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Denver · Salt Lake City · Edmonton
For international scheduling, try the global meeting planner.
Difference
GMT vs MDT
UTC → UTC
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London · Reykjavik · Accra
MDT to GMT converter
Convert MDT to GMT time now
Free MDT to GMT converter. See Mountain Daylight Time and Greenwich Mean Time side by side. Live clocks, a 6 hours gap, meeting hours, and a full-day chart for Denver and London.
America/Denver
—
MDT → GMT
To · Greenwich Mean Time
—
Etc/UTC
Interactive diagram
Watch MDT convert into GMT
Drag the Mountain DT hour. Watch the GMT clock change.
Mountain DT
9:00 AM MDT
—
GMT ← MDT
GMT
—
Full-day chart
MDT to GMT hourly conversion chart
Full-day table. Tap a row to copy. Labels follow daylight saving.
| Mountain DT | GMT | UTC offsets |
|---|
Meeting times
Best MDT to GMT meeting window
Find hours that work on both sides. Then save the slot to your calendar.
Follow along
Step-by-step MDT to GMT conversion
Four short steps to convert any MDT time to GMT.
Choose MDT time
Select any hour in Mountain Daylight Time. Smart mode uses America/Denver.
MDT to GMT conversion guide
MDT to GMT conversion guide
This MDT to GMT converter shows Greenwich Mean Time (UTC±0) for any Mountain Daylight Time (UTC−6) time. Use it to schedule between Denver and London. Choose Smart DST for live city clocks. Choose Fixed mode when you only want the MDT and GMT labels.
Mountain DT
MDT
UTC−6
Denver · Salt Lake City · Edmonton
MDT vs GMT—
GMT
GMT
UTC±0
London · Reykjavik · Accra
What is MDT to GMT conversion?
MDT to GMT conversion turns a MDT clock into the matching GMT time. Use it for calls, travel, and teams in Denver and London.
MDT to GMT time difference
GMT is 6 hours ahead of MDT. Add 6 hours to the MDT time to get GMT. The live clocks at the top show the current MDT to GMT gap.
MDT vs GMT
MDT is UTC−6. GMT is UTC±0. They are different names. If a region uses daylight saving, check the live labels.
MDT to GMT now / current time
Need mdt to gmt right now? Read the live clocks, or tap Use current time for an instant MDT → GMT result.
MDT to GMT time difference
Season / context — tap to explore
See how daylight saving can change this pair.
Mountain DT—
—MDT → GMT
GMT—
Quick answers
Mountain DT
Mountain Daylight Time (MDT)
UTC−6
Mountain Daylight Time (MDT) is UTC−6. Smart DST uses the city clock America/Denver so daylight saving stays correct for Denver · Salt Lake City · Edmonton.
- Cities: Denver · Salt Lake City · Edmonton
- City clock: America/Denver
- Fixed MDT: UTC−6
- On this page it pairs with GMT (UTC±0)
GMT
Greenwich Mean Time (GMT)
UTC±0
Same as UTC+0 here. London often uses BST in summer.
- Cities: London · Reykjavik · Accra
- City clock: Etc/UTC
- Fixed GMT: UTC±0
- From MDT: GMT is 6 hours ahead of MDT
MDT to GMT FAQ