MST
Mountain Standard Time
GMT -7
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Cuba
CST
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Compare MST time with Havana time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Mountain Standard Time is 2 hours behind CST (Cuba Standard Time)
5:00 am05:00 in MST is 7:00 am07:00 in Havana, Cuba

MST to Havana call time
Best time for a conference call or a meeting is between 9am-3pm in MST which corresponds to 11am-5pm in Havana

5:00 am05:00 Mountain Standard Time (MST). Offset UTC -7:00 hours
7:00 am07:00 CST (Cuba Standard Time) (Havana, Cuba). Offset UTC -5:00 hours

5:00 am05:00 MST / 7:00 am07:00 Havana, Cuba

MSTHavana, Cuba
12am (midnight)2am
1am3am
2am4am
3am5am
4am6am
5am7am
6am8am
7am9am
8am10am
9am11am
10am12pm (noon)
11am1pm
12pm (noon)2pm
1pm3pm
2pm4pm
3pm5pm
4pm6pm
5pm7pm
6pm8pm
7pm9pm
8pm10pm
9pm11pm
10pm12am (midnight)
11pm1am
00:0002:00
01:0003:00
02:0004:00
03:0005:00
04:0006:00
05:0007:00
06:0008:00
07:0009:00
08:0010:00
09:0011:00
10:0012:00
11:0013:00
12:0014:00
13:0015:00
14:0016:00
15:0017:00
16:0018:00
17:0019:00
18:0020:00
19:0021:00
20:0022:00
21:0023:00
22:0000:00
23:0001:00

Mountain Standard Time

Offset: MST is 7 hours behind Greenwich Mean Time (GMT) and is used in North America

Countries using this time zone: Canada, Mexico, United States

Principal Cities: The largest city in the MST time zone is Phoenix in the United States, with about 1.446 million people. Other major cities in this time zone include Calgary, Edmonton, El Paso, Denver.

French: HNR - Heure Normale des Rocheuses

Spanish: MT - Zona Pacífico

MST Time Zone Geo Map
MST timezone map

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Mountain Daylight Time (MDT).

Daylight saving time clock moves back for one hour from 2am to 1amStart: Mountain Standard Time (MST) started on Sunday, November 2, 2025 at 2:00 am local time and clocks were set one hour back to Sunday, November 2, 2025, 1:00 am. Standard time starts annually on the first Sunday of November.

Daylight saving time clock moves forward for one hour from 2am to 3amEnd: Mountain Standard Time (MST) ends on Sunday, March 8, 2026 at 2:00 am local time and clocks are set one hour forward to Sunday, March 8, 2026, 3:00 am local daylight time instead. Standard time ends annually on the second Sunday of March.

MST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -07 - basic short
  • -0700 - basic
  • -07:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0700 - sign character (-) followed by a four digit time providing hours (07) and minutes (00) of the offset. Indicates an offset of seven hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Tango - Military abbreviation for MST
  • T - short form of 'Tango'
IANA/Olson: Reflects MST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Boise
  • America/Cambridge_Bay
  • America/Ciudad_Juarez
  • America/Creston
  • America/Dawson
  • America/Dawson_Creek
  • America/Denver
  • America/Edmonton
  • America/Fort_Nelson
  • America/Hermosillo
  • America/Inuvik
  • America/Mazatlan
  • America/Phoenix
  • America/Shiprock
  • America/Whitehorse
  • America/Yellowknife
  • Canada/Mountain
  • Canada/Yukon
  • MST
  • MST7MDT
  • Mexico/BajaSur
  • Navajo
  • US/Arizona
  • US/Mountain
Time zones with the GMT -7 offset:
  • MST - Mountain Standard Time
  • PDT - Pacific Daylight Time
  • YST - Yukon Standard Time
  • T - Tango Time Zone

Havana Information

Time Zone

Abbreviation / Name
CDT - Cuba Daylight Time
CST - Cuba Standard Time
UTC / GMT Offset
-4:00 hours during Cuba Daylight Time, currently in use.
-5:00 hours during Cuba Standard Time.
Daylight Saving Time Change
+1:00 hour - DST is in use
Daylight Saving Time Starts
Daylight saving time clock moves forward for one hour from 12am to 1amSunday, March 8, 2026 at 12:00 am local time. DST starts annually on the 2nd Sunday of March. Clocks are turned forward 1 hour to Sunday, March 8, 2026 at 1:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Daylight saving time clock moves back for one hour from 1am to 12amSunday, November 1, 2026 at 1:00 am local time. DST ends annually on the 1st Sunday of November. Clocks are turned backward 1 hour to Sunday, November 1, 2026 at 12:00 am local standard time instead. Also called Fall Back or switch to Winter Time.

Havana Facts

Country
Cuba
Alternative Names
A Habana, Abana, Gavana, Gavanae, Gavane, HAV, Habana, Hafana, Hahvaxnaz, Havan, Havana, Havanna, Havano, Hawana, Khavana, L'Avana, LAvan-a, LAvana, LAvann-a, LHabana, LHavana, La Ahuana, La Avan, La Avàn, La Habana, La Havana, La Havane, abana, avana, ha wa na, habana, habhana, hafana, havana, hawana, xia wan na, Ħavana, ŁAvana, Αβάνα, Гaванa, Гаванæ, Гавана, Гаване, Хавана, Ҳавана, Հավանա, האוואנע, הוואנה, هافانا, هاوانا, ہوانا, हवाना, হাভানা, ਹਵਾਨਾ, ହାଭାନା, அவானா, ഹവാന, ฮาวานา, ཧ་ཝན, ဟာဗားနားမြို့, ჰავანა, ሀቫና, ሀኖይ, ハバナ, 哈瓦那, 夏灣拿, 아바나
Population
2,163,824
Currency
Peso (CUP)
Geographic Coordinates
23° 07' N Latitude / 82° 22' W Longitude
International Dialing Code
+53