IST to PKT Time Zone Converter — Time Difference Between Kolkata and Karachi
Drag the slider or click the time display to type a specific hour and instantly convert IST to PKT. The time difference between Kolkata and Karachi is 0:30 hours — Karachi (PKT) is behind Kolkata (IST) (UTC+5:30 vs UTC+5:00); for example, 9:00 AM IST = 8:30 AM PKT; to convert, subtract 0:30 hours. Use this IST to PKT time zone converter to check the live current time in both cities, browse the 24-hour IST to PKT conversion table, plan international meetings, find the best overlap hours, and account for daylight saving time changes automatically.
IST
India Standard Time
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PKT
Pakistan Standard Time
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IST to PKT Time Zone Difference — Hour-by-Hour Conversion Table
Scan each row to convert any IST time to PKT and find the exact time difference between Kolkata and Karachi hour by hour. Amber-highlighted rows mark standard daytime business hours, making it easy to spot overlapping work windows for scheduling international meetings or remote team calls. Tap the arrows to jump between days, click "Today" to reset, and all daylight saving time transitions are handled automatically.
| IST (Kolkata) | PKT (Karachi) |
|---|
What Time Is It Now in Kolkata?
Live current local time in Kolkata, India — IST (UTC+5:30). Updates every second.
What Time Is It Now in Karachi?
Live current local time in Karachi, Pakistan — PKT (UTC+5:00). Updates every second.
IST to PKT Quick Reference
Common business hours in Kolkata converted to Karachi local time — handy for scheduling video calls, client meetings, and international conference calls.
IST & PKT Meeting Planner — Best Overlapping Hours
Use the color-coded conversion table above to find overlapping business hours between Kolkata and Karachi. Amber rows mark standard daytime work hours (8 AM–6 PM local time) — pick a slot that falls in amber on both sides for a meeting time that works for everyone. Since IST (UTC+5:30) is 0:30 hours behind PKT (UTC+5:00), this time zone meeting planner is ideal for scheduling international calls, remote team standups, and cross-border project syncs.
Why Trust This Kolkata to Karachi Time Zone Converter?
ConvertFlash uses the IANA Time Zone Database — the same authoritative source that powers your phone, browser, and every major operating system — so every Kolkata to Karachi conversion handles daylight saving time transitions, half-hour UTC offsets, and historical time zone changes automatically. The live world clock updates every second, and the hour-by-hour conversion table regenerates correctly for any past or future date you select, making it reliable for both real-time checks and advance international scheduling.
IST — India Standard Time
Kolkata, India — UTC offset UTC+5:30
- Abbreviation
- IST
- UTC Offset
- UTC+5:30
- City
- Kolkata
- Country
- India
PKT — Pakistan Standard Time
Karachi, Pakistan — UTC offset UTC+5:00
- Abbreviation
- PKT
- UTC Offset
- UTC+5:00
- City
- Karachi
- Country
- Pakistan