Regensburg to Istanbul time converter

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

Regensburg CEST

Wednesday, October 21, 2026

Istanbul TRT

Wednesday, October 21, 2026

Regensburg
Germany
Wed, Oct 21
CESTUTC+2
Istanbul
Turkey
Wed, Oct 21
TRTUTC+3+1h
Finding your time zone…
Shared working hours (9:00–18:00)

Regensburg to Istanbul conversion table

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

RegensburgIstanbul
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 Regensburg (10:00 AM – 6:00 PM in Istanbul).

Daylight saving time and the difference

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

  • Oct 21, 2026 – Oct 25, 2026: +1h
  • Oct 25, 2026 – Mar 28, 2027: +2h
  • Mar 28, 2027 – Oct 21, 2027: +1h

Distance

Regensburg and Istanbul are 1,590 km (988 miles) apart in a straight line.

More conversions

Istanbul to RegensburgRegensburg to New YorkRegensburg to LondonRegensburg to Los AngelesRegensburg to ChicagoRegensburg to TorontoRegensburg to São PauloRegensburg to ParisRegensburg to BerlinRegensburg to MoscowRegensburg to DubaiRegensburg to New DelhiRegensburg 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 Regensburg and Istanbul?

Istanbul is 1 hour ahead of Regensburg.

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

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

When is the best time to call Istanbul from Regensburg?

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

Does the time difference between Regensburg 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.