TimezoneHop

AST to MST Converter

MST is 3 hours behind AST. When it is 9:00 AM in AST, it is 6:00 AM in MST.

Convert AST to MST

Live
  1. ASTAST (UTC−4)
    2:27 AMThu, Nov 5
  2. MSTMST (UTC−7), 3 hours behind
    11:27 PMWed, Nov 4−1 day
Thursday, November 5, 2026

AST to MST time table

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

Best time for a meeting

The best time to meet is 12:00 PM–5:00 PM in AST (9:00 AM–2:00 PM in MST), when both are within 9 AM–5 PM working hours.

Daylight saving changes

AST and MST are fixed UTC offsets, so the difference between them never changes.

More about these times

Convert AST to other places

Convert other places to MST