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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 Port-au-Prince vs Istanbul

Port-au-Prince keeps EDT (UTC−4) and Istanbul keeps UTC+3 (UTC+3) today. Istanbul is 7 hours ahead of Port-au-Prince; 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: 16:00–18:00 in Istanbul (09:00–11:00 your time).

Port-au-Prince and Istanbul hour by hour, with the working-hour overlap shaded
City00:00 in Port-au-Prince01:00 in Port-au-Prince02:00 in Port-au-Prince03:00 in Port-au-Prince04:00 in Port-au-Prince05:00 in Port-au-Prince06:00 in Port-au-Prince07:00 in Port-au-Prince08:00 in Port-au-Prince09:00 in Port-au-Prince10:00 in Port-au-Prince11:00 in Port-au-Prince12:00 in Port-au-Prince13:00 in Port-au-Prince14:00 in Port-au-Prince15:00 in Port-au-Prince16:00 in Port-au-Prince17:00 in Port-au-Prince18:00 in Port-au-Prince19:00 in Port-au-Prince20:00 in Port-au-Prince21:00 in Port-au-Prince22:00 in Port-au-Prince23:00 in Port-au-Prince
Port-au-Prince——000102030405060708091011121314151617181920212223
Istanbul——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with Port-au-Prince 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 Port-au-Prince, Istanbul and other cities on screen as live clocks, under an animated sky and sun.

Best hours to call

09:00 in Port-au-Prince
Inside working hours on both sides
16:00 in Istanbul
10:00 in Port-au-Prince
Inside working hours on both sides
17:00 in Istanbul

Where daylight saving pulls them apart

Port-au-Prince next changes on Sunday 1 November 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 Istanbul of Port-au-Prince?

Istanbul is 7 hours ahead of Port-au-Prince right now. The gap is not fixed: it moves whenever either side changes its clocks.

What is the best time to call between Port-au-Prince and Istanbul?

Any hour in 09:00–11:00 Port-au-Prince time is inside working hours in both cities.

Do Port-au-Prince and Istanbul 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.