The best time to call Kolkata from Seoul is 0.5 PM–5 PM your time (Seoul). Kolkata, India is 4 hours behind Seoul, South Korea. You have 4.5 hours of business hours overlap for scheduling calls.
Call between 0.5 PM–5 PM Seoul time. This is 9 AM–1.5 PM in Kolkata.
Seoul and Kolkata share 4.5 hours of overlapping business hours (9 AM – 5 PM local time).
The best time to call Kolkata from Seoul is 0.5 PM–5 PM Seoul time. This gives you 4.5 hours of business hours overlap.
Kolkata is 4 hours behind Seoul.
Avoid calling before 10.5 AM your time (they haven't started their day).
Yes, Seoul and Kolkata have approximately 4.5 hours of overlapping business hours per day.
You have 4.5 hours of overlap. Call during 0.5 PM–5 PM your time for the best results.
Both in business hours Both awake One outside comfort zone Sleeping hours
Seoul: 0.5 PM–5 PM GMT+9
Kolkata: 9 AM–1.5 PM GMT+5:30
| Seoul (GMT+9) | Kolkata (GMT+5:30) | Status |
|---|---|---|
| 7 AM | 3 AM | 🔴 They're sleeping |
| 8 AM | 4 AM | 🔴 They're sleeping |
| 9 AM | 5 AM | 🔴 They're sleeping |
| 10 AM | 6 AM | 🔴 They're sleeping |
| 11 AM | 7 AM | 🟡 They're awake |
| 12 PM | 8 AM | 🟡 They're awake |
| 1 PM | 9 AM | ✅ Both in office |
| 2 PM | 10 AM | ✅ Both in office |
| 3 PM | 11 AM | ✅ Both in office |
| 4 PM | 12 PM | ✅ Both in office |
| 5 PM | 1 PM | 🟡 They're awake |
| 6 PM | 2 PM | 🟡 They're awake |
| 7 PM | 3 PM | 🟡 They're awake |
| 8 PM | 4 PM | 🟡 They're awake |
| 9 PM | 5 PM | 🟡 They're awake |