IRST to AEST
Convert Iran Time — Tehran to Australian Eastern (no DST) — Brisbane — fast, accurate, and daylight-saving aware.
When it's 9:00 AM in Tehran, it's 3:30 PM in Brisbane. Brisbane is 6½ hours ahead of Tehran. Use the converter above to turn any IRST time into AEST, or scan the hour-by-hour table below for the full day.
IRST to AEST at a glance
Planning a meeting between Tehran and Brisbane
Planning a call between Tehran and Brisbane? The best overlap during a standard 9-to-5 workday runs 9:00 AM–10:30 AM IRST (3:30 PM–5:00 PM AEST). Aim for that window to reach both sides during business hours.
Hour-by-hour: Tehran to Brisbane
A full day mapped from IRST to AEST.
Frequently asked
Is Brisbane ahead of or behind Tehran?
Brisbane is 6½ hours ahead of Tehran.
What is 12:00 PM IRST in AEST?
12:00 PM in Tehran is 6:30 PM in Brisbane.
Does this converter account for daylight saving time?
Yes. Conversions use the IANA time zone database, so IRST and AEST automatically reflect the correct daylight-saving offset for the current date.