Istanbul to Houston time converter

Houston is 8 hours behind Istanbul. When it is 9:00 AM in Istanbul, it is 1:00 AM in Houston.

Istanbul TRT

Monday, October 19, 2026

Houston CDT

Monday, October 19, 2026

Istanbul
Turkey
Mon, Oct 19
TRTUTC+3
Houston
Texas, United States
Mon, Oct 19
CDTUTC-5-8h
Finding your time zone…
Shared working hours (9:00–18:00)

Istanbul to Houston conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 19, 2026 – Nov 1, 2026: -8h
  • Nov 1, 2026 – Mar 14, 2027: -9h
  • Mar 14, 2027 – Oct 19, 2027: -8h

Distance

Istanbul and Houston are 10,285 km (6,391 miles) apart in a straight line.

More conversions

Houston to IstanbulIstanbul to New YorkIstanbul to LondonIstanbul to Los AngelesIstanbul to ChicagoIstanbul to TorontoIstanbul to São PauloIstanbul to ParisIstanbul to BerlinIstanbul to MoscowIstanbul to DubaiIstanbul to New DelhiIstanbul to Bangkok
New York to HoustonLondon to HoustonLos Angeles to HoustonChicago to HoustonToronto to HoustonSão Paulo to HoustonParis to HoustonBerlin to HoustonMoscow to HoustonDubai to HoustonNew Delhi to HoustonBangkok to Houston

Questions and answers

What is the time difference between Istanbul and Houston?

Houston is 8 hours behind Istanbul.

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

When it is 9:00 AM in Istanbul, it is 1:00 AM in Houston.

When is the best time to call Houston from Istanbul?

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

Does the time difference between Istanbul and Houston change?

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