Horana South to Istanbul Time Converter

Updating current time…
Horana South
Sri LankaSLST
UTC+5:30
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Istanbul
TurkeyTRT
UTC+3
2h 30m behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

5:30 pm17:30 SLST (UTC+5:30), Oct 30, 2026 = 3:00 pm15:00 TRT (UTC+3), Oct 30, 2026

Horana South is 2 hours and 30 minutes ahead of Istanbul.

How the time difference changes

Horana South is 2 hours and 30 minutes ahead of Istanbul year-round.

Working hours of 9:00 am to 6:00 pm in Horana South correspond to 6:30 am to 3:30 pm in Istanbul.Working hours of 09:00 to 18:00 in Horana South correspond to 06:30 to 15:30 in Istanbul.

Compare Horana South time with Istanbul time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

SLST (Sri Lanka Standard Time) is 2 hours and 30 minutes ahead of TRT (Turkey Time).
5:30 pm17:30 in Horana South, Sri Lanka is 3:00 pm15:00 in Istanbul, Turkey

Horana South to Istanbul call time
Best time for a conference call or a meeting is between 11:30am-6pm11:30-18:00 in Horana South which corresponds to 9am-3:30pm09:00-15:30 in Istanbul

5:30 pm17:30 SLST (Sri Lanka Standard Time) (Horana South, Sri Lanka). Offset UTC +5:30 hours
3:00 pm15:00 TRT (Turkey Time) (Istanbul, Turkey). Offset UTC +3:00 hours

5:30 pm17:30 Horana South, Sri Lanka / 3:00 pm15:00 Istanbul, Turkey

Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.

Hourly time comparison
Horana South, Sri LankaIstanbul, Turkey
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Horana South Time Zone and Facts

Time Zone

Abbreviation / Offset
SLST – Sri Lanka Standard Time, UTC+5:30 (no daylight saving time)

Horana South Facts

Country
Sri Lanka
Population
8,982
Currency
Rupee (LKR)
Geographic Coordinates
6° 42' N Latitude / 80° 03' E Longitude
International Dialing Code
+94
More About Horana South
Horana South local time and city facts

Istanbul Time Zone and Facts

Time Zone

Abbreviation / Offset
TRT – Turkey Time, UTC+3 (no daylight saving time)

Istanbul Facts

Country
Turkey
Alternative Names
Bizanc, Bizánc, Byzance, Byzantion, Byzantium, Byzanz, Constantinoble, Constantinopla, Constantinople, Constantinopolen, Constantinopoli, Constantinopolis, Costantinopoli, Estambul, IST, Istamboul, Istambul, Istambuł, Istampoul, Istanbul, Istanbúl, Isztambul, Konstantinapoly, Konstantinopel, Konstantinopolo, Konstantinoupoli, Konstantinoupolis, Konstantinápoly, Kustantiniyah, Micklagard, Micklagård, Mikligardur, Mikligarður, Stamboul, Stambul, Stambula, Stambuł, Tsarigrad, Vizantija (Vizantija), Vyzantio, astnbwl, bijantium, byuzantion, byzntywn, iseutanbul, istambula, isutanburu, stin Poli [stimˈboli], yi si tan bu er, İstanbul, Βυζάντιο, Βυζαντιο, Ισταμπουλ, Ισταμπούλ, Κωνσταντινουπολη, Κωνσταντινούπολη, Κωνσταντινούπολις, στην Πόλι [stimˈboli], Византија (Vizantija), Истанбул, Стамбул, ביזנטיון, اسطنبول, इस्तांबुल, ইস্তাম্বুল, イスタンブール, ビュザンティオン, 伊斯坦布尔, 비잔티움, 이스탄불
Population
15,701,602
Currency
Lira (TRY)
Geographic Coordinates
41° 00' N Latitude / 28° 56' E Longitude
International Dialing Code
+90
More About Istanbul
Istanbul local time and city facts
Current Time in Turkey
Turkey time now