Best overlap: 8:00 AM to 2:00 PM in Lagos is 12:30 PM to 6:30 PM in Kolkata.
For a call that suits both sides, look at 8:00 AM to 2:00 PM in Lagos / 12:30 PM to 6:30 PM in Kolkata. Kolkata is 4.5 hours ahead of Lagos, but the generous 6-hour window means both teams can meet well within their normal day.
| Local time | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Lagos Africa/Lagos | ||||||||||||||||||||||||
Kolkata Asia/Kolkata |
A complete guide to time zones in 2025, from UTC and GMT differences to Daylight Saving Time changes, IANA database rules, abbreviation pitfalls, and developer best practices for handling global time. -