IST to ICT Converter
ICT is 1 hours and 30 minutes ahead of IST
IST to ICT Conversion Table
Green rows indicate standard business hours (9 AM – 5 PM) in ICT
| IST | ICT |
|---|---|
| 12:00 AM | 1:30 AM |
| 1:00 AM | 2:30 AM |
| 2:00 AM | 3:30 AM |
| 3:00 AM | 4:30 AM |
| 4:00 AM | 5:30 AM |
| 5:00 AM | 6:30 AM |
| 6:00 AM | 7:30 AM |
| 7:00 AM | 8:30 AM |
| 8:00 AM | 9:30 AM |
| 9:00 AM | 10:30 AM |
| 10:00 AM | 11:30 AM |
| 11:00 AM | 12:30 PM |
| 12:00 PM | 1:30 PM |
| 1:00 PM | 2:30 PM |
| 2:00 PM | 3:30 PM |
| 3:00 PM | 4:30 PM |
| 4:00 PM | 5:30 PM |
| 5:00 PM | 6:30 PM |
| 6:00 PM | 7:30 PM |
| 7:00 PM | 8:30 PM |
| 8:00 PM | 9:30 PM |
| 9:00 PM | 10:30 PM |
| 10:00 PM | 11:30 PM |
| 11:00 PM | 12:30 AM +1d |
Converting India Standard Time to Indochina Time
India Standard Time (IST) and Indochina Time (ICT) are separated by a 1 hours and 30 minutes time difference. ICT is 1 hours and 30 minutes ahead of IST. IST is UTC+5:30, used in India, Sri Lanka, while ICT is UTC+7, used in Thailand, Vietnam, Cambodia.
When converting from IST to ICT, the key reference points to remember are: 9:00 AM IST equals 10:30 AM ICT, 12:00 PM noon IST equals 1:30 PM ICT, and 5:00 PM IST equals 6:30 PM ICT. The conversion table above shows every hour of the day mapped between these two time zones.
Scheduling Across IST and ICT
For professionals scheduling meetings between IST and ICT, finding overlapping business hours is essential. Standard business hours are typically 9:00 AM to 5:00 PM in each time zone. Given the 1 hours and 30 minutes difference, the window of overlap may be limited. Use the highlighted working hours in the conversion table above to quickly identify suitable meeting times.
Daylight Saving Time Considerations
IST does not observe Daylight Saving Time, maintaining UTC+5:30 year-round. ICT does not observe DST, staying at UTC+7 year-round.