Oslo, Norway Kolkata, India
Compare time between Oslo and Kolkata
Frequently Asked Questions
Oslo is in the CEST timezone (UTC+2) and Kolkata is in the IST timezone (UTC+5:30). The time difference between them is 3h 30m.
Use the timeline above to find overlapping business hours between Oslo and Kolkata. The "Best time to meet" card highlights the window where both cities are within working hours (9 AM – 6 PM local time).
Oslo observes Daylight Saving Time, while Kolkata does not. When DST is active in Oslo, the time difference changes by 1 hour.
Click the pencil icon next to the Oslo clock and type any time. The Kolkata clock will update instantly, showing the exact corresponding time. You can also pick a date to account for DST changes.