Seoul & Mumbai — Time Zone Tool

Seoul is 3 hours 30 minutes in front

SeoulBASE
09:00
00
Wed, Apr 22
00:0006:0012:0018:0024:00
Mumbai
India · -3.5h
05:30
London
United Kingdom · -8h
01:00
New York
USA · -13h
-1 day20:00
Tokyo
Japan · UTC±0
09:00
Dubai
United Arab Emirates · -5h
04:00

Time difference: Seoul and Mumbai

Seoul is 3 hours 30 minutes ahead of Mumbai. When it's noon in Seoul, it's 08:00 in Mumbai.

Seoul is in the Asia/Seoul timezone. Mumbai is in the Asia/Kolkata timezone. The difference is 3.5 hours 30 minutes.

Working hours overlap

Both Seoul and Mumbai are simultaneously in business hours for 4.5 hours per day (assuming standard 9:00–17:00 working hours).

00:0006:0012:0018:0024:00
Seoul
Mumbai
Overlap (4.5h)

Best times to schedule a meeting

Seoul and Mumbai share 4.5 hours of business hours overlap daily. Showing the 3 most balanced slots — see the time table below for the full overlap window.

13:00 Seoul / 09:00 Mumbai✓ Both working
14:00 Seoul / 10:00 Mumbai✓ Both working
15:00 Seoul / 11:00 Mumbai✓ Both working

Based on standard 09:00–17:00 working hours in each city's local time.

Public holidays this year

⚡ Both cities have upcoming holidays — check availability before scheduling.

Seoul10 holidays
May 5Children's DaySOON
May 24Buddha's Birthday
Jun 6Memorial Day
Aug 15Liberation Day
Sep 24Chuseok
Sep 25Chuseok
Sep 26Chuseok
Oct 3National Foundation Day
Oct 9Hangul Day
Dec 25Christmas Day
Mumbai10 holidays
May 1Buddha PurnimaSOON
May 27Id-ul-Zuha
Jun 26Muharram
Aug 15Independence Day
Aug 26Prophet Mohammad's Birthday
Oct 2Mahatma Gandhi's Birthday
Oct 20Dussehra
Nov 8Diwali
Nov 24Guru Nanak's Birthday
Dec 25Christmas Day

Scheduling between Seoul and Mumbai

Coordinating between Seoul (South Korea) and Mumbai (India) means working around a 3.5-hour time difference, with Seoul ahead. The 4.5-hour overlap window gives both teams a natural slot for real-time collaboration without anyone working outside normal hours.

💡 Practical scheduling guidelines

If you are in Seoul, aim for 13:00–14:00, which corresponds to 09:00–10:00 in Mumbai — both teams are within working hours.

If you are in Seoul, aim for 14:00–15:00, which corresponds to 10:00–11:00 in Mumbai — both teams are within working hours.

If you are in Seoul, aim for 15:00–16:00, which corresponds to 11:00–12:00 in Mumbai — both teams are within working hours.

Avoid scheduling mistakes — especially around daylight saving changes. Use the ClockinSync Chrome Extension to instantly verify and compare both time zones directly in your browser, without manual calculations.

Install ClockinSync Free →

Use the time slider above to find the exact equivalent time for any moment in Seoul. The input bar accepts natural language like “3pm”, “15:30”, or “9am Rome” for instant conversions.

SeoulMumbai

4 hours of business hours overlap daily (09:00–17:00)

Seoul
Mumbai
00:00
20:30-1d
01:00
21:30-1d
02:00
22:30-1d
03:00
23:30-1d
04:00
00:30
05:00
01:30
06:00
02:30
07:00
03:30
08:00
04:30
09:00Working
05:30off
10:00Working
06:30off
11:00Working
07:30off
12:00Working
08:30off
13:00Working
09:30Working
14:00Working
10:30Working
15:00Working
11:30Working
16:00Working
12:30Working
17:00
13:30Working
18:00
14:30Working
19:00
15:30Working
20:00
16:30Working
21:00
17:30
22:00
18:30
23:00
19:30

Working hours: 09:00–17:00 local time. Green = both cities working. Purple = one city only.

Frequently Asked Questions

What is the UTC offset difference between Seoul and Mumbai?
Seoul and Mumbai are 3 hours 30 minutes apart. Seoul (Asia/Seoul) is ahead of Mumbai (Asia/Kolkata).
When do Seoul and Mumbai business hours overlap?
Seoul and Mumbai share 4.5 hours of business hours overlap daily. Aim for around 13:00 Seoul / 09:00 Mumbai for the best availability.
Does daylight saving time affect the Seoul to Mumbai time difference?
The 3 hours 30 minutes time difference between Seoul and Mumbai is currently stable — no DST changes are expected in the next 7 days.
If it's noon in Seoul, what time is it in Mumbai?
When it is 12:00 noon in Seoul, it is 08:30 in Mumbai.
What is the easiest way to convert between Seoul and Mumbai time zones?
Simply use the slider above — move it to your desired Seoul time and Mumbai time updates in real time. The natural language input also accepts formats like "3pm", "15:00", or city-specific queries.
Are there any upcoming public holidays in Seoul or Mumbai?
Seoul observes Children's Day on May 5. Plan accordingly when coordinating between Seoul and Mumbai.
Which UTC offsets do Seoul and Mumbai follow?
Seoul is in the Asia/Seoul time zone. Mumbai is in the Asia/Kolkata time zone. The difference between them is 3 hours 30 minutes.

Compare Seoul with other cities

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