Katunayaka to Istanbul: time difference
Istanbul is 2 h 30 min behind Katunayaka. 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.
Katunayaka 03:16 3:16 AM Istanbul 00:46 12:46 AM You –:–
03:16 3:16 AM
India Standard Time · UTC+5:30
☀️ 05:58 · 🌙 17:52
00:46 12:46 AM
Türkiye Standard Time · UTC+3
☀️ 07:30 · 🌙 18:07
·
−2 h 30 min
Istanbul is 2 h 30 min behind Katunayaka.
When you, Katunayaka and Istanbul are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇱🇰 Katunayaka
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
🇹🇷 Istanbul
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 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇱🇰 Katunayaka | 🇹🇷 Istanbul |
|---|---|---|
| Local time | 03:16 | 00:46 |
| Local date | Thursday, October 29, 2026 | Thursday, October 29, 2026 |
| Time zone | India Standard Time | Türkiye Standard Time |
| UTC offset | UTC+5:30 | UTC+3 |
| Offset from Katunayaka | — | −2 h 30 min |
| IANA zone | Asia/Colombo | Europe/Istanbul |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:58 | 07:30 |
| Sunset | 17:52 | 18:07 |
| Daylight | 11 h 53 min | 10 h 36 min |
| People on this clock | 84,643 | 15,701,602 |
Compare Katunayaka with another city
More comparisons with Katunayaka: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Katunayaka and Istanbul: common questions
How many hours behind Katunayaka is Istanbul?
The clocks in Istanbul are 2 hours and 30 minutes behind those in Katunayaka (UTC+3 and UTC+5:30).
What time is it in Istanbul at the start of the working day in Katunayaka?
The working day in Katunayaka starts at 9:00 AM; in Istanbul it is 6:30 AM at that moment.
What time is it in Istanbul at the end of the working day in Katunayaka?
The working day in Katunayaka ends at 6:00 PM; in Istanbul it is 3:30 PM at that moment.
When is a good time to call Istanbul from Katunayaka?
Between 11:30 AM and 6:00 PM in Katunayaka – that is 9:00 AM to 3:30 PM in Istanbul – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in Istanbul?
Until 2:30 AM in Katunayaka it is still the previous day in Istanbul. The other way round, from 9:30 PM in Istanbul it is already the next day in Katunayaka.
Is the time difference between Katunayaka and Istanbul the same all year?
Yes. Neither Katunayaka nor Istanbul switches to summer time, so the gap is always 2 hours and 30 minutes.
