Convert MSK to AST — Time Difference Between Moscow Standard Time and Atlantic Standard Time

How to Convert MSK to AST

Drag the slider on the MSK timeline to pick your time — the AST time updates instantly. You can also click the time display to type a specific hour or pick one from the 15-minute interval dropdown, and use the date picker to check a different day.

What Is the Time Difference Between MSK and AST?

Atlantic Standard Time (AST) is 7 hours behind Moscow Standard Time (MSK). To convert, subtract 7 hours — for example, 9:00 AM MSK is 2:00 AM AST.

MSK to AST Quick Reference

MSK to AST Meeting Planner

Use the color-coded table above to find overlapping work hours between Moscow and San Juan. Amber rows mark daytime hours — pick a slot that falls in amber on both sides for a meeting that works for everyone.

Why Trust This MSK to AST Converter?

Timezoney uses the IANA Time Zone Database — the same source that powers your phone and computer — so every conversion handles daylight saving transitions and half-hour offsets automatically.