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Dublin to Bangalore

+4h 30m

Dublin

ISTSOURCE
Ireland · UTC+01:00☀ DST active
HH12
:
MM00
  
12:00 (24-hr)
12 AM6 AM12 PM6 PM12 AM

Bangalore

IST
India · UTC+05:30
HH04
:
MM30
  
16:30 (24-hr)
12 AM6 AM12 PM6 PM12 AM
Dublin
Bangalore
12:00 AM
4:30 AM
2:00 AM
6:30 AM
4:00 AM
8:30 AM
6:00 AM
10:30 AM
8:00 AM
12:30 PM
10:00 AM
2:30 PM
12:00 PM
4:30 PM
2:00 PM
6:30 PM
4:00 PM
8:30 PM
6:00 PM
10:30 PM
8:00 PM
12:30 AM+1
10:00 PM
2:30 AM+1

Green rows indicate typical business hours (9 AM - 5 PM)

IST and IST on the World Map

The map below highlights the IST (Greenwich Mean Time) and IST (India Standard Time) timezone regions across the globe.

ISTISTLondonDublinLisbonAccraMumbaiDelhiBangaloreKolkata
IST Zone
→
IST Zone

Explore all world timezones interactively →

GMT – Greenwich Mean Time

UTC+00:00

Greenwich Mean Time (GMT) is the mean solar time at the Royal Observatory in Greenwich, London. It is the same as UTC+00:00.

Countries in GMT
United KingdomIrelandIcelandPortugal (mainland)GhanaSenegalMaliMauritaniaGambiaGuineaSierra LeoneLiberiaIvory CoastBurkina FasoMorocco (historically)
Major Cities in GMT
LondonDublinLisbonAccraReykjavikEdinburghCasablancaDakarBamakoAbidjanConakryFreetownMonrovia
Key Facts about GMT
  • •GMT is based on the Prime Meridian (0° longitude) passing through Greenwich, London.
  • •The Royal Observatory in Greenwich has been the reference point for GMT since 1884.
  • •GMT and UTC are often used interchangeably, but UTC is based on atomic clocks.
  • •Iceland uses GMT year-round and never observes daylight saving time.
  • •The UK switches from GMT to BST (British Summer Time) in late March each year.
Daylight Saving:Yes – switches to BST
Learn more about GMT on Wikipedia

IST – India Standard Time

UTC+05:30

India Standard Time (IST) is the time zone for India and Sri Lanka, 5 hours and 30 minutes ahead of UTC.

Countries in IST
IndiaSri Lanka
Major Cities in IST
MumbaiDelhiBangaloreKolkataChennaiHyderabadPuneAhmedabadColomboJaipurLucknowSurat
Key Facts about IST
  • •India is 10 hours 30 minutes ahead of EST and 5 hours 30 minutes ahead of GMT.
  • •India uses a single time zone despite spanning 30° of longitude.
  • •IST is one of only a handful of time zones with a 30-minute offset.
  • •IST is the most populous single time zone in the world with over 1.4 billion people.
  • •The Bombay Stock Exchange (BSE) and National Stock Exchange (NSE) operate on IST.
Daylight Saving:No – UTC+05:30 year-round
Learn more about IST on Wikipedia

About Bangalore

Wikipedia

Bangalore operates on India Standard Time (IST), UTC+5:30. As India's tech capital, Bangalore time is crucial for global IT outsourcing coordination.

Population:8.4 million
Metro:13.2 million
Business Hours:9:30 AM - 6:30 PM IST
Currency:INR (₹)
Stock Exchange:NSE/BSE (via Mumbai)
Key Landmarks
Bangalore PalaceLalbagh Botanical GardenCubbon ParkVidhana SoudhaISKCON Temple
Did You Know?

The city has the most breweries of any Indian city and is called the 'Pub Capital of India.'

Learn more about IST timezone →

Comparing Time Zones: Dublin and Bangalore

Dublin runs on Irish Standard Time (IST) at UTC+01:00, currently observing daylight saving time. Bangalore runs on India Standard Time (IST) at UTC+05:30. That puts Dublin 4 hours 30 minutes ahead of Bangalore — a difference of +4h 30m at the current offsets.

In practice, when it is 9:00 AM in Dublin it is 1:30 PM in Bangalore. Midnight in Dublin is 4:30 AM in Bangalore.Dublin observes daylight saving time while Bangalore does not, so the gap narrows or widens by an hour part of the year.

Dublin to Bangalore time conversion table

Dublin (IST)Bangalore (IST)Day
12:00 AM4:30 AMsame day
6:00 AM10:30 AMsame day
7:00 AM11:30 AMsame day
8:00 AM12:30 PMsame day
9:00 AM1:30 PMsame day
12:00 PM4:30 PMsame day
3:00 PM7:30 PMsame day
5:00 PM9:30 PMsame day
6:00 PM10:30 PMsame day
9:00 PM1:30 AMnext day

Why people convert Dublin to Bangalore time

  • Scheduling a call from Dublin to Bangalore: a 10:00 AM start in Dublin lands at 2:30 PM in Bangalore, so you can confirm the slot without doing the arithmetic yourself.
  • Finding shared working hours: both Dublin and Bangalore are inside the 9-to-5 working day between 9:00 AM and 12:30 PM IST time (1:30 PM–5:00 PM IST). That is roughly 3 hours 30 minutes of usable overlap.
  • Booking travel or deliveries: tracking Bangalore local time against Dublin keeps pickup windows and arrival estimates honest across the +4h 30m offset.
  • Always state the zone abbreviation, not just the hour. "3:00 PM IST" is unambiguous; "3 PM" across a +4h 30m gap is not.
  • Block 9:00 AM–12:30 PM IST as the recurring meeting window if you work primarily from Dublin and need Bangalore colleagues present.
  • Dublin: Clocks fall back on Sun, Oct 25, 2026. Re-check this page after that date because the offset changes and so does the +4h 30m gap.

