Offset
There is no time difference between Helsinki and Istanbul.
Helsinki (EEST) is currently the same time as Istanbul (TRT).
EEST: UTC+3
TRT: UTC+3
Helsinki is currently observing daylight saving time; Istanbul is not.
When to schedule
Business-hours overlap: 9 AM–5 PM in Helsinki (9 AM–5 PM in Istanbul).
Both teams are in working hours during this window on weekdays.
Suggested time: 1:00 PM Helsinki (1:00 PM Istanbul).
This window may shift by an hour during daylight saving time.
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
Finland
- New Year's DayThu, Jan 1
- EpiphanyTue, Jan 6
- Good FridayFri, Apr 3
- Easter SundaySun, Apr 5
- Easter MondayMon, Apr 6
- May DayFri, May 1
- Ascension DayThu, May 14
- PentecostSun, May 24
- Midsummer EveFri, Jun 19
- Midsummer DaySat, Jun 20
- All Saints' DaySat, Oct 31
- Independence DaySun, Dec 6
- Christmas EveThu, Dec 24
- Christmas DayFri, Dec 25
- St. Stephen's DaySat, Dec 26
Turkey
- New Year's DayThu, Jan 1
- National Independence & Children's DayThu, Apr 23
- Labour DayFri, May 1
- Atatürk Commemoration & Youth DayTue, May 19
- Democracy and National Unity DayWed, Jul 15
- Victory DaySun, Aug 30
- Republic DayThu, Oct 29
About these zones
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Helsinki | Istanbul | Day |
|---|---|---|
| 12:00 am | 12:00 am | Same day |
| 1:00 am | 1:00 am | Same day |
| 2:00 am | 2:00 am | Same day |
| 3:00 am | 3:00 am | Same day |
| 4:00 am | 4:00 am | Same day |
| 5:00 am | 5:00 am | Same day |
| 6:00 am | 6:00 am | Same day |
| 7:00 am | 7:00 am | Same day |
| 8:00 am | 8:00 am | Same day |
| 9:00 am | 9:00 am | Same day |
| 10:00 am | 10:00 am | Same day |
| 11:00 am | 11:00 am | Same day |
| 12:00 pm | 12:00 pm | Same day |
| 1:00 pm | 1:00 pm | Same day |
| 2:00 pm | 2:00 pm | Same day |
| 3:00 pm | 3:00 pm | Same day |
| 4:00 pm | 4:00 pm | Same day |
| 5:00 pm | 5:00 pm | Same day |
| 6:00 pm | 6:00 pm | Same day |
| 7:00 pm | 7:00 pm | Same day |
| 8:00 pm | 8:00 pm | Same day |
| 9:00 pm | 9:00 pm | Same day |
| 10:00 pm | 10:00 pm | Same day |
| 11:00 pm | 11:00 pm | Same day |
Daylight saving time
Helsinki observes daylight saving time; Istanbul does not. The offset between the two zones changes when Helsinki transitions: on Sunday, October 25, 2026, clocks fall back from EEST to EET.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 4:37 AM
- Sunset
- 10:18 PM
- Day length
- 17h 41m
- Sunrise
- 5:51 AM
- Sunset
- 8:31 PM
- Day length
- 14h 40m
Daylight overlap: 14h 40m — 5:51 AM–8:31 PM in Helsinki (5:51 AM–8:31 PM in Istanbul). Both locations are in daylight during this window.
Cities in these zones
Other cities in Turkey Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Eastern European Time
- HEL
Airports in Turkey Time
- IST
- SAW
- ESB
- YEI
- ADB
- GZT
- DIY
- ADA
- COV
- ASR
Related conversions
Common conversions
- What is 9:00 am Helsinki in Istanbul?
- 9:00 am Helsinki is 9:00 am Istanbul.
- What is 12:00 pm Helsinki in Istanbul?
- 12:00 pm Helsinki is 12:00 pm Istanbul.
- What is 12:30 pm Helsinki in Istanbul?
- 12:30 pm Helsinki is 12:30 pm Istanbul.
- What is 2:00 pm Helsinki in Istanbul?
- 2:00 pm Helsinki is 2:00 pm Istanbul.
- What is 5:00 pm Helsinki in Istanbul?
- 5:00 pm Helsinki is 5:00 pm Istanbul.
- What is 11:30 pm Helsinki in Istanbul?
- 11:30 pm Helsinki is 11:30 pm Istanbul.