Intosoft 工具

Bangalore to Seoul

+3h 30m

Bangalore

ISTSOURCE
India · UTC+05:30
HH12
:
MM00
  
12:00 (24-hr)
12 AM6 AM12 PM6 PM12 AM

Seoul

KST
South Korea · UTC+09:00
HH03
:
MM30
  
15:30 (24-hr)
12 AM6 AM12 PM6 PM12 AM
Bangalore
Seoul
12:00 AM
3:30 AM
2:00 AM
5:30 AM
4:00 AM
7:30 AM
6:00 AM
9:30 AM
8:00 AM
11:30 AM
10:00 AM
1:30 PM
12:00 PM
3:30 PM
2:00 PM
5:30 PM
4:00 PM
7:30 PM
6:00 PM
9:30 PM
8:00 PM
11:30 PM
10:00 PM
1:30 AM+1

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

IST and KST on the World Map

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

ISTKSTMumbaiDelhiBangaloreKolkataSeoulBusanIncheonDaegu
IST Zone
→
KST Zone

Explore all world timezones interactively →

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

KST – Korea Standard Time

UTC+09:00

Korea Standard Time (KST) is the time zone for South Korea, 9 hours ahead of UTC.

Countries in KST
South KoreaNorth Korea
Major Cities in KST
SeoulBusanIncheonDaeguDaejeonPyongyang
Key Facts about KST
  • •South Korea does not observe daylight saving time.
  • •Seoul is home to Samsung, LG, and Hyundai headquarters.
  • •KST is the same offset as JST (UTC+09:00).
Daylight Saving:No – UTC+09:00 year-round
Learn more about KST 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 →

About Seoul

Wikipedia

Seoul operates on Korea Standard Time (KST), UTC+9, same as Japan. As a global tech and entertainment hub, Seoul coordinates with East Asian markets.

Population:9.7 million
Metro:25.5 million
Business Hours:9:00 AM - 6:00 PM KST
Currency:KRW (₩)
Stock Exchange:KRX (Korea Exchange)
Key Landmarks
Gyeongbokgung PalaceN Seoul TowerBukchon Hanok VillageDongdaemun Design PlazaCheonggyecheon Stream
Did You Know?

Seoul has the fastest average internet speed in the world.

Learn more about KST timezone →

Comparing Time Zones: Bangalore and Seoul

Bangalore runs on India Standard Time (IST) at UTC+05:30. Seoul runs on Korean Standard Time (KST) at UTC+09:00. That puts Bangalore 3 hours 30 minutes ahead of Seoul — a difference of +3h 30m at the current offsets.

In practice, when it is 9:00 AM in Bangalore it is 12:30 PM in Seoul. Midnight in Bangalore is 3:30 AM in Seoul. Neither zone observes daylight saving time, so the offset between them stays constant all year.

Bangalore to Seoul time conversion table

Bangalore (IST)Seoul (KST)Day
12:00 AM3:30 AMsame day
6:00 AM9:30 AMsame day
7:00 AM10:30 AMsame day
8:00 AM11:30 AMsame day
9:00 AM12:30 PMsame day
12:00 PM3:30 PMsame day
3:00 PM6:30 PMsame day
5:00 PM8:30 PMsame day
6:00 PM9:30 PMsame day
9:00 PM12:30 AMnext day

Why people convert Bangalore to Seoul time

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

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.

About KST (Korea Standard Time)

Korea Standard Time (KST) is the time zone used in South Korea. It shares the same UTC offset as Japan Standard Time but is a distinct time zone. South Korea does not observe daylight saving time. Seoul, the capital, is a major global tech and business hub.

Best time to call between Bangalore and Seoul

Both Bangalore and Seoul sit inside the 9 AM – 5 PM working day between 9:00 AM–1:30 PM IST, which is 12:30 PM–5:00 PM KST. That gives roughly 4 hours and 30 minutes of shared time — the safest window for a live call or meeting.

Business hours overlap

Bangalore and Seoul overlap for about 4 hours during the working day — enough for meetings if you avoid the edges of the window.

