordia17:00 in Concordia18:00 in Concordia19:00 in Concordia20:00 in Concordia21:00 in Concordia22:00 in Concordia23:00 in Concordia
Concordia——000102030405060708091011121314151617181920212223
Istanbul——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

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

Best hours to call

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

Where daylight saving pulls them apart

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

Also useful

Common questions

How many hours ahead is Istanbul of Concordia?

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

What is the best time to call between Concordia and Istanbul?

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

Do Concordia and Istanbul change clocks on the same date?

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