Istanbul to Great Falls time converter

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

Istanbul TRT

Wednesday, October 21, 2026

Great Falls MDT

Wednesday, October 21, 2026

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

Istanbul to Great Falls conversion table

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

IstanbulGreat Falls
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 Great Falls): 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 Great Falls 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 Great Falls are 9,421 km (5,854 miles) apart in a straight line.

More conversions

Great Falls 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 Great FallsLondon to Great FallsLos Angeles to Great FallsChicago to Great FallsToronto to Great FallsSão Paulo to Great FallsParis to Great FallsBerlin to Great FallsMoscow to Great FallsDubai to Great FallsNew Delhi to Great FallsBangkok to Great Falls

Questions and answers

What is the time difference between Istanbul and Great Falls?

Great Falls is 9 hours behind Istanbul.

What time is it in Great Falls when it is 9 AM in Istanbul?

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

When is the best time to call Great Falls 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 Great Falls): working hours on one side, early or late on the other.

Does the time difference between Istanbul and Great Falls change?

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