IRST to AWST converter

Iran Time (Tehran) to Australian Western Time (Perth).

IRST3:37 AMSat 31 Oct 2026

→

AWST8:07 AMSat 31 Oct 2026

AWST is 4 h 30 min ahead of IRST.

Pick a time in IRST

⇄ AWST to IRST

9:00 AM IRST = 1:30 PM AWST same day

Best time to meet

The best time to meet is between 9:00 AM and 1:00 PM IRST, which is 1:30 PM to 5:30 PM AWST. Both sides are then inside 9 AM to 5 PM.

IRST to AWST time table

For 31 Oct 2026. Green rows: both sides between 9 AM and 5 PM.

IRST	AWST
12:00 AM IRST	4:30 AM AWST
1:00 AM IRST	5:30 AM AWST
2:00 AM IRST	6:30 AM AWST
3:00 AM IRST	7:30 AM AWST
4:00 AM IRST	8:30 AM AWST
5:00 AM IRST	9:30 AM AWST
6:00 AM IRST	10:30 AM AWST
7:00 AM IRST	11:30 AM AWST
8:00 AM IRST	12:30 PM AWST
9:00 AM IRST	1:30 PM AWST
10:00 AM IRST	2:30 PM AWST
11:00 AM IRST	3:30 PM AWST
12:00 PM IRST	4:30 PM AWST
1:00 PM IRST	5:30 PM AWST
2:00 PM IRST	6:30 PM AWST
3:00 PM IRST	7:30 PM AWST
4:00 PM IRST	8:30 PM AWST
5:00 PM IRST	9:30 PM AWST
6:00 PM IRST	10:30 PM AWST
7:00 PM IRST	11:30 PM AWST
8:00 PM IRST	12:30 AM AWST next day
9:00 PM IRST	1:30 AM AWST next day
10:00 PM IRST	2:30 AM AWST next day
11:00 PM IRST	3:30 AM AWST next day

Quick answers

9:00 AM IRST = 1:30 PM AWST
12:00 PM IRST = 4:30 PM AWST
3:00 PM IRST = 7:30 PM AWST
5:00 PM IRST = 9:30 PM AWST
9:00 AM AWST = 4:30 AM IRST
12:00 PM AWST = 7:30 AM IRST
5:00 PM AWST = 12:30 PM IRST

Does the gap change during the year?

No. AWST is 4 h 30 min ahead of IRST all year.

IRST does not change its clocks. AWST does not change its clocks.

About IRST and AWST

IRST here means Iran Time, the clock in Tehran. Right now it is UTC+3:30. It has no daylight saving.

AWST here means Australian Western Time, the clock in Perth. Right now it is UTC+8. It has no daylight saving.

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