What is the time difference between Tokyo and Bangkok?

Bangkok is 2 hours behind Tokyo. 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 Bangkok from Tokyo?

Between 11:00–18:00 in Tokyo, which is 09:00–16:00 in Bangkok. That is the only stretch where both cities are inside a 09:00–18:00 day.

Does Tokyo observe daylight saving time?

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

Does Bangkok observe daylight saving time?

No. Bangkok stays on UTC+7 all year, so its clocks never move.

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

It is 10:00 in Bangkok, 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 Tokyo and Bangkok use?

Tokyo uses Asia/Tokyo, currently UTC+9, and Bangkok uses Asia/Bangkok, currently UTC+7. Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.

Convert Tokyo time to Bangkok time

Bangkok is 2 hours behind Tokyo right now, so midday in Tokyo lands in the morning in Bangkok.

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

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

Daylight saving time

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

Tokyo

Does not observe daylight saving time

Standard: UTC+9

Bangkok

Does not observe daylight saving time

Standard: UTC+7

When you can actually talk

You have 7 hours of shared working time: 11:00–18:00 in Tokyo, which is 09:00–16:00 in Bangkok.

Tokyo 11:00–18:00Bangkok 09:00–16:00

Reference

The zone identifiers and offsets behind everything above.

	Tokyo	Bangkok
IANA zone	Asia/Tokyo	Asia/Bangkok
Abbreviation	UTC+9	UTC+7
Standard offset	UTC+9	UTC+7
Daylight offset	—	—
Clock changes this year	0	0
Country	Japan	Thailand

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

Common questions

What is the time difference between Tokyo and Bangkok?: Bangkok is 2 hours behind Tokyo. 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 Bangkok from Tokyo?: Between 11:00–18:00 in Tokyo, which is 09:00–16:00 in Bangkok. That is the only stretch where both cities are inside a 09:00–18:00 day.
Does Tokyo observe daylight saving time?: No. Tokyo stays on UTC+9 all year, so its clocks never move.
Does Bangkok observe daylight saving time?: No. Bangkok stays on UTC+7 all year, so its clocks never move.
If it is midday in Tokyo, what time is it in Bangkok?: It is 10:00 in Bangkok, 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 Tokyo and Bangkok use?: Tokyo uses Asia/Tokyo, currently UTC+9, and Bangkok uses Asia/Bangkok, currently UTC+7. Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.