MeanwhileIRST to ICT converter
Iran Time (Tehran) to Indochina Time (Bangkok, Ho Chi Minh City, Hanoi).
ICT is 3 h 30 min ahead of IRST.
9:00 AM IRST = 12:30 PM ICT same day
Best time to meet
The best time to meet is between 9:00 AM and 2:00 PM IRST, which is 12:30 PM to 5:30 PM ICT. Both sides are then inside 9 AM to 5 PM.
IRST to ICT time table
For 31 Oct 2026. Green rows: both sides between 9 AM and 5 PM.
| IRST | ICT |
|---|---|
| 12:00 AM IRST | 3:30 AM ICT |
| 1:00 AM IRST | 4:30 AM ICT |
| 2:00 AM IRST | 5:30 AM ICT |
| 3:00 AM IRST | 6:30 AM ICT |
| 4:00 AM IRST | 7:30 AM ICT |
| 5:00 AM IRST | 8:30 AM ICT |
| 6:00 AM IRST | 9:30 AM ICT |
| 7:00 AM IRST | 10:30 AM ICT |
| 8:00 AM IRST | 11:30 AM ICT |
| 9:00 AM IRST | 12:30 PM ICT |
| 10:00 AM IRST | 1:30 PM ICT |
| 11:00 AM IRST | 2:30 PM ICT |
| 12:00 PM IRST | 3:30 PM ICT |
| 1:00 PM IRST | 4:30 PM ICT |
| 2:00 PM IRST | 5:30 PM ICT |
| 3:00 PM IRST | 6:30 PM ICT |
| 4:00 PM IRST | 7:30 PM ICT |
| 5:00 PM IRST | 8:30 PM ICT |
| 6:00 PM IRST | 9:30 PM ICT |
| 7:00 PM IRST | 10:30 PM ICT |
| 8:00 PM IRST | 11:30 PM ICT |
| 9:00 PM IRST | 12:30 AM ICT next day |
| 10:00 PM IRST | 1:30 AM ICT next day |
| 11:00 PM IRST | 2:30 AM ICT next day |
Quick answers
- 9:00 AM IRST = 12:30 PM ICT
- 12:00 PM IRST = 3:30 PM ICT
- 3:00 PM IRST = 6:30 PM ICT
- 5:00 PM IRST = 8:30 PM ICT
- 9:00 AM ICT = 5:30 AM IRST
- 12:00 PM ICT = 8:30 AM IRST
- 5:00 PM ICT = 1:30 PM IRST
Does the gap change during the year?
No. ICT is 3 h 30 min ahead of IRST all year.
IRST does not change its clocks. ICT does not change its clocks.
About IRST and ICT
IRST here means Iran Time, the clock in Tehran. Right now it is UTC+3:30. It has no daylight saving.
ICT here means Indochina Time, the clock in Bangkok, Ho Chi Minh City, Hanoi. Right now it is UTC+7. It has no daylight saving.
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