Kolkata, India Addis Ababa, Ethiopia

Kolkata is in the IST timezone (UTC+5:30) and Addis Ababa is in the EAT timezone (UTC+3). The time difference between them is 2h 30m.

Use the timeline above to find overlapping business hours between Kolkata and Addis Ababa. The "Best time to meet" card highlights the window where both cities are within working hours (9 AM – 6 PM local time).

Neither Kolkata nor Addis Ababa observes Daylight Saving Time, so the time difference remains constant throughout the year.

Click the pencil icon next to the Kolkata clock and type any time. The Addis Ababa clock will update instantly, showing the exact corresponding time. You can also pick a date to account for DST changes.