Singapore to Tehran Meeting Planner
Tehran is 4 hours 30 minutes behind Singapore right now. Their working days overlap for 3 hours 30 minutes today.
Best Meeting Times Between Singapore and Tehran
1:30 PM to 5:00 PM in Singapore (9:00 AM to 12:30 PM in Tehran). That's when both cities are inside working hours, 9 AM to 5 PM, giving 3 hours 30 minutes of overlap today.
Who's meeting
2 of 4 places- SingaporeOrganizerSingapore ·11:30AMnow
- TehranIran ·7:00AMnow
Add up to 4 places by city, country, time zone or abbreviation, like Tokyo, India or JST. Press "/" to jump here.
Best times to meet
Saturday, October 17, 2026, in Singapore time.
- 1:30PMBest · OptimalWorking hours in Singapore (13:30) and Tehran (09:00).
- 2:00PMOption 2 · OptimalWorking hours in Singapore (14:00) and Tehran (09:30).
- 2:30PMOption 3 · OptimalWorking hours in Singapore (14:30) and Tehran (10:00).
The whole day
Pick any slot in the Fit row, or use the arrow keys there, to make it the meeting time.
| Fit | ||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SingaporeUTC+8 | ||||||||||||||||||||||||||||||||||||||||||||||||
| TehranUTC+3:30 | ||||||||||||||||||||||||||||||||||||||||||||||||
| UTC | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 |
Working hours (09–17)Just outside (07–09, 17–20)Late evening (20–23)NightFit: optimal, good, possible, poor
Your meeting
- Singapore1:30 PM UTC+8Sat, Oct 17
- Tehran9:00 AM UTC+3:30Sat, Oct 17
- UTC2026-10-17 05:30 UTC
What will it cost? Try the meeting cost calculator.
Time difference between Singapore and Tehran
Tehran is 4 hours 30 minutes behind Singapore right now: Tehran is on IRST (UTC+3:30) and Singapore on SGT (UTC+8). Neither city changes its clocks, so the gap is the same all year.
| From | Difference | Why |
|---|---|---|
| Now | Tehran 4 hours 30 minutes behind | — |
Singapore is on Singapore Standard Time. Tehran is on Iran Standard Time.
Frequently Asked Questions: Singapore & Tehran Scheduling
- What is the time difference between Singapore and Tehran?
- Tehran is 4 hours 30 minutes behind Singapore right now: Tehran is on IRST (UTC+3:30) and Singapore on SGT (UTC+8). Neither city changes its clocks, so the gap is the same all year.
- What is the best time to schedule a meeting between Singapore and Tehran?
- 1:30 PM to 5:00 PM in Singapore (9:00 AM to 12:30 PM in Tehran). That's when both cities are inside working hours, 9 AM to 5 PM, giving 3 hours 30 minutes of overlap today.
- Does Singapore observe daylight saving time?
- No. Singapore stays on SGT (UTC+8) all year, so its clocks don't change.
- Does Tehran observe daylight saving time?
- No. Tehran stays on IRST (UTC+3:30) all year, so its clocks don't change.
- What time is it in Tehran when it's 9 AM in Singapore?
- 4:30 AM in Tehran, on the same day.
Related Meeting Routes from Singapore and Tehran
- London to Singapore
- London to Tehran
- New York to Singapore
- New York to Tehran
- Singapore to Tokyo
- Tehran to Tokyo
- Los Angeles to Singapore
- Los Angeles to Tehran
Or see every city pair, or plan with more places in the meeting planner.
Read next
- Scheduling across time zones
How to pick a fair time and rotate the inconvenient slot.
- Daylight saving time
Why the gap between two cities can change twice a year.
- How to convert time zones
Doing the arithmetic by hand, and where it goes wrong.