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IST to AEDT Converter

India's half-hour offset produces a 5.5-hour gap with eastern Australia during AEDT season and 4.5 hours during AEST—a shift that can land meetings on either side of the lunch break in both cities. The India–Australia technology outsourcing corridor, deepened by the Australia–India Economic Cooperation and Trade Agreement, makes this a high-frequency pairing for BPO operations, software delivery teams, and mining services firms with engineers in both countries.

Time Zone Converter

Compare Times

ISTAEDT
Morning
ISTAEDT
12:00 AM IST5:30 AM AEDT
1:00 AM IST6:30 AM AEDT
2:00 AM IST7:30 AM AEDT
3:00 AM IST8:30 AM AEDT
4:00 AM IST9:30 AM AEDT
5:00 AM IST10:30 AM AEDT
6:00 AM IST11:30 AM AEDT
7:00 AM IST12:30 PM AEDT
8:00 AM IST1:30 PM AEDT
9:00 AM IST2:30 PM AEDT
10:00 AM IST3:30 PM AEDT
11:00 AM IST4:30 PM AEDT
Afternoon
ISTAEDT
12:00 PM IST5:30 PM AEDT
1:00 PM IST6:30 PM AEDT
2:00 PM IST7:30 PM AEDT
3:00 PM IST8:30 PM AEDT
4:00 PM IST9:30 PM AEDT
Evening
ISTAEDT
5:00 PM IST10:30 PM AEDT
6:00 PM IST11:30 PM AEDT
7:00 PM IST12:30 AM AEDT
8:00 PM IST1:30 AM AEDT
9:00 PM IST2:30 AM AEDT
10:00 PM IST3:30 AM AEDT
11:00 PM IST4:30 AM AEDT

Common Time Conversions

How Time Zone Conversion Works

Time zone conversion works by comparing the UTC offset of one location to another. Every city or region is measured relative to Coordinated Universal Time (UTC), which acts as the global reference point for civil time.

AEDT is 5 hours 30 minutes ahead of IST (standard time).

Daylight Saving Time: AEDT observes DST; IST does not. The offset between them shifts by 1 hour twice a year — in spring and autumn — when AEDT changes its clocks.

Best Meeting Times: IST & AEDT

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Scheduling difficulty:Moderate overlap

IST

09:00–11:30

India Time

AEDT

14:30–17:00

Eastern Australia Daylight Time

Recommended time: 10:30 IST / 16:00 AEDT

BPO operationsfinancesoftware developmentbusiness meetings

DST schedule for 2026

Current-year daylight saving start and end dates for the selected zones.

IST · India Time

Standard offset +05:30

Does not observe DST

India Time remains on a constant standard offset for the year.

India does not observe daylight saving time. The IST offset of UTC+5:30 is constant year-round. Note: 'IST' is sometimes ambiguous — it can also refer to Irish Standard Time (Ireland's summer time). On TimeAtlas, IST refers exclusively to India Standard Time.

AEDT · Eastern Australia Daylight Time

Standard offset +11:00

Observes DST
Starts
Oct 4, 2026 · 02:00 → 03:00
first_sunday_of_october
Ends
Apr 5, 2026 · 03:00 → 02:00
first_sunday_of_april
Daylight time
AEDT · +11:00

AEDT is the daylight-saving designation used in southeastern Australia; Queensland remains on AEST (UTC+10) year-round and is not represented by this code. Two Australian territories have unusual DST offsets: Lord Howe Island (NSW) uses UTC+10:30 in winter and UTC+11 in summer — the only jurisdiction in the world with a 30-minute DST shift; Norfolk Island uses UTC+11 in winter and UTC+12 in summer, following the same transition dates as eastern states.

Principal Cities

IST — India Time

  • MumbaiIndia
  • DelhiIndia
  • BangaloreIndia
  • HyderabadIndia

AEDT — Eastern Australia Daylight Time

  • SydneyAustralia
  • MelbourneAustralia
  • CanberraAustralia
  • HobartAustralia

Flight Information

Route

BOM ↔ SYD

Avg. flight time

15h

Direct flights

Not available

~15h with stopover.

Convert from India Time

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Convert to Eastern Australia Daylight Time

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