What is the time difference between Dublin and Bengaluru?

Bengaluru is 4 hours 30 minutes ahead of Dublin. 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 Bengaluru from Dublin?

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

Does Dublin observe daylight saving time?

Yes. Dublin runs on UTC+0 in winter and UTC+1 in summer. The next change is on 2026-10-25, when clocks go back by 60 minutes.

Does Bengaluru observe daylight saving time?

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

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

It is 16:30 in Bengaluru, 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 Dublin and Bengaluru use?

Dublin uses Europe/Dublin, currently UTC+1 (IST), and Bengaluru uses Asia/Kolkata, currently UTC+5:30 (IST). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.

Convert Dublin time to Bengaluru time

Right now Bengaluru runs 4 hours 30 minutes ahead of Dublin. That gap is not fixed: it moves when either city changes its clocks.

Convert a time

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Converted 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 Dublin, and what the clock reads in Bengaluru at that same moment.

Dublin	Bengaluru
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

Bengaluru keeps one offset all year while Dublin moves twice. That is the whole reason this difference is seasonal.

Dublin

Observes daylight saving time

Standard: UTC+0
Daylight: UTC+1
Next change: 2026-10-25 −60m

Bengaluru

Does not observe daylight saving time

Standard: UTC+5:30

When you can actually talk

You have 4 hours 30 minutes of shared working time: 09:00–13:30 in Dublin, which is 13:30–18:00 in Bengaluru.

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

Reference

The underlying data, in case you need to put it in a calendar invitation or a configuration file.

	Dublin	Bengaluru
IANA zone	Europe/Dublin	Asia/Kolkata
Abbreviation	IST	IST
Standard offset	UTC+0	UTC+5:30
Daylight offset	UTC+1	—
Clock changes this year	2	0
Country	Ireland	India

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

Common questions

What is the time difference between Dublin and Bengaluru?: Bengaluru is 4 hours 30 minutes ahead of Dublin. 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 Bengaluru from Dublin?: Between 09:00–13:30 in Dublin, which is 13:30–18:00 in Bengaluru. That is the only stretch where both cities are inside a 09:00–18:00 day.
Does Dublin observe daylight saving time?: Yes. Dublin runs on UTC+0 in winter and UTC+1 in summer. The next change is on 2026-10-25, when clocks go back by 60 minutes.
Does Bengaluru observe daylight saving time?: No. Bengaluru stays on UTC+5:30 all year, so its clocks never move.
If it is midday in Dublin, what time is it in Bengaluru?: It is 16:30 in Bengaluru, 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 Dublin and Bengaluru use?: Dublin uses Europe/Dublin, currently UTC+1 (IST), and Bengaluru uses Asia/Kolkata, currently UTC+5:30 (IST). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.