Great Falls to Tokyo time
Great Falls: 04:37. Tokyo: 20:37.
16 hours difference.
Mountain Standard Time (MST, UTC-7)
Current local time: 04:37
Next DST change: 2027-03-14 - UTC-6.
Japan Standard Time (JST, UTC+9)
Current local time: 20:37
Next DST change: No offset change in the next year.
Common questions
Quick answers- 01What is the time difference between Great Falls and Tokyo?
- Tokyo is 16 hours ahead of Great Falls. The difference can change during the year if their clocks change on different dates.
- 02When is a good time to meet between Great Falls and Tokyo?
- Start with 09:00-17:00 working hours in both places and use the overlap shown on this page.
- 03Do Great Falls and Tokyo change their clocks on the same day?
- Check the daylight saving information on each city page, because clock changes can happen on different dates.