What is the time difference between St John's and Dubai?

Dubai is 6 hours 30 minutes ahead of St John's. 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 St John's?

Between 09:00–11:30 in St John's, which is 15:30–18:00 in Dubai. That is the only stretch where both cities are inside a 09:00–18:00 day.

Does St John's observe daylight saving time?

Yes. St John's runs on UTC-3:30 in winter and UTC-2:30 in summer. The next change is on 2026-11-01, when clocks go back by 60 minutes.

Does Dubai observe daylight saving time?

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

If it is midday in St John's, what time is it in Dubai?

It is 18:30 in Dubai, on the same calendar date. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.

Which time zones do St John's and Dubai use?

St John's uses America/St_Johns, currently UTC-2:30, 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 St John's time to Dubai time

Right now Dubai runs 6 hours 30 minutes ahead of St John's. That gap is not fixed: it moves when either city changes its clocks.

Convert a time

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Date

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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 St John's, across for Dubai.

St John's	Dubai
00:00	06:30
01:00	07:30
02:00	08:30
03:00	09:30
04:00	10:30
05:00	11:30
06:00	12:30
07:00	13:30
08:00	14:30
09:00	15:30
10:00	16:30
11:00	17:30
12:00	18:30
13:00	19:30
14:00	20:30
15:00	21:30
16:00	22:30
17:00	23:30
18:00	00:30next day
19:00	01:30next day
20:00	02:30next day
21:00	03:30next day
22:00	04:30next day
23:00	05:30next day

Daylight saving time

Dubai keeps one offset all year while St John's moves twice. That is the whole reason this difference is seasonal.

St John's

Observes daylight saving time

Standard: UTC-3:30
Daylight: UTC-2:30
Next change: 2026-11-01 −60m

Dubai

Does not observe daylight saving time

Standard: UTC+4

When you can actually talk

You have 2 hours 30 minutes of shared working time: 09:00–11:30 in St John's, which is 15:30–18:00 in Dubai.

St John's 09:00–11:30Dubai 15:30–18:00

Reference

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

	St John's	Dubai
IANA zone	America/St_Johns	Asia/Dubai
Abbreviation	UTC-2:30	GST
Standard offset	UTC-3:30	UTC+4
Daylight offset	UTC-2:30	—
Clock changes this year	2	0
Country	Canada	United Arab Emirates

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

Common questions

What is the time difference between St John's and Dubai?: Dubai is 6 hours 30 minutes ahead of St John's. 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 St John's?: Between 09:00–11:30 in St John's, which is 15:30–18:00 in Dubai. That is the only stretch where both cities are inside a 09:00–18:00 day.
Does St John's observe daylight saving time?: Yes. St John's runs on UTC-3:30 in winter and UTC-2:30 in summer. The next change is on 2026-11-01, when clocks go back by 60 minutes.
Does Dubai observe daylight saving time?: No. Dubai stays on UTC+4 all year, so its clocks never move.
If it is midday in St John's, what time is it in Dubai?: It is 18:30 in Dubai, on the same calendar date. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.
Which time zones do St John's and Dubai use?: St John's uses America/St_Johns, currently UTC-2:30, and Dubai uses Asia/Dubai, currently UTC+4 (GST). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.