What is the time difference between Tehran and Dubai?

Dubai is 30 minutes ahead of Tehran. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.

When is the best time to call Dubai from Tehran?

Between 09:00–17:30 in Tehran, which is 09:30–18:00 in Dubai. That is the only stretch where both cities are inside a 09:00–18:00 day.

Does Tehran observe daylight saving time?

No. Tehran stays on UTC+3:30 all year, so its clocks never move.

Does Dubai observe daylight saving time?

No. Dubai stays on UTC+4 all year, so its clocks never move.

If it is midday in Tehran, what time is it in Dubai?

It is 12:30 in Dubai, on the same calendar date. That holds for the current offsets; it does not change through the year, because neither city moves its clocks.

Which time zones do Tehran and Dubai use?

Tehran uses Asia/Tehran, currently UTC+3:30, and Dubai uses Asia/Dubai, currently UTC+4 (GST). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.

Convert Tehran time to Dubai time

Dubai is 30 minutes ahead of Tehran right now, so midday in Tehran lands in the afternoon in Dubai.

Convert a time

From

Date

Time

Converted time

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The converter needs JavaScript to run. Everything below — offsets, daylight saving dates and the hour-by-hour table — is part of the page and works without it.

Hour by hour

The whole day mapped across: read down the left for Tehran, across for Dubai.

Tehran	Dubai
00:00	00:30
01:00	01:30
02:00	02:30
03:00	03:30
04:00	04:30
05:00	05:30
06:00	06:30
07:00	07:30
08:00	08:30
09:00	09:30
10:00	10:30
11:00	11:30
12:00	12:30
13:00	13:30
14:00	14:30
15:00	15:30
16:00	16:30
17:00	17:30
18:00	18:30
19:00	19:30
20:00	20:30
21:00	21:30
22:00	22:30
23:00	23:30

Daylight saving time

Neither Tehran nor Dubai changes its clocks, so the difference between them is the same every day of the year.

Tehran

Does not observe daylight saving time

Standard: UTC+3:30

Dubai

Does not observe daylight saving time

Standard: UTC+4

When you can actually talk

The window is 8 hours 30 minutes wide — 09:00–17:30 in Tehran, 09:30–18:00 in Dubai.

Tehran 09:00–17:30Dubai 09:30–18:00

Reference

The underlying data, in case you need to put it in a calendar invitation or a configuration file.

	Tehran	Dubai
IANA zone	Asia/Tehran	Asia/Dubai
Abbreviation	UTC+3:30	GST
Standard offset	UTC+3:30	UTC+4
Daylight offset	—	—
Clock changes this year	0	0
Country	Iran	United Arab Emirates

Example, not the current time. Live times appear once the page loads.

Common questions

What is the time difference between Tehran and Dubai?: Dubai is 30 minutes ahead of Tehran. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.
When is the best time to call Dubai from Tehran?: Between 09:00–17:30 in Tehran, which is 09:30–18:00 in Dubai. That is the only stretch where both cities are inside a 09:00–18:00 day.
Does Tehran observe daylight saving time?: No. Tehran stays on UTC+3:30 all year, so its clocks never move.
Does Dubai observe daylight saving time?: No. Dubai stays on UTC+4 all year, so its clocks never move.
If it is midday in Tehran, what time is it in Dubai?: It is 12:30 in Dubai, on the same calendar date. That holds for the current offsets; it does not change through the year, because neither city moves its clocks.
Which time zones do Tehran and Dubai use?: Tehran uses Asia/Tehran, currently UTC+3:30, and Dubai uses Asia/Dubai, currently UTC+4 (GST). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.