Bissau to Istanbul: time difference
Istanbul is 3 h ahead of Bissau. 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.
Bissau 07:37 7:37 AM Istanbul 10:37 10:37 AM You –:–
07:37 7:37 AM
Greenwich Mean Time · UTC+0
☀️ 06:52 · 🌙 18:48
10:37 10:37 AM
GMT+03:00 · UTC+3
☀️ 07:10 · 🌙 18:33
·
+3 h
Istanbul is 3 h ahead of Bissau.
When you, Bissau and Istanbul are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇬🇼 Bissau
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
🇹🇷 Istanbul
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 0 12 AM 1 1 AM 2 2 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇬🇼 Bissau | 🇹🇷 Istanbul |
|---|---|---|
| Local time | 07:37 | 10:37 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Greenwich Mean Time | GMT+03:00 |
| UTC offset | UTC+0 | UTC+3 |
| Offset from Bissau | — | +3 h |
| IANA zone | Africa/Bissau | Europe/Istanbul |
| Daylight saving | Not observed | Not observed |
| Sunrise | 06:52 | 07:10 |
| Sunset | 18:48 | 18:33 |
| Daylight | 11 h 56 min | 11 h 23 min |
| People on this clock | 395,954 | 15,701,602 |
Compare Bissau with another city
More comparisons with Bissau: the time zones next to it and the far side of the clock.
Big time differences
Bissau and Istanbul: common questions
How far ahead of Bissau is Istanbul?
Istanbul is 3 hours ahead of Bissau: UTC+3 against UTC+0.
If it is 9:00 AM in Bissau, what time is it in Istanbul?
At 9:00 AM in Bissau, clocks in Istanbul show 12:00 PM.
If it is 6:00 PM in Bissau, what time is it in Istanbul?
At 6:00 PM in Bissau, clocks in Istanbul show 9:00 PM.
When is a good time to call Istanbul from Bissau?
Between 9:00 AM and 3:00 PM in Bissau – that is 12:00 PM to 6:00 PM in Istanbul – both places are within working hours (9:00 AM–6:00 PM).
From what time in Bissau is it tomorrow in Istanbul?
Once it is 9:00 PM in Bissau, the date in Istanbul has already changed. Until 3:00 AM in Istanbul, it is still the previous day in Bissau.
Does the time gap between Bissau and Istanbul change during the year?
No, the clocks change neither in Bissau nor in Istanbul, so the gap is 3 hours all year round.
