MST to SGT Time Converter
Singapore Time (SGT) is currently 15 hours ahead of Mountain Standard Time (MST). MST is UTC-7 and SGT is UTC+8. The table below converts every hour of the day between the two, and the call planner shows where working hours line up.
Best Time for a Call
Both sides are inside 9:00 AM to 5:00 PM office hours between 9:00 AM and 5:00 PM in MST, which is 9:00 AM to 5:00 PM in SGT.
Comparing more than two places? The Overlap Zones tool shows working hours for several cities on one grid.
Hour by Hour: MST to SGT
Rows marked office hours fall between 9:00 AM and 5:00 PM in both places. For a specific date, use the interactive converter.
Does the Difference Change During the Year?
MST and SGT are fixed offsets, so the difference between them never changes.
MST is UTC-7. Most of the Mountain region switches to MDT (UTC-6) in summer, but Arizona stays on MST year round.
SGT is UTC+8 with no daylight saving. Hong Kong, China, Malaysia, and the Philippines share this offset.
Frequently Asked Questions
How many hours ahead is SGT compared to MST?
SGT is currently 15 hours ahead of MST. MST and SGT are fixed offsets, so the difference between them never changes.
What time is 9:00 AM in MST in SGT?
9:00 AM in MST is 12:00 AM in SGT on the next day.
What is the best time for a call between MST and SGT?
Both sides are inside 9:00 AM to 5:00 PM office hours between 9:00 AM and 5:00 PM in MST, which is 9:00 AM to 5:00 PM in SGT.