What is the time difference between Istanbul and Tokyo?

Tokyo is 6 hours ahead of Istanbul. 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 Tokyo from Istanbul?

Between 09:00–12:00 in Istanbul, which is 15:00–18:00 in Tokyo. That is the only stretch where both cities are inside a 09:00–18:00 day.

Does Istanbul observe daylight saving time?

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

Does Tokyo observe daylight saving time?

No. Tokyo stays on UTC+9 all year, so its clocks never move.

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

It is 18:00 in Tokyo, 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 Istanbul and Tokyo use?

Istanbul uses Europe/Istanbul, currently UTC+3, and Tokyo uses Asia/Tokyo, currently UTC+9. Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.

Convert Istanbul time to Tokyo time

Tokyo is 6 hours ahead of Istanbul right now, so midday in Istanbul lands in the evening in Tokyo.

Convert a time

From

Date

Time

Converted time

—

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 Istanbul, and what the clock reads in Tokyo at that same moment.

Istanbul	Tokyo
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	00:00next day
19:00	01:00next day
20:00	02:00next day
21:00	03:00next day
22:00	04:00next day
23:00	05:00next day

Daylight saving time

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

Istanbul

Does not observe daylight saving time

Standard: UTC+3

Tokyo

Does not observe daylight saving time

Standard: UTC+9

When you can actually talk

You have 3 hours of shared working time: 09:00–12:00 in Istanbul, which is 15:00–18:00 in Tokyo.

Istanbul 09:00–12:00Tokyo 15:00–18:00

Reference

The zone identifiers and offsets behind everything above.

	Istanbul	Tokyo
IANA zone	Europe/Istanbul	Asia/Tokyo
Abbreviation	UTC+3	UTC+9
Standard offset	UTC+3	UTC+9
Daylight offset	—	—
Clock changes this year	0	0
Country	Türkiye	Japan

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

Common questions

What is the time difference between Istanbul and Tokyo?: Tokyo is 6 hours ahead of Istanbul. 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 Tokyo from Istanbul?: Between 09:00–12:00 in Istanbul, which is 15:00–18:00 in Tokyo. That is the only stretch where both cities are inside a 09:00–18:00 day.
Does Istanbul observe daylight saving time?: No. Istanbul stays on UTC+3 all year, so its clocks never move.
Does Tokyo observe daylight saving time?: No. Tokyo stays on UTC+9 all year, so its clocks never move.
If it is midday in Istanbul, what time is it in Tokyo?: It is 18:00 in Tokyo, 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 Istanbul and Tokyo use?: Istanbul uses Europe/Istanbul, currently UTC+3, and Tokyo uses Asia/Tokyo, currently UTC+9. Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.