What is the time difference between Singapore and Istanbul?

Istanbul is 5 hours behind Singapore. 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 Istanbul from Singapore?

Between 14:00–18:00 in Singapore, which is 09:00–13:00 in Istanbul. That is the only stretch where both cities are inside a 09:00–18:00 day.

Does Singapore observe daylight saving time?

No. Singapore stays on UTC+8 all year, so its clocks never move.

Does Istanbul observe daylight saving time?

No. Istanbul stays on UTC+3 all year, so its clocks never move.

If it is midday in Singapore, what time is it in Istanbul?

It is 07:00 in Istanbul, 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 Singapore and Istanbul use?

Singapore uses Asia/Singapore, currently UTC+8, and Istanbul uses Europe/Istanbul, currently UTC+3. Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.

Convert Singapore time to Istanbul time

Istanbul is 5 hours behind Singapore right now, so midday in Singapore lands in the morning in Istanbul.

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

Every hour of a day in Singapore, and what the clock reads in Istanbul at that same moment.

Singapore	Istanbul
00:00	19:00previous day
01:00	20:00previous day
02:00	21:00previous day
03:00	22:00previous day
04:00	23:00previous day
05:00	00:00
06:00	01:00
07:00	02:00
08:00	03:00
09:00	04:00
10:00	05:00
11:00	06:00
12:00	07:00
13:00	08:00
14:00	09:00
15:00	10:00
16:00	11:00
17:00	12:00
18:00	13:00
19:00	14:00
20:00	15:00
21:00	16:00
22:00	17:00
23:00	18:00

Daylight saving time

Both cities keep one offset all year. Whatever difference holds today still holds in six months.

Singapore

Does not observe daylight saving time

Standard: UTC+8

Istanbul

Does not observe daylight saving time

Standard: UTC+3

When you can actually talk

The window is 4 hours wide — 14:00–18:00 in Singapore, 09:00–13:00 in Istanbul.

Singapore 14:00–18:00Istanbul 09:00–13:00

Reference

The zone identifiers and offsets behind everything above.

	Singapore	Istanbul
IANA zone	Asia/Singapore	Europe/Istanbul
Abbreviation	UTC+8	UTC+3
Standard offset	UTC+8	UTC+3
Daylight offset	—	—
Clock changes this year	0	0
Country	Singapore	Türkiye

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

Common questions

What is the time difference between Singapore and Istanbul?: Istanbul is 5 hours behind Singapore. 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 Istanbul from Singapore?: Between 14:00–18:00 in Singapore, which is 09:00–13:00 in Istanbul. That is the only stretch where both cities are inside a 09:00–18:00 day.
Does Singapore observe daylight saving time?: No. Singapore stays on UTC+8 all year, so its clocks never move.
Does Istanbul observe daylight saving time?: No. Istanbul stays on UTC+3 all year, so its clocks never move.
If it is midday in Singapore, what time is it in Istanbul?: It is 07:00 in Istanbul, 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 Singapore and Istanbul use?: Singapore uses Asia/Singapore, currently UTC+8, and Istanbul uses Europe/Istanbul, currently UTC+3. Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.