Time difference
Tehran to Toronto Time Difference
Toronto is 7 hours and 30 minutes behind Tehran — when it's 12:00 PM in Tehran, it's 4:30 AM in Toronto. (Tehran (Asia/Tehran, IRST); Toronto (America/Toronto, EDT).) Below: live local times, the best hours for a call, a full conversion table, and exact daylight-saving dates.
Toronto is 7 hours and 30 minutes behind Tehran. The best window for a call is 4:30 PM–5 PM in Tehran, which is 9 AM–9:30 AM in Toronto — an overlap of 30 minutes inside 9 AM–5 PM on both sides. Clocks change on November 1, 2026, which briefly shifts the gap between Tehran and Toronto — the converter on this page always reflects the correct offset for the date you pick.
- When it's 9:00 AM in Tehran, it's 1:30 AM in Toronto.
- When it's 9:00 AM in Toronto, it's 4:30 PM in Tehran.
Toronto is currently 7 hours and 30 minutes behind Tehran.
Interactive converter
12:00PM
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Best times to meet
The 9 AM – 5 PM business windows in Tehran and Toronto overlap for 30 minutes. 4:30 PM–5 PM in Tehran is 9 AM–9:30 AM in Toronto. Aim somewhere in the middle of that window so neither side starts cold or finishes drained.
Quick conversion table
| Tehran | Toronto |
|---|---|
| 12 AM | 4:30 PM (prev day) |
| 1 AM | 5:30 PM (prev day) |
| 2 AM | 6:30 PM (prev day) |
| 3 AM | 7:30 PM (prev day) |
| 4 AM | 8:30 PM (prev day) |
| 5 AM | 9:30 PM (prev day) |
| 6 AM | 10:30 PM (prev day) |
| 7 AM | 11:30 PM (prev day) |
| 8 AM | 12:30 AM |
| 9 AM | 1:30 AM |
| 10 AM | 2:30 AM |
| 11 AM | 3:30 AM |
| 12 PM | 4:30 AM |
| 1 PM | 5:30 AM |
| 2 PM | 6:30 AM |
| 3 PM | 7:30 AM |
| 4 PM | 8:30 AM |
| 5 PM | 9:30 AM |
| 6 PM | 10:30 AM |
| 7 PM | 11:30 AM |
| 8 PM | 12:30 PM |
| 9 PM | 1:30 PM |
| 10 PM | 2:30 PM |
| 11 PM | 3:30 PM |
Daylight saving
On November 1, 2026, Toronto shifts for daylight saving. After that, Toronto will be 8 hours and 30 minutes behind Tehran (currently 7 hours and 30 minutes behind Tehran). The converter and the tables above always reflect the correct offset for the date you pick.
- Tehran does not observe daylight saving time.
- Toronto is currently observing daylight saving time.
Frequently asked questions
- Is Toronto ahead of or behind Tehran?
- Toronto is 7 hours and 30 minutes behind Tehran.
- How many hours behind Tehran is Toronto?
- Toronto is 7 hours and 30 minutes behind Tehran.
- What time is 9 AM in Tehran in Toronto?
- 9:00 AM in Tehran is 1:30 AM in Toronto.
- What time is noon in Tehran in Toronto?
- 12:00 PM in Tehran is 4:30 AM in Toronto.
- What time is 5 PM in Tehran in Toronto?
- 5:00 PM in Tehran is 9:30 AM in Toronto. Useful for end-of-day handoffs between the two offices.
- What time is 3 PM in Tehran in Toronto?
- 3:00 PM in Tehran is 7:30 AM in Toronto.
- Is Tehran currently observing daylight saving time?
- Tehran does not observe daylight saving time — its UTC offset stays the same all year.
- Is Toronto currently observing daylight saving time?
- Toronto is currently observing daylight saving time (summer time).
- Do Tehran and Toronto observe daylight saving?
- On November 1, 2026, Toronto shifts for daylight saving. After that, Toronto will be 8 hours and 30 minutes behind Tehran (currently 7 hours and 30 minutes behind Tehran). The converter and the tables above always reflect the correct offset for the date you pick.
- When is the best time to call Toronto from Tehran?
- Aim for 4:30 PM–5 PM in Tehran, which is 9 AM–9:30 AM in Toronto.
- When is the best time to call Tehran from Toronto?
- Aim for 9 AM–9:30 AM in Toronto, which is 4:30 PM–5 PM in Tehran.
- Tehran (IRST) to Toronto (EDT) — how do I convert quickly?
- Subtract 7 hours and 30 minutes from Tehran local time to get Toronto local time. Or use the converter at the top of this page — it stays accurate through daylight-saving changes automatically.
Other conversions
- New York to Tehran
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