Tbilisi to Porto: time difference
Porto 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 05:18 5:18 AM Porto 02:18 2:18 AM You –:–
05:18 5:18 AM
Georgia Standard Time · UTC+4
☀️ 07:07 · 🌙 18:30
02:18 2:18 AM
Western European Summer Time · UTC+1
☀️ 07:41 · 🌙 19:03
·
−3 h
Porto is 3 h behind Tbilisi.
When you, Tbilisi and Porto 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
🇵🇹 Porto
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 | 🇵🇹 Porto |
|---|---|---|
| Local time | 05:18 | 02:18 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Georgia Standard Time | Western European Summer Time |
| UTC offset | UTC+4 | UTC+1 |
| Offset from Tbilisi | — | −3 h |
| IANA zone | Asia/Tbilisi | Europe/Lisbon |
| Daylight saving | Not observed | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 07:07 | 07:41 |
| Sunset | 18:30 | 19:03 |
| Daylight | 11 h 22 min | 11 h 23 min |
| People on this clock | 1,241,700 | 231,828 |
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 Porto: common questions
How far behind Tbilisi is Porto?
Porto is 3 hours behind Tbilisi: UTC+1 against UTC+4.
What time is it in Porto at the start of the working day in Tbilisi?
The working day in Tbilisi starts at 9:00 AM; in Porto it is 6:00 AM at that moment.
What time is it in Porto when it is 6:00 PM in Tbilisi?
When it is 6:00 PM in Tbilisi, it is 3:00 PM in Porto.
When is a good time to call Porto from Tbilisi?
Between 12:00 PM and 6:00 PM in Tbilisi – that is 9:00 AM to 3:00 PM in Porto – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Tbilisi is it still yesterday in Porto?
Before 3:00 AM in Tbilisi, the date in Porto has not changed yet. From 9:00 PM in Porto, it is already the next day in Tbilisi.
Does the time difference between Tbilisi and Porto change?
Yes. The clocks change only in Porto. From October 25, 2026, Porto will be 4 hours behind Tbilisi.
