Time Difference: Auckland vs Kolkata

Kolkata is 7.5 hours behind Auckland.

Quick Reference

Auckland
NZDT (GMT+13)

NZST starts on Apr 4, 2026

Kolkata
IST (GMT+5:30)

No Daylight Saving Time

Frequently Asked Questions

What is the time difference between Auckland and Kolkata?
Kolkata is 7.5 hours behind Auckland.
When is the best time to call from Auckland to Kolkata?
The best time to call is during overlapping business hours (9 AM – 5 PM) in both cities. Use the interactive converter on this page to visually compare hours side by side.
Does the time difference change with daylight saving time?
The time difference may change when either city enters or exits daylight saving time. Auckland uses NZDT and Kolkata uses IST.
Time Difference: Auckland vs Kolkata — 7.5 Hours | Timezone App