SuperCalc

Istanbul to Berlin Time Converter

Convert time between Istanbul and Berlin. Right now, Istanbul is 1 hour ahead of Berlin.

TRT · Istanbul
10:34 PM
UTC +3 · Turkey
CET · Berlin
9:34 PM
UTC +2 · Germany
Time across cities

Time Zone Converter

Click any hour to see what it lands on in every city. The first row's hours run 12am to 11pm — every other row is its local time at the same instant.

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12p
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Istanbul
UTC +3anchor
Berlin
UTC +2
Right now
Istanbul
10:34 PM
Sat, May 9
Berlin
9:34 PM
Sat, May 9
Quick reference

When it's this time in Istanbul:

IstanbulBerlin
6:00 AM5:00 AM
9:00 AM8:00 AM
12:00 PM11:00 AM
3:00 PM2:00 PM
6:00 PM5:00 PM
9:00 PM8:00 PM

About TRT and CET

TRT (Turkey Time) covers Turkey and is anchored to the IANA zone Europe/Istanbul. It does not observe daylight saving time — the offset stays fixed all year.

CET (Central European Time) covers Germany, France, Italy, Spain, Netherlands, Belgium, Austria, Switzerland, Poland, Sweden, Norway, Denmark, Czech Republic, Hungary, and Croatia via Europe/Berlin. It observes daylight saving time, so the gap between these two zones shifts twice a year.

Because at least one of these zones uses DST, the time difference between TRT and CET is not constant — it shifts by an hour during the spring and autumn DST transitions. The hour grid below recomputes the difference for any specific date you click, using the IANA rules baked into your browser.

FAQ

How many hours difference between TRT and CET?
Right now, TRT is 1 hour ahead of CET. Because at least one of these zones observes daylight saving time, the gap shifts by an hour twice a year (spring and autumn). The hour grid above recomputes correctly for any specific date.
What time is 9 AM TRT in CET?
9 AM TRT (Istanbul) is 8:00 AM CET (Berlin) today. Click any cell in the grid above to convert other times — the math handles DST and half-hour offsets correctly.
Does TRT observe daylight saving time?
No. Turkey Time stays at a fixed offset year-round. The hour grid above will show the same difference whether you check in summer or winter.
What's the IANA timezone identifier for TRT and CET?
TRT → Europe/Istanbul. CET → Europe/Berlin. We use IANA identifiers (not GMT offsets) as the source of truth so historical and future dates remain accurate, including across DST changes and political timezone shifts.
Where can I see the overlap between TRT and CET working hours?
Click "Working hrs" in the toolbar above to highlight hours where all selected cities have overlapping business hours. The amber highlight shows which columns work for scheduling meetings across time zones.
Which countries use TRT and CET?
TRT (Turkey Time) is used in Turkey. CET (Central European Time) is used in Germany, France, Italy, Spain, Netherlands, Belgium, Austria, Switzerland, Poland, Sweden, Norway, Denmark, Czech Republic, Hungary, and Croatia. If you're converting time between any of these countries, this is the right page.