Istanbul ColomboTime Converter
Istanbul (GMT+3, UTC+3) is currently 2 hours 30 minutes behind Colombo (IST, UTC+5:30). Compare live clocks, convert any hour, and find times to meet.
Best time to meet between Istanbul and Colombo
Best meeting times:
Istanbul: 9:00 AM – 4:00 PM
Colombo: 11:30 AM – 6:30 PM
Quick answer
When it's in Istanbul, it's the same day in Colombo.
Istanbul (GMT+3) runs 2 hours 30 minutes behind Colombo (IST). Both sides keep standard office hours with a real 9–6 overlap: the highlighted window above works for everyone.
- Time difference
- +2h 30m
- Istanbul
- UTC+3
- Colombo
- UTC+5:30
- Best call window
- 9:00 AM GMT+3
Istanbul to Colombo conversion table
The next 12 hours in Istanbul and the matching local time in Colombo. The current hour is highlighted; drag the converter's slider and the table follows.
| Istanbul · GMT+3 | Colombo · IST |
|---|---|
| NOW Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
Fri, Aug 7 |
This time difference never changes
Neither side observes daylight saving against the other, so the gap stays constant all year. Istanbul does not observe daylight saving time. Colombo does not observe daylight saving time. This page always shows the live, DST-aware difference.
Related time zone conversions
Jump straight to another pair: every combination is a live tool, not an article.
From Istanbul
To Colombo
One source of truth, for you and your AI
This page exposes the same answer as structured data, so when you ask an assistant "what's 9am Istanbul time in Colombo?", it can cite the exact, DST-aware result, not a stale blog post.
- Schema.org JSON-LD on every converter page
- A machine-readable facts island with time zone identifiers and every possible offset
- Live times in <time datetime> elements with explicit UTC offsets
{
"pair": "Istanbul → Colombo",
"url": "https://worldclock.pro/en/convert/istanbul-to-colombo",
"from": {
"name": "Istanbul",
"type": "city",
"abbreviation": "GMT+3",
"daylightAbbreviation": null,
"iana": "Europe/Istanbul",
"standardUtcOffset": "+03:00",
"daylightUtcOffset": null,
"referenceCity": "Istanbul"
},
"to": {
"name": "Colombo",
"type": "city",
"abbreviation": "IST",
"daylightAbbreviation": null,
"iana": "Asia/Colombo",
"standardUtcOffset": "+05:30",
"daylightUtcOffset": null,
"referenceCity": "Colombo"
},
"currentDifferenceMinutes": 150,
"possibleDifferencesMinutes": [
150
],
"note": "The difference is constant year-round."
}
Frequently asked questions
What is the time difference between Istanbul and Colombo?
Istanbul is currently 2 hours 30 minutes behind Colombo. Istanbul is on GMT+3 (UTC+3) and Colombo is on IST (UTC+5:30). The difference can change when either side starts or ends daylight saving time.
Is Colombo ahead of or behind Istanbul?
Colombo is currently 2 hours 30 minutes ahead of Istanbul.
When it is 9:00 AM in Istanbul, what time is it in Colombo?
When it is 9:00 AM on a Friday in Istanbul, it is 11:30 AM in Colombo.
Do Istanbul and Colombo observe daylight saving time?
Istanbul does not observe daylight saving time. Colombo does not observe daylight saving time.
How do I convert Istanbul time to Colombo time?
Add 2 hours 30 minutes to any time in Istanbul to get the time in Colombo. This page's converter and 24-hour table do it automatically and stay correct through daylight-saving changes.
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