MDT to EST Converter
Time Difference
Mountain Standard Time is 2 hours behind of Eastern Standard Time
So 9:39 PM21:39 in MST is 11:39 PM23:39 in EST
9:39 PM21:39 Mountain Standard Time (MST). Offset UTC -7:00 hours
11:39 PM23:39 Eastern Standard Time (EST). Offset UTC -5:00 hours
9:39 PM21:39 MST / 11:39 PM23:39 EST
MST | EST |
---|---|
12am (midnight) | 2am |
1am | 3am |
2am | 4am |
3am | 5am |
4am | 6am |
5am | 7am |
6am | 8am |
7am | 9am |
8am | 10am |
9am | 11am |
10am | 12pm (noon) |
11am | 1pm |
12pm (noon) | 2pm |
1pm | 3pm |
2pm | 4pm |
3pm | 5pm |
4pm | 6pm |
5pm | 7pm |
6pm | 8pm |
7pm | 9pm |
8pm | 10pm |
9pm | 11pm |
10pm | 12am (midnight) |
11pm | 1am |
0:00 | 2:00 |
1:00 | 3:00 |
2:00 | 4:00 |
3:00 | 5:00 |
4:00 | 6:00 |
5:00 | 7:00 |
6:00 | 8:00 |
7:00 | 9:00 |
8:00 | 10:00 |
9:00 | 11:00 |
10:00 | 12:00 |
11:00 | 13:00 |
12:00 | 14:00 |
13:00 | 15:00 |
14:00 | 16:00 |
15:00 | 17:00 |
16:00 | 18:00 |
17:00 | 19:00 |
18:00 | 20:00 |
19:00 | 21:00 |
20:00 | 22:00 |
21:00 | 23:00 |
22:00 | 0:00 |
23:00 | 1:00 |
Mountain Daylight Time
Offset: MDT is 6 hours behind Greenwich Mean Time (GMT) and is used in North America
Countries: It is used in following countries: Canada, Mexico, United States
Principal Cities: The largest city in the MDT timezone is Ciudad Juarez from Mexico with population about 1.512 million people. Other major cities in the area are Calgary, Chihuahua, Edmonton, El Paso
Daylight Saving: Mountain Daylight Time (MDT) is a daylight saving/summer timezone, however during winter some places adjust time for one hour back and observe Mountain Standard Time (MST).
End: MDT ends annually on the same date and time. and clocks were set one hour back on Sunday, November 4, 2018, at 2:00 (2:00 am) local time.
Start: MDT starts annually on the same date and time. and clocks are set one hour forward on Sunday, March 10, 2019, at 2:00 (2:00 am) local time.
French: HAR - Heure Avancée des Rocheuses
Spanish: MT - Zona Pacífico

MDT representations, usage and related time zones
- -06 - basic short
- -0600 - basic
- -06:00 - extended
- -0600 - sign character (-) followed by a four digit time providing hours (06) and minutes (00) of the offset. Indicates six hour and zero minutes time differences to the west of the zero meridian.
- Sierra - Military abbreviation for MDT
- S - short form of 'Sierra'
- America/Boise
- America/Cambridge_Bay
- America/Chihuahua
- America/Denver
- America/Edmonton
- America/Inuvik
- America/Mazatlan
- America/Ojinaga
- America/Shiprock
- America/Yellowknife
- Canada/Mountain
- MST7MDT
- Mexico/BajaSur
- Navajo
- US/Mountain
Time zones with the GMT -6:00 h offset:
- CST - Central Standard Time
- CT - Central Time
- MDT - Mountain Daylight Time
- EAST - Easter Island Standard Time
- GALT - Galapagos Time
- S - Sierra Time Zone
- -06 -
Eastern Standard Time
Offset: EST is 5 hours behind Greenwich Mean Time (GMT) and is used in North America
Countries: It is used in following countries: Bahamas, Canada, Haiti, Jamaica, Cayman Islands, Mexico, Panama, Turks & Caicos Is, United States
Principal Cities: The largest city in the EST timezone is New York City from USA with population about 8.175 million people. Other major cities in the area are Toronto, Montreal, Brooklyn, Borough of Queens
Daylight Saving: This is a standard timezone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Eastern Daylight Time (EDT).
Start: EST starts annually on the same date and time. and clocks were set one hour back on Sunday, November 4, 2018, at 2:00 (2:00 am) local time.
End: EST ends annually on the same date and time. and clocks are set one hour forward on Sunday, March 10, 2019, at 2:00 (2:00 am) local time.
French: HNE - Heure Normale de l'Est
Spanish: ET - Tiempo del Este, ET - Zona Sureste

EST representations, usage and related time zones
- -05 - basic short
- -0500 - basic
- -05:00 - extended
- -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates five hour and zero minutes time differences to the west of the zero meridian.
- Romeo - Military abbreviation for EST
- R - short form of 'Romeo'
- America/Atikokan
- America/Cancun
- America/Cayman
- America/Coral_Harbour
- America/Detroit
- America/Fort_Wayne
- America/Grand_Turk
- America/Indiana/Indianapolis
- America/Indiana/Marengo
- America/Indiana/Petersburg
- America/Indiana/Vevay
- America/Indiana/Vincennes
- America/Indiana/Winamac
- America/Indianapolis
- America/Iqaluit
- America/Jamaica
- America/Kentucky/Louisville
- America/Kentucky/Monticello
- America/Louisville
- America/Montreal
- America/Nassau
- America/New_York
- America/Nipigon
- America/Panama
- America/Pangnirtung
- America/Port-au-Prince
- America/Thunder_Bay
- America/Toronto
- Canada/Eastern
- EST
- EST5EDT
- Jamaica
- US/East-Indiana
- US/Eastern
- US/Michigan
Time zones with the GMT -5:00 h offset:
- CDT - Central Daylight Time
- EST - Eastern Standard Time
- ET - Eastern Time
- COT - Colombia Time
- CST - Cuba Standard Time
- EASST - Easter Island Summer Time
- ECT - Ecuador Time
- PET - Peru Time
- R - Romeo Time Zone
- -05 -