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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 Osorno

Istanbul keeps UTC+3 (UTC+3) and Osorno keeps UTC−3 (UTC−3) today. Osorno is 6 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: 09:00–12:00 in Osorno (15:00–18:00 your time).

Istanbul and Osorno 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
Osorno——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with Istanbul and Osorno

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

Best hours to call

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

Where daylight saving pulls them apart

Osorno next changes on Saturday 3 April 2027. 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 Osorno of Istanbul?

Osorno is 6 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 Osorno?

Any hour in 15:00–18:00 Istanbul time is inside working hours in both cities.

Do Istanbul and Osorno 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.