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Working hours
Start
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 Bordj Bou Arreridj

Istanbul keeps UTC+3 (UTC+3) and Bordj Bou Arreridj keeps CET (UTC+1) today. Bordj Bou Arreridj is 2 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: 09:00–16:00 in Bordj Bou Arreridj (11:00–18:00 your time).

Istanbul and Bordj Bou Arreridj 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
Bordj Bou Arreridj——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with Istanbul and Bordj Bou Arreridj

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, Bordj Bou Arreridj and other cities on screen as live clocks, under an animated sky and sun.

Best hours to call

11:00 in Istanbul
Inside working hours on both sides
09:00 in Bordj Bou Arreridj
12:00 in Istanbul
Inside working hours on both sides
10:00 in Bordj Bou Arreridj
13:00 in Istanbul
Inside working hours on both sides
11:00 in Bordj Bou Arreridj
14:00 in Istanbul
Inside working hours on both sides
12:00 in Bordj Bou Arreridj

Where daylight saving pulls them apart

Neither Istanbul nor Bordj Bou Arreridj changes its clocks, so the gap above holds all year.

Also useful

Common questions

How many hours ahead is Bordj Bou Arreridj of Istanbul?

Bordj Bou Arreridj is 2 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 Bordj Bou Arreridj?

Any hour in 11:00–18:00 Istanbul time is inside working hours in both cities.

Do Istanbul and Bordj Bou Arreridj change clocks on the same date?

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