Bangkok to Great Falls time converter

Great Falls is 13 hours behind Bangkok. When it is 9:00 AM in Bangkok, it is 8:00 PM (Mon, Oct 19) in Great Falls.

Bangkok ICT

Tuesday, October 20, 2026

Great Falls MDT

Monday, October 19, 2026

Bangkok
Thailand
Tue, Oct 20
ICTUTC+7
Great Falls
Montana, United States
Mon, Oct 19
MDTUTC-6-13h
Finding your time zone…
Shared working hours (9:00–18:00)

Bangkok to Great Falls conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:00 AM in Bangkok (8:00 PM – 10:00 PM 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 Bangkok and Great Falls switch clocks on different dates:

  • Oct 20, 2026 – Nov 1, 2026: -13h
  • Nov 1, 2026 – Mar 14, 2027: -14h
  • Mar 14, 2027 – Oct 20, 2027: -13h

Distance

Bangkok and Great Falls are 12,508 km (7,772 miles) apart in a straight line.

More conversions

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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 FallsSingapore to Great Falls

Questions and answers

What is the time difference between Bangkok and Great Falls?

Great Falls is 13 hours behind Bangkok.

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

When it is 9:00 AM in Bangkok, it is 8:00 PM (Mon, Oct 19) in Great Falls.

When is the best time to call Great Falls from Bangkok?

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:00 AM in Bangkok (8:00 PM – 10:00 PM in Great Falls): working hours on one side, early or late on the other.

Does the time difference between Bangkok 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.