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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 Lahore vs Kolkata

Lahore keeps PKT (UTC+5) and Kolkata keeps IST (UTC+5:30) today. Kolkata is 0½ hours ahead of Lahore; 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: 10:00–18:00 in Kolkata (09:00–17:00 your time).

Lahore and Kolkata hour by hour, with the working-hour overlap shaded
City00:00 in Lahore01:00 in Lahore02:00 in Lahore03:00 in Lahore04:00 in Lahore05:00 in Lahore06:00 in Lahore07:00 in Lahore08:00 in Lahore09:00 in Lahore10:00 in Lahore11:00 in Lahore12:00 in Lahore13:00 in Lahore14:00 in Lahore15:00 in Lahore16:00 in Lahore17:00 in Lahore18:00 in Lahore19:00 in Lahore20:00 in Lahore21:00 in Lahore22:00 in Lahore23:00 in Lahore
Lahore——000102030405060708091011121314151617181920212223
Kolkata——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with Lahore and Kolkata

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

Best hours to call

09:00 in Lahore
Inside working hours on both sides
10:00 in Kolkata
10:00 in Lahore
Inside working hours on both sides
11:00 in Kolkata
11:00 in Lahore
Inside working hours on both sides
12:00 in Kolkata
12:00 in Lahore
Inside working hours on both sides
13:00 in Kolkata

Where daylight saving pulls them apart

Neither Lahore nor Kolkata changes its clocks, so the gap above holds all year.

Also useful

Common questions

How many hours ahead is Kolkata of Lahore?

Kolkata is 0½ hours ahead of Lahore right now. The gap is not fixed: it moves whenever either side changes its clocks.

What is the best time to call between Lahore and Kolkata?

Any hour in 09:00–17:00 Lahore time is inside working hours in both cities.

Do Lahore and Kolkata change clocks on the same date?

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