Istanbul to City One Time Converter

Updating current time…
Istanbul
TurkeyTRT
UTC+3
12am
3am
6am
9am
12pm
3pm
6pm
9pm
City One
Hong KongHKT
UTC+8
5h ahead
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

3:00 pm15:00 TRT (UTC+3), Nov 4, 2026 = 8:00 pm20:00 HKT (UTC+8), Nov 4, 2026

Istanbul is 5 hours behind City One.

How the time difference changes

Istanbul is 5 hours behind City One year-round.

Working hours of 9:00 am to 6:00 pm in Istanbul correspond to 2:00 pm to 11:00 pm in City One.Working hours of 09:00 to 18:00 in Istanbul correspond to 14:00 to 23:00 in City One.

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

Time Difference

TRT (Turkey Time) is 5 hours behind HKT (Hong Kong Time).
3:00 pm15:00 in Istanbul, Turkey is 8:00 pm20:00 in City One, Hong Kong

Istanbul to City One call time
Best time for a conference call or a meeting is between 9am-1pm09:00-13:00 in Istanbul which corresponds to 2pm-6pm14:00-18:00 in City One

3:00 pm15:00 TRT (Turkey Time) (Istanbul, Turkey). Offset UTC +3:00 hours
8:00 pm20:00 HKT (Hong Kong Time) (City One, Hong Kong). Offset UTC +8:00 hours

3:00 pm15:00 Istanbul, Turkey / 8:00 pm20:00 City One, Hong Kong

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
Istanbul, TurkeyCity One, Hong Kong
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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

City One Time Zone and Facts

Time Zone

Abbreviation / Offset
HKT – Hong Kong Time, UTC+8 (no daylight saving time)

City One Facts

Country
Hong Kong
Population
15,407
Currency
Dollar (HKD)
Geographic Coordinates
22° 23' N Latitude / 114° 12' E Longitude
International Dialing Code
+852
More About City One
City One local time and city facts