Istanbul to Fountain time converter

Fountain is 9 hours behind Istanbul. When it is 9:00 AM in Istanbul, it is 12:00 AM in Fountain.

Istanbul TRT

Wednesday, October 21, 2026

Fountain MDT

Tuesday, October 20, 2026

Istanbul
Turkey
Wed, Oct 21
TRTUTC+3
Fountain
Colorado, United States
Tue, Oct 20
MDTUTC-6-9h
Finding your time zone…
Shared working hours (9:00–18:00)

Istanbul to Fountain conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 4:00 PM – 6:00 PM in Istanbul (7:00 AM – 9:00 AM in Fountain): working hours on one side, early or late on the other.

Daylight saving time and the difference

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

  • Oct 21, 2026 – Nov 1, 2026: -9h
  • Nov 1, 2026 – Mar 14, 2027: -10h
  • Mar 14, 2027 – Oct 21, 2027: -9h

Distance

Istanbul and Fountain are 9,985 km (6,204 miles) apart in a straight line.

More conversions

Fountain 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 FountainLondon to FountainLos Angeles to FountainChicago to FountainToronto to FountainSão Paulo to FountainParis to FountainBerlin to FountainMoscow to FountainDubai to FountainNew Delhi to FountainBangkok to Fountain

Questions and answers

What is the time difference between Istanbul and Fountain?

Fountain is 9 hours behind Istanbul.

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

When it is 9:00 AM in Istanbul, it is 12:00 AM in Fountain.

When is the best time to call Fountain from Istanbul?

Working hours don't overlap fully. The closest fit is 4:00 PM – 6:00 PM in Istanbul (7:00 AM – 9:00 AM in Fountain): working hours on one side, early or late on the other.

Does the time difference between Istanbul and Fountain change?

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