Ulan Bator to Tokyo Time Converter
Tokyo is +1h ahead of Ulan Bator
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FROM
Ulan Bator
Mongolia
UTC+08:00
TO
Tokyo
Japan
UTC+09:00
Date-aware conversion
Convert a specific date and time
Result
Tue, May 26, 2026 12:50
Ulan Bator: Tuesday, May 26, 2026 11:50 AM GMT+8 to Tokyo: Tuesday, May 26, 2026 12:50 PM GMT+9.
Tokyo is 1h ahead of Ulan Bator on this date
24-Hour Comparison
Every hour in Ulan Bator and the corresponding time in Tokyo. Green rows indicate business hours in Tokyo.
Time zones
Ulan Bator uses Asia/Ulaanbaatar (GMT+8) and Tokyo uses Asia/Tokyo (GMT+9). The difference can shift during daylight saving changes, so checking the exact date matters.
Best use
Use the green rows to spot normal working hours in Tokyo. For teams across more cities, open the meeting planner and compare up to five locations.
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Best time for Ulan Bator and Tokyo
The easiest overlap starts around 9:00 AM and runs through 4:00 PM in the source city, while the destination city is also inside normal working hours. For important calls, check the meeting date because the offset can change when either location enters or leaves daylight saving time.
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City context
About these cities
About Ulan Bator
Ulan Bator is located in Mongolia (Asia). It uses the Asia/Ulaanbaatar timezone with a standard offset of UTC+08:00. It observes DST, switching between ULAT and ULAST. See the full Ulan Bator time page for live clock and planning details.
About Tokyo
Tokyo is located in Japan (Asia). It uses the Asia/Tokyo timezone with a standard offset of UTC+09:00. It does not observe Daylight Saving Time. See the full Tokyo time page for live clock and planning details.