Tbilisi to Derry: time difference
Derry is 3 h behind Tbilisi. Live clocks for both, the working hours they share, and how each one sits against your own time.
−3 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Tbilisi 20:31 8:31 PM Derry 17:31 5:31 PM You –:–
20:31 8:31 PM
Georgia Standard Time · UTC+4
☀️ 07:15 · 🌙 18:18
17:31 5:31 PM
British Summer Time · UTC+1
☀️ 08:03 · 🌙 18:28
·
−3 h
Derry is 3 h behind Tbilisi.
When you, Tbilisi and Derry 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
🇬🇧 Derry
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 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇬🇪 Tbilisi | 🇬🇧 Derry |
|---|---|---|
| Local time | 20:31 | 17:31 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Georgia Standard Time | British Summer Time |
| UTC offset | UTC+4 | UTC+1 |
| Offset from Tbilisi | — | −3 h |
| IANA zone | Asia/Tbilisi | Europe/London |
| Daylight saving | Not observed | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 07:15 | 08:03 |
| Sunset | 18:18 | 18:28 |
| Daylight | 11 h 3 min | 10 h 25 min |
| People on this clock | 1,241,700 | 85,016 |
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 Derry: common questions
How many hours behind Tbilisi is Derry?
The clocks in Derry are 3 hours behind those in Tbilisi (UTC+1 and UTC+4).
If it is 9:00 AM in Tbilisi, what time is it in Derry?
At 9:00 AM in Tbilisi, clocks in Derry show 6:00 AM.
What time is it in Derry at the end of the working day in Tbilisi?
The working day in Tbilisi ends at 6:00 PM; in Derry it is 3:00 PM at that moment.
Is there a time when both Tbilisi and Derry are at work?
Yes: from 12:00 PM to 6:00 PM in Tbilisi (9:00 AM to 3:00 PM in Derry), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in Derry compared with Tbilisi?
The new day starts in Derry later: until 3:00 AM in Tbilisi, it is still the previous day there. From 9:00 PM in Derry, Tbilisi is already on the next day.
Is the time difference between Tbilisi and Derry the same all year?
No. Only Derry switches to summer time, so the gap changes twice a year. From October 25, 2026, Derry will be 4 hours behind Tbilisi.
