Tbilisi to Great Falls, MT: time difference
Great Falls, MT is 10 h behind Tbilisi. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Tbilisi 08:07 8:07 AM Great Falls, MT 22:07 10:07 PM You –:–
08:07 8:07 AM
Georgia Standard Time · UTC+4
☀️ 07:09 · 🌙 18:28
22:07 10:07 PM
Mountain Daylight Time · UTC-6
☀️ 07:37 · 🌙 18:48
·
−10 h
Great Falls, MT is 10 h behind Tbilisi.
When you, Tbilisi and Great Falls, MT are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇬🇪 Tbilisi
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇺🇸 Great Falls, MT
14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM
📍 Your time
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Time zones side by side
| Detail | 🇬🇪 Tbilisi | 🇺🇸 Great Falls, MT |
|---|---|---|
| Local time | 08:07 | 22:07 |
| Local date | Sunday, October 11, 2026 | Saturday, October 10, 2026 |
| Time zone | Georgia Standard Time | Mountain Daylight Time |
| UTC offset | UTC+4 | UTC-6 |
| Offset from Tbilisi | — | −10 h |
| IANA zone | Asia/Tbilisi | America/Denver |
| Daylight saving | Not observed | On summer time → UTC-7, Nov 1, 01:00 |
| Sunrise | 07:09 | 07:37 |
| Sunset | 18:28 | 18:48 |
| Daylight | 11 h 19 min | 11 h 11 min |
| People on this clock | 1,241,700 | 60,442 |
Compare Tbilisi with another city
More comparisons with Tbilisi: the time zones next to it and the far side of the clock.
Big time differences
Tbilisi and Great Falls, MT: common questions
How far behind Tbilisi is Great Falls, MT?
Great Falls is 10 hours behind Tbilisi: UTC−6 against UTC+4.
If it is 9:00 AM in Tbilisi, what time is it in Great Falls, MT?
At 9:00 AM in Tbilisi, clocks in Great Falls show 11:00 PM (the previous day).
If it is 6:00 PM in Tbilisi, what time is it in Great Falls, MT?
At 6:00 PM in Tbilisi, clocks in Great Falls show 8:00 AM.
Is there a time when both Tbilisi and Great Falls, MT, are at work?
No, the working days (9:00 AM–6:00 PM) do not overlap. When the day starts in Tbilisi at 9:00 AM, it is 11:00 PM (the previous day) in Great Falls; the day in Great Falls starts at 7:00 PM in Tbilisi time.
When does the date change in Great Falls, MT, compared with Tbilisi?
The new day starts in Great Falls later: until 10:00 AM in Tbilisi, it is still the previous day there. From 2:00 PM in Great Falls, Tbilisi is already on the next day.
Does the time difference between Tbilisi and Great Falls, MT, change?
Yes. The clocks change only in Great Falls. From November 1, 2026, Great Falls will be 11 hours behind Tbilisi.
