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DateAlmanac

What is GST in TRT?

Turkey Time is 1 hour behind

Gulf Standard Time is on UTC+4:00 and Turkey Time is on UTC+3:00 right now. That gap holds all year, because both zones change their clocks together.

Time in Dubai
4:53:05 PM
Time in Istanbul
3:53:05 PM
Difference
−1 h
Next clock change
Neither zone

Convert a time

TRT — Turkey Time

3:00 pm

TRT, Fri

Daylight saving

Gulf Standard Time

No clock changes

Gulf Standard Time stays on GST all year, so its offset from UTC never moves.

Turkey Time

No clock changes

Turkey Time stays on TRT all year, so its offset from UTC never moves.

GST to TRT conversion table

Every hour of Friday, September 25, 2026, converted from Gulf Standard Time to Turkey Time. 1 of the 24 hours fall on a different calendar day in Istanbul, which is marked.

12:00 am GST
11:00 pm TRT−1 day
1:00 am GST
12:00 am TRT
2:00 am GST
1:00 am TRT
3:00 am GST
2:00 am TRT
4:00 am GST
3:00 am TRT
5:00 am GST
4:00 am TRT
6:00 am GST
5:00 am TRT
7:00 am GST
6:00 am TRT
8:00 am GST
7:00 am TRT
9:00 am GST
8:00 am TRT
10:00 am GST
9:00 am TRT
11:00 am GST
10:00 am TRT
12:00 pm GST
11:00 am TRT
1:00 pm GST
12:00 pm TRT
2:00 pm GST
1:00 pm TRT
3:00 pm GST
2:00 pm TRT
4:00 pm GST
3:00 pm TRT
5:00 pm GST
4:00 pm TRT
6:00 pm GST
5:00 pm TRT
7:00 pm GST
6:00 pm TRT
8:00 pm GST
7:00 pm TRT
9:00 pm GST
8:00 pm TRT
10:00 pm GST
9:00 pm TRT
11:00 pm GST
10:00 pm TRT

Scheduling between the two

Working hours overlap from 10:00 am to 6:00 pm GST, which is 9:00 am to 5:00 pm TRT. Anything inside that window falls in the normal working day at both ends.

Gulf Standard Time (GST) is used in the UAE and Oman

Turkey Time (TRT) is used in all of Türkiye, on a permanent UTC+3 since 2016

Other conversions