Time difference between Chicago and Colombo
Compare the current local time in Chicago and Colombo, see when your working hours overlap, and convert any specific hour between the two timezones.
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How do I convert a specific time?
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What's the working-hours overlap?
When Chicago's 9:00–17:00 business hours overlap with Colombo's.
Chicago working hours
Colombo working hours
Overlap (both working)
🇺🇸 Chicago
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🇱🇰 Colombo
How do you schedule across Chicago and Colombo?
Scheduling between Chicago and Colombo is hard. Their standard business hours do not overlap on the same day, with the smallest gap running 2 hours 30 minutes between Colombo closing at 17:00 local and Chicago opening at 09:00 local. Practical bridging slots: an early Chicago start at 06:30 (catching Colombo just at close, 17:00), or a late Colombo call at 19:30 (catching Chicago at opening, 09:00).
What's the quick reference?
| 🇺🇸 Chicago | 🇱🇰 Colombo | In Colombo it's… |
|---|---|---|
| 06:00 — Early morning | — | — |
| 09:00 — Start of work | — | — |
| 12:00 — Lunchtime | — | — |
| 15:00 — Mid-afternoon | — | — |
| 17:00 — End of work | — | — |
| 20:00 — Evening | — | — |