Offset
The time difference between India Standard Time and Indochina Time is 1.5 hours.
India Standard Time (IST) is behind Indochina Time (ICT).
IST: UTC+5:30
ICT: UTC+7
Neither India Standard Time nor Indochina Time is currently observing daylight saving time.
When to schedule
Business-hours overlap: 9 AM–4 PM in India Standard Time (10 AM–5 PM in Indochina Time).
Both teams are in working hours during this window on weekdays.
Suggested time: 12:00 PM India Standard Time (1:30 PM Indochina Time).
About these zones
India Standard Time is also known as IST. To call India, dial +91.
Indochina Time is also known as ICT. To call Thailand, dial +66.
Indochina Time is approximately 1,850 miles east of India Standard Time.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| IST | ICT | 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 India Standard Time nor Indochina Time 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
- 7:15 PM
- Day length
- 13h 14m
- Sunrise
- 5:50 AM
- Sunset
- 6:44 PM
- Day length
- 12h 54m
Daylight overlap: 11h 13m — 6:01 AM–5:14 PM in India Standard Time (7:31 AM–6:44 PM in Indochina Time). Both locations are in daylight during this window.
Cities in these zones
Cities in India Standard Time
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
- HAN
- BKK
- DMK
- HPH
Related conversions
Common conversions
- What is 9:00 am IST in ICT?
- 9:00 am IST is 10:30 am ICT.
- What is 12:00 pm IST in ICT?
- 12:00 pm IST is 1:30 pm ICT.
- What is 12:30 pm IST in ICT?
- 12:30 pm IST is 2:00 pm ICT.
- What is 2:00 pm IST in ICT?
- 2:00 pm IST is 3:30 pm ICT.
- What is 5:00 pm IST in ICT?
- 5:00 pm IST is 6:30 pm ICT.
- What is 11:30 pm IST in ICT?
- 11:30 pm IST is 1:00 am ICT, the next day.