Time zone converter
GMT to MST
Convert London Time — GMT/BST to Mountain Time — Denver — fast, accurate, and daylight-saving aware.
When it's 9:00 AM in London, it's 2:00 AM in Denver. Denver is 7 hours behind London. Use the converter above to turn any GMT time into MST, or scan the hour-by-hour table below for the full day.
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London Time — GMT/BST ·
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Mountain Time — Denver ·
Convert a specific timein London → — in Denver
GMT to MST at a glance
9:00 AM GMT
2:00 AM
MST · Denver
12:00 PM GMT
5:00 AM
MST · Denver
5:00 PM GMT
10:00 AM
MST · Denver
Planning a meeting between London and Denver
Planning a call between London and Denver? The best overlap during a standard 9-to-5 workday runs 4:00 PM–5:00 PM GMT (9:00 AM–10:00 AM MST). Aim for that window to reach both sides during business hours.
Hour-by-hour: London to Denver
A full day mapped from GMT to MST.
Frequently asked
Is Denver ahead of or behind London?
Denver is 7 hours behind London.
What is 12:00 PM GMT in MST?
12:00 PM in London is 5:00 AM in Denver.
Does this converter account for daylight saving time?
Yes. Conversions use the IANA time zone database, so GMT and MST automatically reflect the correct daylight-saving offset for the current date.