Istanbul to Longyearbyen: time difference
Longyearbyen is 1 h behind Istanbul. Live clocks for both, the working hours they share, and how each one sits against your own time.
−1 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Istanbul 17:45 5:45 PM Longyearbyen 16:45 4:45 PM You –:–
17:45 5:45 PM
GMT+03:00 · UTC+3
☀️ 07:18 · 🌙 18:22
16:45 4:45 PM
Central European Summer Time · UTC+2
☀️ 09:42 · 🌙 15:45
·
−1 h
Longyearbyen is 1 h behind Istanbul.
When you, Istanbul and Longyearbyen are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇹🇷 Istanbul
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
🇳🇴 Longyearbyen
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 21 9 PM 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇹🇷 Istanbul | 🇳🇴 Longyearbyen |
|---|---|---|
| Local time | 17:45 | 16:45 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | GMT+03:00 | Central European Summer Time |
| UTC offset | UTC+3 | UTC+2 |
| Offset from Istanbul | — | −1 h |
| IANA zone | Europe/Istanbul | Europe/Oslo |
| Daylight saving | Not observed | On summer time → UTC+1, Oct 25, 02:00 |
| Sunrise | 07:18 | 09:42 |
| Sunset | 18:22 | 15:45 |
| Daylight | 11 h 5 min | 6 h 3 min |
| People on this clock | 15,701,602 | 2,400 |
Compare Istanbul with another city
More comparisons with Istanbul: the time zones next to it and the far side of the clock.
Big time differences
Istanbul and Longyearbyen: common questions
How far behind Istanbul is Longyearbyen?
Longyearbyen is 1 hour behind Istanbul: UTC+2 against UTC+3.
What time is it in Longyearbyen when it is 9:00 AM in Istanbul?
When it is 9:00 AM in Istanbul, it is 8:00 AM in Longyearbyen.
What time is it in Longyearbyen when it is 6:00 PM in Istanbul?
When it is 6:00 PM in Istanbul, it is 5:00 PM in Longyearbyen.
When is a good time to call Longyearbyen from Istanbul?
Between 10:00 AM and 6:00 PM in Istanbul – that is 9:00 AM to 5:00 PM in Longyearbyen – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in Longyearbyen?
Until 1:00 AM in Istanbul it is still the previous day in Longyearbyen. The other way round, from 11:00 PM in Longyearbyen it is already the next day in Istanbul.
Does the time difference between Istanbul and Longyearbyen change?
Yes. The clocks change only in Longyearbyen. From October 25, 2026, Longyearbyen will be 2 hours behind Istanbul.
