Istanbul to Katunayaka: time difference
Katunayaka is 2 h 30 min ahead of Istanbul. Live clocks for both, the working hours they share, and how each one sits against your own time.
+2 h 30 min
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Istanbul 02:10 2:10 AM Katunayaka 04:40 4:40 AM You –:–
02:10 2:10 AM
Türkiye Standard Time · UTC+3
☀️ 07:32 · 🌙 18:05
04:40 4:40 AM
India Standard Time · UTC+5:30
☀️ 05:58 · 🌙 17:52
·
+2 h 30 min
Katunayaka is 2 h 30 min ahead of Istanbul.
When you, Istanbul and Katunayaka are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇹🇷 Istanbul
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇱🇰 Katunayaka
2:30 2:30 AM 3:30 3:30 AM 4:30 4:30 AM 5:30 5:30 AM 6:30 6:30 AM 7:30 7:30 AM 8:30 8:30 AM 9:30 9:30 AM 10:30 10:30 AM 11:30 11:30 AM 12:30 12:30 PM 13:30 1:30 PM 14:30 2:30 PM 15:30 3:30 PM 16:30 4:30 PM 17:30 5:30 PM 18:30 6:30 PM 19:30 7:30 PM 20:30 8:30 PM 21:30 9:30 PM 22:30 10:30 PM 23:30 11:30 PM 0:30 12:30 AM 1:30 1:30 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇹🇷 Istanbul | 🇱🇰 Katunayaka |
|---|---|---|
| Local time | 02:10 | 04:40 |
| Local date | Thursday, October 29, 2026 | Thursday, October 29, 2026 |
| Time zone | Türkiye Standard Time | India Standard Time |
| UTC offset | UTC+3 | UTC+5:30 |
| Offset from Istanbul | — | +2 h 30 min |
| IANA zone | Europe/Istanbul | Asia/Colombo |
| Daylight saving | Not observed | Not observed |
| Sunrise | 07:32 | 05:58 |
| Sunset | 18:05 | 17:52 |
| Daylight | 10 h 34 min | 11 h 53 min |
| People on this clock | 15,701,602 | 84,643 |
Compare Istanbul with another city
More comparisons with Istanbul: the time zones next to it and the far side of the clock.
Big time differences
Istanbul and Katunayaka: common questions
What is the time difference between Istanbul and Katunayaka?
Katunayaka is 2 hours and 30 minutes ahead: it uses UTC+5:30, while Istanbul is on UTC+3.
If it is 9:00 AM in Istanbul, what time is it in Katunayaka?
At 9:00 AM in Istanbul, clocks in Katunayaka show 11:30 AM.
If it is 6:00 PM in Istanbul, what time is it in Katunayaka?
At 6:00 PM in Istanbul, clocks in Katunayaka show 8:30 PM.
Is there a time when both Istanbul and Katunayaka are at work?
Yes: from 9:00 AM to 3:30 PM in Istanbul (11:30 AM to 6:00 PM in Katunayaka), the working days (9:00 AM–6:00 PM) overlap.
When is it already the next day in Katunayaka?
From 9:30 PM in Istanbul it is already the next day in Katunayaka. The other way round, until 2:30 AM in Katunayaka it is still the previous day in Istanbul.
Is the time difference between Istanbul and Katunayaka the same all year?
Yes. Neither Istanbul nor Katunayaka switches to summer time, so the gap is always 2 hours and 30 minutes.
