MST to ADT Converter & Time Difference (Meeting Planner)

Convert time between MST and ADT instantly. Get accurate time zone conversions with daylight saving time adjustments.

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Live Time
ADT is 3 hours ahead of MST

Timezone Information

On this page, MST refers to MST; ADT uses AST.

Convert ADT to MST

Interactive Time Converter

Select any time and date to see the conversion

MST

MST

ADT

AST

World Clock

Current time in major cities around the world

Popular conversions (today)

Common time conversions between MST and ADT

MST Time ADT Time
1:00 AM MST
4:00 AM ADT
2:00 AM MST
5:00 AM ADT
3:00 AM MST
6:00 AM ADT
4:00 AM MST
7:00 AM ADT
5:00 AM MST
8:00 AM ADT
6:00 AM MST
9:00 AM ADT
7:00 AM MST
10:00 AM ADT
8:00 AM MST
11:00 AM ADT
9:00 AM MST
12:00 PM ADT
10:00 AM MST
1:00 PM ADT
11:00 AM MST
2:00 PM ADT
12:00 PM MST
3:00 PM ADT
1:00 PM MST
4:00 PM ADT
2:00 PM MST
5:00 PM ADT
3:00 PM MST
6:00 PM ADT
4:00 PM MST
7:00 PM ADT
5:00 PM MST
8:00 PM ADT
6:00 PM MST
9:00 PM ADT
7:00 PM MST
10:00 PM ADT
8:00 PM MST
11:00 PM ADT
9:00 PM MST
12:00 AM ADT next day
10:00 PM MST
1:00 AM ADT next day
11:00 PM MST
2:00 AM ADT next day

Frequently Asked Questions

Everything you need to know about timezone conversion

ADT is 3 hours ahead of MST.

Add 3 hours to MST.