World Timezones

Kolkata to Rome Converter

Compare Rome to Kolkata instead
Kolkata8:46 amMon, Jun 8
KolkataIST
India · UTC+5:30
8:46 amMon, Jun 8
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RomeCEST
Italy · UTC+2
5:16 amMon, Jun 8
8p
9p
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Offset

The time difference between Kolkata and Rome is 3.5 hours.

3.5 hours

Kolkata (IST) is ahead of Rome (CEST).

IST: UTC+5:30

CEST: UTC+2

Rome is currently observing daylight saving time; Kolkata is not.

When to schedule

Business-hours overlap: 1 PM–5 PM in Kolkata (9 AM–1 PM in Rome).

Both teams are in working hours during this window on weekdays.

Suggested time: 3:00 PM Kolkata (11:30 AM Rome).

This window may shift by an hour during daylight saving time.

Public holidays in 2026

National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.

Italy

  • New Year's DayThu, Jan 1
  • EpiphanyTue, Jan 6
  • Easter SundaySun, Apr 5
  • Easter MondayMon, Apr 6
  • Liberation DaySat, Apr 25
  • International Workers DayFri, May 1
  • Republic DayTue, Jun 2
  • Assumption DaySat, Aug 15
  • St. Francis of Assisi's DaySun, Oct 4
  • All Saints DaySun, Nov 1
  • Immaculate ConceptionTue, Dec 8
  • Christmas DayFri, Dec 25
  • St. Stephen's DaySat, Dec 26

About these zones

Kolkata uses India Standard Time (IST). To call India, dial +91.

Rome uses Central European Time (CET, or CEST). To call Italy, dial +39.

Rome is approximately 4,500 miles northwest of Kolkata.

Quick reference

Full 24-hour conversion table — tap any time to open it in the converter.

KolkataRomeDay
12:00 am8:30 pm-1 day
1:00 am9:30 pm-1 day
2:00 am10:30 pm-1 day
3:00 am11:30 pm-1 day
4:00 am12:30 amSame day
5:00 am1:30 amSame day
6:00 am2:30 amSame day
7:00 am3:30 amSame day
8:00 am4:30 amSame day
9:00 am5:30 amSame day
10:00 am6:30 amSame day
11:00 am7:30 amSame day
12:00 pm8:30 amSame day
1:00 pm9:30 amSame day
2:00 pm10:30 amSame day
3:00 pm11:30 amSame day
4:00 pm12:30 pmSame day
5:00 pm1:30 pmSame day
6:00 pm2:30 pmSame day
7:00 pm3:30 pmSame day
8:00 pm4:30 pmSame day
9:00 pm5:30 pmSame day
10:00 pm6:30 pmSame day
11:00 pm7:30 pmSame day

Daylight saving time

Rome observes daylight saving time; Kolkata does not. The offset between the two zones changes when Rome transitions: on Sunday, October 25, 2026, clocks fall back from CEST to CET.

See the daylight saving time page for transition dates across every time zone.

Daylight today

Kolkata
Sunrise
4:52 AM
Sunset
6:21 PM
Day length
13h 28m
Rome
Sunrise
5:36 AM
Sunset
8:44 PM
Day length
15h 8m

Daylight overlap: 9h 15m — 9:06 AM–6:21 PM in Kolkata (5:36 AM–2:51 PM in Rome). Both locations are in daylight during this window.

Cities in these zones

Other cities in Central European Time

Browse all cities to see the current local time anywhere.

Airports in these zones

Airports in India Standard Time

  • BOM
  • NMI
  • DEL
  • BLR
  • HYD
  • AMD
  • MAA
  • CCU
  • STV
  • PNQ

Airports in Central European Time

  • CIA
  • FCO
  • BGY
  • LIN
  • MXP
  • NAP
  • FLR
  • TSF
  • VCE

Related conversions

Common conversions

What is 9:00 am Kolkata in Rome?
9:00 am Kolkata is 5:30 am Rome.
What is 12:00 pm Kolkata in Rome?
12:00 pm Kolkata is 8:30 am Rome.
What is 12:30 pm Kolkata in Rome?
12:30 pm Kolkata is 9:00 am Rome.
What is 2:00 pm Kolkata in Rome?
2:00 pm Kolkata is 10:30 am Rome.
What is 5:00 pm Kolkata in Rome?
5:00 pm Kolkata is 1:30 pm Rome.
What is 11:30 pm Kolkata in Rome?
11:30 pm Kolkata is 8:00 pm Rome.