Offset
The time difference between Mumbai and Ho Chi Minh City is 1.5 hours.
Mumbai (IST) is behind Ho Chi Minh City (ICT).
IST: UTC+5:30
ICT: UTC+7
Neither Mumbai nor Ho Chi Minh City is currently observing daylight saving time.
When to schedule
Business-hours overlap: 9 AM–4 PM in Mumbai (10 AM–5 PM in Ho Chi Minh City).
Both teams are in working hours during this window on weekdays.
Suggested time: 12:00 PM Mumbai (1:30 PM Ho Chi Minh City).
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
Vietnam
- New Year's DayThu, Jan 1
- Reunification DayThu, Apr 30
- Labour DayFri, May 1
- National DayWed, Sep 2
About these zones
Mumbai uses India Standard Time (IST). To call India, dial +91.
Ho Chi Minh City uses Indochina Time (ICT). To call Vietnam, dial +84.
Ho Chi Minh City is approximately 2,300 miles east of Mumbai.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Mumbai | Ho Chi Minh City | Day |
|---|---|---|
| 12:00 am | 1:30 am | Same day |
| 1:00 am | 2:30 am | Same day |
| 2:00 am | 3:30 am | Same day |
| 3:00 am | 4:30 am | Same day |
| 4:00 am | 5:30 am | Same day |
| 5:00 am | 6:30 am | Same day |
| 6:00 am | 7:30 am | Same day |
| 7:00 am | 8:30 am | Same day |
| 8:00 am | 9:30 am | Same day |
| 9:00 am | 10:30 am | Same day |
| 10:00 am | 11:30 am | Same day |
| 11:00 am | 12:30 pm | Same day |
| 12:00 pm | 1:30 pm | Same day |
| 1:00 pm | 2:30 pm | Same day |
| 2:00 pm | 3:30 pm | Same day |
| 3:00 pm | 4:30 pm | Same day |
| 4:00 pm | 5:30 pm | Same day |
| 5:00 pm | 6:30 pm | Same day |
| 6:00 pm | 7:30 pm | Same day |
| 7:00 pm | 8:30 pm | Same day |
| 8:00 pm | 9:30 pm | Same day |
| 9:00 pm | 10:30 pm | Same day |
| 10:00 pm | 11:30 pm | Same day |
| 11:00 pm | 12:30 am | +1 day |
Daylight saving time
Neither Mumbai nor Ho Chi Minh City observes daylight saving time. The offset between these zones remains constant year-round.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 6:01 AM
- Sunset
- 7:16 PM
- Day length
- 13h 15m
- Sunrise
- 5:31 AM
- Sunset
- 6:16 PM
- Day length
- 12h 45m
Daylight overlap: 10h 45m — 6:01 AM–4:46 PM in Mumbai (7:31 AM–6:16 PM in Ho Chi Minh City). Both locations are in daylight during this window.
Cities in these zones
Other cities in India Standard Time
Other cities in Indochina Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in India Standard Time
- BOM
- NMI
- DEL
- BLR
- HYD
- AMD
- MAA
- CCU
- STV
- PNQ
Airports in Indochina Time
- SGN
- VCA
- DAD
Related conversions
Common conversions
- What is 9:00 am Mumbai in Ho Chi Minh City?
- 9:00 am Mumbai is 10:30 am Ho Chi Minh City.
- What is 12:00 pm Mumbai in Ho Chi Minh City?
- 12:00 pm Mumbai is 1:30 pm Ho Chi Minh City.
- What is 12:30 pm Mumbai in Ho Chi Minh City?
- 12:30 pm Mumbai is 2:00 pm Ho Chi Minh City.
- What is 2:00 pm Mumbai in Ho Chi Minh City?
- 2:00 pm Mumbai is 3:30 pm Ho Chi Minh City.
- What is 5:00 pm Mumbai in Ho Chi Minh City?
- 5:00 pm Mumbai is 6:30 pm Ho Chi Minh City.
- What is 11:30 pm Mumbai in Ho Chi Minh City?
- 11:30 pm Mumbai is 1:00 am Ho Chi Minh City, the next day.