Time Difference: Kolkata vs Rome
Kolkata
7:00:33 AM IST
Thursday, May 14, 2026
3h 30m
3h 30m
Rome
3:30:33 AM CEST
Thursday, May 14, 2026
Rome is 3.5 hours behind Kolkata.
Quick Reference
- Kolkata
- IST (GMT+5:30)
No Daylight Saving Time
- Rome
- CEST (GMT+2)
CET starts on Oct 25, 2026
Frequently Asked Questions
- What is the time difference between Kolkata and Rome?
- Rome is 3.5 hours behind Kolkata.
- When is the best time to call from Kolkata to Rome?
- 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. Kolkata uses IST and Rome uses CEST.