MSK to AST/ADT time converter

AST/ADT is 6 hours behind MSK. When it is 9:00 AM in MSK, it is 3:00 AM in AST/ADT.

MSK UTC+3

Friday, October 16, 2026

AST/ADT ADT

Friday, October 16, 2026

MSK
Moscow Standard Time
Fri, Oct 16
UTC+3
AST/ADT
Atlantic Standard Time
Fri, Oct 16
ADTUTC-3-6h
Finding your time zone…
Shared working hours (9:00–18:00)

MSK to AST/ADT conversion table

Every hour of today in MSK and the matching time in AST/ADT. Light rows are typical working hours (9:00–18:00).

MSKAST/ADT
12:00 AM6:00 PM−1 day
1:00 AM7:00 PM−1 day
2:00 AM8:00 PM−1 day
3:00 AM9:00 PM−1 day
4:00 AM10:00 PM−1 day
5:00 AM11:00 PM−1 day
6:00 AM12:00 AM
7:00 AM1:00 AM
8:00 AM2:00 AM
9:00 AM3:00 AM
10:00 AM4:00 AM
11:00 AM5:00 AM
12:00 PM6:00 AM
1:00 PM7:00 AM
2:00 PM8:00 AM
3:00 PM9:00 AM
4:00 PM10:00 AM
5:00 PM11:00 AM
6:00 PM12:00 PM
7:00 PM1:00 PM
8:00 PM2:00 PM
9:00 PM3:00 PM
10:00 PM4:00 PM
11:00 PM5:00 PM

Best time to call or meet

Both sides are at work from 3:00 PM – 6:00 PM in MSK (9:00 AM – 12:00 PM in AST/ADT).

Daylight saving time and the difference

The difference changes during the year because MSK and AST/ADT switch clocks on different dates:

  • Oct 16, 2026 – Nov 1, 2026: -6h
  • Nov 1, 2026 – Mar 14, 2027: -7h
  • Mar 14, 2027 – Oct 16, 2027: -6h

More conversions

AST to MSKMSK to UTCMSK to GMTMSK to ESTMSK to CSTMSK to MSTMSK to PSTMSK to CETMSK to GSTMSK to PKTMSK to ISTMSK to SGTMSK to PHT
UTC to ASTGMT to ASTEST to ASTCST to ASTMST to ASTPST to ASTCET to ASTGST to ASTPKT to ASTIST to ASTSGT to ASTPHT to AST

Questions and answers

What is the time difference between MSK and AST/ADT?

AST/ADT is 6 hours behind MSK.

What time is it in AST/ADT when it is 9 AM in MSK?

When it is 9:00 AM in MSK, it is 3:00 AM in AST/ADT.

When is the best time to call AST/ADT from MSK?

Both sides are at work from 3:00 PM – 6:00 PM in MSK (9:00 AM – 12:00 PM in AST/ADT).

Does the time difference between MSK and AST/ADT change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.