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Global ClockTime zone converter & meeting planner
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Working hours
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09
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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 San Antonio vs Karachi

San Antonio keeps CDT (UTC−5) and Karachi keeps PKT (UTC+5) today. Karachi is 10 hours ahead of San Antonio; the rows below read both clocks live.

The working day, side by side

The working days do not meet. there is no working-hour overlap with Karachi — the nearest workable window is 07:00–08:00 your time (17:00 there).

San Antonio and Karachi hour by hour, with the working-hour overlap shaded
City00:00 in San Antonio01:00 in San Antonio02:00 in San Antonio03:00 in San Antonio04:00 in San Antonio05:00 in San Antonio06:00 in San Antonio07:00 in San Antonio08:00 in San Antonio09:00 in San Antonio10:00 in San Antonio11:00 in San Antonio12:00 in San Antonio13:00 in San Antonio14:00 in San Antonio15:00 in San Antonio16:00 in San Antonio17:00 in San Antonio18:00 in San Antonio19:00 in San Antonio20:00 in San Antonio21:00 in San Antonio22:00 in San Antonio23:00 in San Antonio
San Antonio——000102030405060708091011121314151617181920212223
Karachi——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with San Antonio and Karachi

Open in the PlannerAdd more cities, find a meeting time that works for everyone, then share it as a link.Open in Watch ViewKeep San Antonio, Karachi and other cities on screen as live clocks, under an animated sky and sun.

Best hours to call

there is no working-hour overlap with Karachi — the nearest workable window is 07:00–08:00 your time (17:00 there).

Where daylight saving pulls them apart

San Antonio 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 Karachi of San Antonio?

Karachi is 10 hours ahead of San Antonio right now. The gap is not fixed: it moves whenever either side changes its clocks.

What is the best time to call between San Antonio and Karachi?

There is no hour inside working hours in both cities. 07:00–08:00 your time (17:00 there) is the cheapest compromise, and one side is taking a shoulder hour.

Do San Antonio and Karachi 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.