IRST to GST Time Converter
Convert time between Iran Standard Time and Gulf Standard Time.
Meeting Planner between IRST and GST
Best Time to Call between IRST and GST
IRST:
Your local timezone (UTC) differs from IRST/GST. Defaulting to IRST.
Mon, Jan 12, 2026
IRST: Mon, Jan 12 09:30–10:30
GST: Mon, Jan 12 10:00–11:00
IRST: Mon, Jan 12 09:00–10:00
GST: Mon, Jan 12 09:30–10:30
IRST: Mon, Jan 12 10:00–11:00
GST: Mon, Jan 12 10:30–11:30
Tue, Jan 13, 2026
IRST: Tue, Jan 13 09:30–10:30
GST: Tue, Jan 13 10:00–11:00
IRST: Tue, Jan 13 09:00–10:00
GST: Tue, Jan 13 09:30–10:30
IRST: Tue, Jan 13 10:00–11:00
GST: Tue, Jan 13 10:30–11:30
Wed, Jan 14, 2026
IRST: Wed, Jan 14 09:30–10:30
GST: Wed, Jan 14 10:00–11:00
IRST: Wed, Jan 14 09:00–10:00
GST: Wed, Jan 14 09:30–10:30
IRST: Wed, Jan 14 10:00–11:00
GST: Wed, Jan 14 10:30–11:30
IRST and GST Hours Mapping Table
Work hours Sleep hours
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00:30
01:00
01:30
02:00
02:30
03:00
03:30
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04:30
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05:30
06:00
06:30
07:00
07:30
08:00
08:30
09:00
09:30
10:00
10:30
11:00
11:30
12:00
12:30
13:00
13:30
14:00
14:30
15:00
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16:00
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17:30
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18:30
19:00
19:30
20:00
20:30
21:00
21:30
22:00
22:30
23:00
23:30