Bangalore is 3 hours 30 minutes ahead of Seoul (IST UTC+05:30 → KST UTC+09:00). The shared working window is 9:00 AM–1:30 PM IST. Remember to re-check around daylight-saving transitions.

Frequently Asked Questions

What is the time difference between Bangalore and Seoul?

Bangalore (IST, UTC+05:30) is 3 hours 30 minutes ahead of Seoul (KST, UTC+09:00). The gap is currently +3h 30m.

How do I convert Bangalore time to Seoul time?

Add +3h 30m to Bangalore local time. For example, 9:00 AM in Bangalore is 12:30 PM in Seoul.

What time is it in Seoul right now?

Seoul uses KST at UTC+09:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +3h 30m offset from Bangalore.

What is the best time to call Seoul from Bangalore?

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

Which is ahead, Bangalore or Seoul?

Bangalore is 3 hours 30 minutes ahead of Seoul. When it is 12:00 PM in Bangalore it is 3:30 PM in Seoul.

Do Bangalore and Seoul use different time zones?

Bangalore (India) uses IST at UTC+05:30, while Seoul (South Korea) uses KST at UTC+09:00. The IANA identifiers are Asia/Kolkata and Asia/Seoul.

Does daylight saving time affect the Bangalore–Seoul difference?

Neither zone observes daylight saving time, so the +3h 30m offset between Bangalore and Seoul is fixed all year.

Which other cities share Bangalore's time zone?

IST also covers Mumbai, Delhi, Bangalore, Kolkata, Chennai, Hyderabad, Pune, Ahmedabad and 4 more.

Which countries use IST, Bangalore's zone?

IST is used in India, Sri Lanka.

Is there a day difference between Bangalore and Seoul?

Not normally. The +3h 30m gap only pushes the date over for late-evening times.

What is the time difference between Bangalore and Seoul?

Seoul is +3h 30m from Bangalore.

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 timezone is Seoul in?

Seoul operates on Korea Standard Time (KST), UTC+9, same as Japan. As a global tech and entertainment hub, Seoul coordinates with East Asian markets.

What are the business hours in Bangalore?

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

What are the business hours in Seoul?

Standard business hours in Seoul are 9:00 AM - 6:00 PM KST.

What is the best time to schedule a call between Bangalore and Seoul?

The best overlap for a call is when both cities are in business hours. Bangalore works 9:30 AM - 6:30 PM IST and Seoul works 9:00 AM - 6:00 PM KST (+3h 30m difference). Try scheduling during the overlapping window for maximum convenience.

What currencies are used in Bangalore and Seoul?

Bangalore uses INR (₹) while Seoul uses KRW (₩). Check current exchange rates when planning travel or business between these cities.

How do Bangalore and Seoul compare in size?

Bangalore has a population of approximately 8.4 million (metro: 13.2 million), while Seoul has approximately 9.7 million (metro: 25.5 million).

What are the major landmarks in Bangalore and Seoul?

Bangalore is known for Bangalore Palace, Lalbagh Botanical Garden, Cubbon Park. Seoul is famous for Gyeongbokgung Palace, N Seoul Tower, Bukchon Hanok Village.

Do Bangalore and Seoul have stock exchanges?

Yes. Bangalore has the NSE/BSE (via Mumbai) and Seoul has the KRX (Korea Exchange). The +3h 30m time difference affects trading hour overlaps between these exchanges.

Which countries use IST (India Standard Time)?

IST is used in India, Sri Lanka.

Does IST observe daylight saving time?

No, IST does not observe daylight saving time and remains at UTC+05:30 year-round.

What are some interesting 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.

Which cities are in the KST timezone?

Major cities in the KST timezone include Seoul, Busan, Incheon, Daegu, Daejeon, Pyongyang.

What is the UTC offset for KST?

Korea Standard Time (KST) is at UTC+09:00.

What should I know about the KST timezone?

South Korea does not observe daylight saving time. Seoul is home to Samsung, LG, and Hyundai headquarters.

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

When it is 12:00 AM (midnight) in Bangalore (IST), it is +3h 30m later in Seoul (KST).