What is the time difference between Bengaluru and Sydney?

Sydney is 4 hours 30 minutes ahead of Bengaluru. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.

When is the best time to call Sydney from Bengaluru?

Between 09:00–13:30 in Bengaluru, which is 13:30–18:00 in Sydney. That is the only stretch where both cities are inside a 09:00–18:00 day.

Does Bengaluru observe daylight saving time?

No. Bengaluru stays on UTC+5:30 all year, so its clocks never move.

Does Sydney observe daylight saving time?

Yes. Sydney runs on UTC+10 in winter and UTC+11 in summer. The next change is on 2026-10-04, when clocks go forward by 60 minutes.

If it is midday in Bengaluru, what time is it in Sydney?

It is 16:30 in Sydney, on the same calendar date. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.

Which time zones do Bengaluru and Sydney use?

Bengaluru uses Asia/Kolkata, currently UTC+5:30 (IST), and Sydney uses Australia/Sydney, currently UTC+10 (AEST). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.

Convert Bengaluru time to Sydney time

Sydney is 4 hours 30 minutes ahead of Bengaluru right now, so midday in Bengaluru lands in the afternoon in Sydney.

Convert a time

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The converter needs JavaScript to run. Everything below — offsets, daylight saving dates and the hour-by-hour table — is part of the page and works without it.

Hour by hour

Every hour of a day in Bengaluru, and what the clock reads in Sydney at that same moment.

Bengaluru	Sydney
00:00	04:30
01:00	05:30
02:00	06:30
03:00	07:30
04:00	08:30
05:00	09:30
06:00	10:30
07:00	11:30
08:00	12:30
09:00	13:30
10:00	14:30
11:00	15:30
12:00	16:30
13:00	17:30
14:00	18:30
15:00	19:30
16:00	20:30
17:00	21:30
18:00	22:30
19:00	23:30
20:00	00:30next day
21:00	01:30next day
22:00	02:30next day
23:00	03:30next day

Daylight saving time

Sydney changes its clocks; Bengaluru does not. The difference between them therefore shifts by an hour twice a year.

Bengaluru

Does not observe daylight saving time

Standard: UTC+5:30

Sydney

Observes daylight saving time

Standard: UTC+10
Daylight: UTC+11
Next change: 2026-10-04 +60m

When you can actually talk

The window is 4 hours 30 minutes wide — 09:00–13:30 in Bengaluru, 13:30–18:00 in Sydney.

Bengaluru 09:00–13:30Sydney 13:30–18:00

Reference

The zone identifiers and offsets behind everything above.

	Bengaluru	Sydney
IANA zone	Asia/Kolkata	Australia/Sydney
Abbreviation	IST	AEST
Standard offset	UTC+5:30	UTC+10
Daylight offset	—	UTC+11
Clock changes this year	0	2
Country	India	Australia

Example, not the current time. Live times appear once the page loads.

Common questions

What is the time difference between Bengaluru and Sydney?: Sydney is 4 hours 30 minutes ahead of Bengaluru. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.
When is the best time to call Sydney from Bengaluru?: Between 09:00–13:30 in Bengaluru, which is 13:30–18:00 in Sydney. That is the only stretch where both cities are inside a 09:00–18:00 day.
Does Bengaluru observe daylight saving time?: No. Bengaluru stays on UTC+5:30 all year, so its clocks never move.
Does Sydney observe daylight saving time?: Yes. Sydney runs on UTC+10 in winter and UTC+11 in summer. The next change is on 2026-10-04, when clocks go forward by 60 minutes.
If it is midday in Bengaluru, what time is it in Sydney?: It is 16:30 in Sydney, on the same calendar date. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.
Which time zones do Bengaluru and Sydney use?: Bengaluru uses Asia/Kolkata, currently UTC+5:30 (IST), and Sydney uses Australia/Sydney, currently UTC+10 (AEST). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.