About GMT (Greenwich Mean Time)

Greenwich Mean Time (GMT) is the clock time at the Royal Observatory in Greenwich, London, which sits on the Prime Meridian (0° longitude). GMT serves as the reference point from which all other time zones are calculated. The United Kingdom uses GMT during winter months and switches to British Summer Time (BST, UTC+01:00) from late March to late October. Several West African nations use GMT year-round. GMT is often used interchangeably with UTC (Coordinated Universal Time), although technically they are different – UTC is based on atomic clocks while GMT is based on Earth's rotation.

About IST (India Standard Time)

India Standard Time (IST) is the time observed throughout India and Sri Lanka. It is based on the 82.5°E meridian, passing through Mirzapur in Uttar Pradesh. India uses a single time zone despite spanning roughly 30° of longitude, which has been debated. IST does not observe daylight saving time. India is the world's most populous country, making IST one of the most-used time zones globally. The IT outsourcing industry and call centers operate primarily on IST, making the EST-to-IST conversion one of the most searched timezone conversions.

Best time to call between Dublin and Bangalore

Both Dublin and Bangalore sit inside the 9 AM – 5 PM working day between 9:00 AM–12:30 PM IST, which is 1:30 PM–5:00 PM IST. That gives roughly 3 hours and 30 minutes of shared time — the safest window for a live call or meeting.

Business hours overlap

Dublin and Bangalore overlap for about 3 hours during the working day — enough for meetings if you avoid the edges of the window.

Dublin is 4 hours 30 minutes ahead of Bangalore (IST UTC+01:00 → IST UTC+05:30). The shared working window is 9:00 AM–12:30 PM IST. Remember to re-check around daylight-saving transitions.

🕐 Daylight Saving Time Info

Dublin

☀ Currently in DST

Standard: UTC+00:00 · DST: UTC+01:00

Clocks fall back on Sun, Oct 25, 2026

Bangalore

Does not observe DST

Frequently Asked Questions

What is the time difference between Dublin and Bangalore?

Dublin (IST, UTC+01:00) is 4 hours 30 minutes ahead of Bangalore (IST, UTC+05:30). The gap is currently +4h 30m.

How do I convert Dublin time to Bangalore time?

Add +4h 30m to Dublin local time. For example, 9:00 AM in Dublin is 1:30 PM in Bangalore.

What time is it in Bangalore right now?

Bangalore uses IST at UTC+05:30. Use the live converter at the top of this page — it updates in real time and already accounts for the +4h 30m offset from Dublin.

What is the best time to call Bangalore from Dublin?

Call between 9:00 AM and 12:30 PM IST — that maps to 1:30 PM–5:00 PM IST and keeps both parties inside the working day.

Which is ahead, Dublin or Bangalore?

Dublin is 4 hours 30 minutes ahead of Bangalore. When it is 12:00 PM in Dublin it is 4:30 PM in Bangalore.

Do Dublin and Bangalore use different time zones?

Dublin (Ireland) uses IST at UTC+01:00, while Bangalore (India) uses IST at UTC+05:30. The IANA identifiers are Europe/Dublin and Asia/Kolkata.

Does daylight saving time affect the Dublin–Bangalore difference?

Yes at the moment: Dublin is on daylight saving time and Bangalore is not, so the +4h 30m gap shifts by an hour when exactly one of them changes clocks.

Which other cities share Dublin's time zone?

IST also covers London, Dublin, Lisbon, Accra, Reykjavik, Edinburgh, Casablanca, Dakar and 5 more.

Which countries use IST, Dublin's zone?

IST is used in United Kingdom, Ireland, Iceland, Portugal (mainland), Ghana, Senegal, Mali, Mauritania and 7 more.

Is there a day difference between Dublin and Bangalore?

Not normally. The +4h 30m gap only pushes the date over for late-evening times.

What is the time difference between Dublin and Bangalore?

Bangalore is +4h 30m from Dublin.

What timezone is Dublin in?

Dublin operates on its local timezone.

What timezone is Bangalore in?

Bangalore operates on India Standard Time (IST), UTC+5:30. As India's tech capital, Bangalore time is crucial for global IT outsourcing coordination.

What are the business hours in Bangalore?

Standard business hours in Bangalore are 9:30 AM - 6:30 PM IST.

Which countries use GMT (Greenwich Mean Time)?

GMT is used in United Kingdom, Ireland, Iceland, Portugal (mainland), Ghana, Senegal, and 9 more countries.

Does GMT observe daylight saving time?

Yes, GMT switches to BST during summer months.

What are some interesting facts about GMT?

GMT is based on the Prime Meridian (0° longitude) passing through Greenwich, London. The Royal Observatory in Greenwich has been the reference point for GMT since 1884.

Which cities are in the IST timezone?

Major cities in the IST timezone include Mumbai, Delhi, Bangalore, Kolkata, Chennai, Hyderabad, Pune, Ahmedabad.

What is the UTC offset for IST?

India Standard Time (IST) is at UTC+05:30.

What should I know about the IST timezone?

India is 10 hours 30 minutes ahead of EST and 5 hours 30 minutes ahead of GMT. India uses a single time zone despite spanning 30° of longitude.

When is it midnight in Dublin, what time is it in Bangalore?

When it is 12:00 AM (midnight) in Dublin (GMT), it is +4h 30m later in Bangalore (IST).