Riehen to Istanbul time converter

Istanbul is 1 hour ahead of Riehen. When it is 9:00 AM in Riehen, it is 10:00 AM in Istanbul.

Riehen CEST

Tuesday, October 20, 2026

Istanbul TRT

Tuesday, October 20, 2026

Riehen
Switzerland
Tue, Oct 20
CESTUTC+2
Istanbul
Turkey
Tue, Oct 20
TRTUTC+3+1h
Finding your time zone…
Shared working hours (9:00–18:00)

Riehen to Istanbul conversion table

Every hour of today in Riehen and the matching time in Istanbul. Light rows are typical working hours (9:00–18:00).

RiehenIstanbul
12:00 AM1:00 AM
1:00 AM2:00 AM
2:00 AM3:00 AM
3:00 AM4:00 AM
4:00 AM5:00 AM
5:00 AM6:00 AM
6:00 AM7:00 AM
7:00 AM8:00 AM
8:00 AM9:00 AM
9:00 AM10:00 AM
10:00 AM11:00 AM
11:00 AM12:00 PM
12:00 PM1:00 PM
1:00 PM2:00 PM
2:00 PM3:00 PM
3:00 PM4:00 PM
4:00 PM5:00 PM
5:00 PM6:00 PM
6:00 PM7:00 PM
7:00 PM8:00 PM
8:00 PM9:00 PM
9:00 PM10:00 PM
10:00 PM11:00 PM
11:00 PM12:00 AM+1 day

Best time to call or meet

Both sides are at work from 9:00 AM – 5:00 PM in Riehen (10:00 AM – 6:00 PM in Istanbul).

Daylight saving time and the difference

The difference changes during the year because Riehen and Istanbul switch clocks on different dates:

  • Oct 20, 2026 – Oct 25, 2026: +1h
  • Oct 25, 2026 – Mar 28, 2027: +2h
  • Mar 28, 2027 – Oct 20, 2027: +1h

Distance

Riehen and Istanbul are 1,838 km (1,142 miles) apart in a straight line.

More conversions

Istanbul to RiehenRiehen to New YorkRiehen to LondonRiehen to Los AngelesRiehen to ChicagoRiehen to TorontoRiehen to São PauloRiehen to ParisRiehen to BerlinRiehen to MoscowRiehen to DubaiRiehen to New DelhiRiehen to Bangkok
New York to IstanbulLondon to IstanbulLos Angeles to IstanbulChicago to IstanbulToronto to IstanbulSão Paulo to IstanbulParis to IstanbulBerlin to IstanbulMoscow to IstanbulDubai to IstanbulNew Delhi to IstanbulBangkok to Istanbul

Questions and answers

What is the time difference between Riehen and Istanbul?

Istanbul is 1 hour ahead of Riehen.

What time is it in Istanbul when it is 9 AM in Riehen?

When it is 9:00 AM in Riehen, it is 10:00 AM in Istanbul.

When is the best time to call Istanbul from Riehen?

Both sides are at work from 9:00 AM – 5:00 PM in Riehen (10:00 AM – 6:00 PM in Istanbul).

Does the time difference between Riehen and Istanbul change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.