Offset
The time difference between Tehran and Bangkok is 3.5 hours.
Tehran (IRST) is behind Bangkok (ICT).
IRST: UTC+3:30
ICT: UTC+7
Neither Tehran nor Bangkok is currently observing daylight saving time.
When to schedule
Business-hours overlap: 9 AM–2 PM in Tehran (12 PM–5 PM in Bangkok).
Both teams are in working hours during this window on weekdays.
Suggested time: 11:00 AM Tehran (2:30 PM Bangkok).
About these zones
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Tehran | Bangkok | Day |
|---|---|---|
| 12:00 am | 3:30 am | Same day |
| 1:00 am | 4:30 am | Same day |
| 2:00 am | 5:30 am | Same day |
| 3:00 am | 6:30 am | Same day |
| 4:00 am | 7:30 am | Same day |
| 5:00 am | 8:30 am | Same day |
| 6:00 am | 9:30 am | Same day |
| 7:00 am | 10:30 am | Same day |
| 8:00 am | 11:30 am | Same day |
| 9:00 am | 12:30 pm | Same day |
| 10:00 am | 1:30 pm | Same day |
| 11:00 am | 2:30 pm | Same day |
| 12:00 pm | 3:30 pm | Same day |
| 1:00 pm | 4:30 pm | Same day |
| 2:00 pm | 5:30 pm | Same day |
| 3:00 pm | 6:30 pm | Same day |
| 4:00 pm | 7:30 pm | Same day |
| 5:00 pm | 8:30 pm | Same day |
| 6:00 pm | 9:30 pm | Same day |
| 7:00 pm | 10:30 pm | Same day |
| 8:00 pm | 11:30 pm | Same day |
| 9:00 pm | 12:30 am | +1 day |
| 10:00 pm | 1:30 am | +1 day |
| 11:00 pm | 2:30 am | +1 day |
Daylight saving time
Neither Tehran nor Bangkok 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
- 4:49 AM
- Sunset
- 7:19 PM
- Day length
- 14h 30m
- Sunrise
- 5:51 AM
- Sunset
- 6:45 PM
- Day length
- 12h 55m
Daylight overlap: 10h 26m — 4:49 AM–3:15 PM in Tehran (8:19 AM–6:45 PM in Bangkok). Both locations are in daylight during this window.
Cities in these zones
Other cities in Indochina Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Iran Standard Time
- IKA
- THR
- MHD
- IFN
- PYK
- TBZ
Airports in Indochina Time
- HAN
- BKK
- DMK
- HPH
Related conversions
Common conversions
- What is 9:00 am Tehran in Bangkok?
- 9:00 am Tehran is 12:30 pm Bangkok.
- What is 12:00 pm Tehran in Bangkok?
- 12:00 pm Tehran is 3:30 pm Bangkok.
- What is 12:30 pm Tehran in Bangkok?
- 12:30 pm Tehran is 4:00 pm Bangkok.
- What is 2:00 pm Tehran in Bangkok?
- 2:00 pm Tehran is 5:30 pm Bangkok.
- What is 5:00 pm Tehran in Bangkok?
- 5:00 pm Tehran is 8:30 pm Bangkok.
- What is 11:30 pm Tehran in Bangkok?
- 11:30 pm Tehran is 3:00 am Bangkok, the next day.