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GST to MST converter

MST is 11 hours behind of GST today. GST (Gulf Standard Time) - currently UTC+4; MST (Mountain Standard Time) - currently UTC−7.

The 09:00-18:00 workdays in GST and MST don't overlap at all, so one side always works early or late. Quick answers: 9 AM GST = 10 PM MST (previous day), 12 PM GST = 1 AM MST, 5 PM GST = 6 AM MST.

GST · Gulf Standard Time

UTC+4

MST · Mountain Standard Time

UTC−7

Convert a time

MST
--:--

Working hours side by side

columns: GST hours
PING · 09–18 local MAYBE · 07–09, 18–21 NOT NOW · 21–07Outlined: everyone can be pinged

GST to MST conversion table

GSTMSTVerdict in MST
12 AM · 00:001 PM · 13:00 (previous day)PING
1 AM · 01:002 PM · 14:00 (previous day)PING
2 AM · 02:003 PM · 15:00 (previous day)PING
3 AM · 03:004 PM · 16:00 (previous day)PING
4 AM · 04:005 PM · 17:00 (previous day)PING
5 AM · 05:006 PM · 18:00 (previous day)MAYBE
6 AM · 06:007 PM · 19:00 (previous day)MAYBE
7 AM · 07:008 PM · 20:00 (previous day)MAYBE
8 AM · 08:009 PM · 21:00 (previous day)NOT NOW
9 AM · 09:0010 PM · 22:00 (previous day)NOT NOW
10 AM · 10:0011 PM · 23:00 (previous day)NOT NOW
11 AM · 11:0012 AM · 00:00NOT NOW
12 PM · 12:001 AM · 01:00NOT NOW
1 PM · 13:002 AM · 02:00NOT NOW
2 PM · 14:003 AM · 03:00NOT NOW
3 PM · 15:004 AM · 04:00NOT NOW
4 PM · 16:005 AM · 05:00NOT NOW
5 PM · 17:006 AM · 06:00NOT NOW
6 PM · 18:007 AM · 07:00MAYBE
7 PM · 19:008 AM · 08:00MAYBE
8 PM · 20:009 AM · 09:00PING
9 PM · 21:0010 AM · 10:00PING
10 PM · 22:0011 AM · 11:00PING
11 PM · 23:0012 PM · 12:00PING

Cities on GST

Asia/Dubai
DubaiAbu DhabiSharjahAl Ain CityAjmanDayrah

Cities on MST

America/Denver
DenverEl PasoAlbuquerqueColorado SpringsSalt Lake CitySanta Fe

Other conversions

All converters
MST → GSTGST → ESTGST → EDTGST → PSTGST → PDTGST → CSTGST → CDTGST → GMTGST → UTCGST → BSTGST → CET

Questions

What is the time difference between GST and MST?

MST (Mountain Standard Time) is 11 hours behind of GST (Gulf Standard Time) right now: UTC+4 versus UTC−7.

What is 9 AM GST in MST?

9:00 AM GST is 10 PM MST (previous day).

What is 5 PM GST in MST?

5:00 PM GST is 6 AM MST.

Does daylight saving change the GST–MST difference?

GST has no daylight saving; it stays UTC+4 all year. Denver switches between MST and MDT; next change Sunday, 14 March 2027 (UTC−7 → UTC−6).