Tbilisi to Helena, MT: time difference
Helena, 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 11:15 11:15 AM Helena, MT 01:15 1:15 AM You –:–
11:15 11:15 AM
Georgia Standard Time · UTC+4
☀️ 07:07 · 🌙 18:30
01:15 1:15 AM
Mountain Daylight Time · UTC-6
☀️ 07:38 · 🌙 18:54
·
−10 h
Helena, MT is 10 h behind Tbilisi.
When you, Tbilisi and Helena, 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
🇺🇸 Helena, 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
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇬🇪 Tbilisi | 🇺🇸 Helena, MT |
|---|---|---|
| Local time | 11:15 | 01:15 |
| Local date | Saturday, October 10, 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 | 07:07 | 07:38 |
| Sunset | 18:30 | 18:54 |
| Daylight | 11 h 22 min | 11 h 16 min |
| People on this clock | 1,241,700 | 32,091 |
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 Helena, MT: common questions
How far behind Tbilisi is Helena, MT?
Helena is 10 hours behind Tbilisi: UTC−6 against UTC+4.
If it is 9:00 AM in Tbilisi, what time is it in Helena, MT?
At 9:00 AM in Tbilisi, clocks in Helena show 11:00 PM (the previous day).
If it is 6:00 PM in Tbilisi, what time is it in Helena, MT?
At 6:00 PM in Tbilisi, clocks in Helena show 8:00 AM.
Is there a time when both Tbilisi and Helena, 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 Helena; the day in Helena starts at 7:00 PM in Tbilisi time.
When is it still the previous day in Helena, MT?
Until 10:00 AM in Tbilisi it is still the previous day in Helena. The other way round, from 2:00 PM in Helena it is already the next day in Tbilisi.
Is the time difference between Tbilisi and Helena, MT, the same all year?
No. Only Helena switches to summer time, so the gap changes twice a year. From November 1, 2026, Helena will be 11 hours behind Tbilisi.
