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ET/EDT
12am
3am
6am
9am
12pm
3pm
6pm
9pm
CanadaMDT
UTC−6
2h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

8:00 am08:00 EDT (UTC-4), Oct 24, 2026 = 6:00 am06:00 MDT (UTC-6), Oct 24, 2026

EDT is 2 hours ahead of Calgary.

How the time difference changes

In 2026, ET is 2 hours ahead of Calgary for most of the year. From Nov 1, 2026 to Mar 14, 2027, ET is 1 hour ahead of Calgary. Briefly around clock changes, ET is 3 hours ahead of Calgary.

In 2026, working hours of 9:00 am to 6:00 pm in ET correspond to 7:00 am to 4:00 pm in Calgary for most of the year. At other times that year, working hours of 9:00 am to 6:00 pm in ET correspond to 8:00 am to 5:00 pm in Calgary.In 2026, working hours of 09:00 to 18:00 in ET correspond to 07:00 to 16:00 in Calgary for most of the year. At other times that year, working hours of 09:00 to 18:00 in ET correspond to 08:00 to 17:00 in Calgary.

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

Time Difference

Eastern Daylight Time is 2 hours ahead of MDT (Mountain Daylight Time).
8:00 am08:00 in EDT is 6:00 am06:00 in Calgary, Canada

EDT to Calgary call time
Best time for a conference call or a meeting is between 11am-6pm11:00-18:00 in EDT which corresponds to 9am-4pm09:00-16:00 in Calgary

8:00 am08:00 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
6:00 am06:00 MDT (Mountain Daylight Time) (Calgary, Canada). Offset UTC -6:00 hours

8:00 am08:00 EDT / 6:00 am06:00 Calgary, Canada

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Hourly time comparison
ETCalgary, Canada
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Eastern Time

Eastern Time (ET) is a general term used to describe the areas that observe either the Eastern Standard Time (EST) or Eastern Daylight Time (EDT) in the United States and Canada. ET is not static but switches between EDT and EST.

ET is also used somewhat as a de facto official time for all of the United States because it encompasses 17 U.S. states in the eastern part of the contiguous United States including the capital city Washington D.C., the most populous city New York and half of the country’s population.

In the United States nationally televised programs, evening newscasts, talent and awards shows, and any other nationally televised event that airs live on American television during prime time and on the weekends are broadcast live in the Eastern Time Zone. Major professional sports leagues MLB, NBA, NFL and NHL also provide their game times in Eastern Time, even if teams are from outside of Eastern Time.

Countries using this time zone: Bahamas, Canada, Cayman Islands, Haiti, Jamaica, Mexico, Panama, Turks and Caicos Islands, United States

Principal Cities: The largest city in the ET time zone is New York City in the United States, with about 8.804 million people. Other major cities in this time zone include Toronto, Montréal, Philadelphia, Port-au-Prince.

French: HNE - Heure Normale de l'Est

Spanish: ET - Tiempo del Este, ET - Zona Sureste

Map of the areas on Eastern Time (ET)
ET all year ET part of the year

Today the lighter areas are on UTC−5 (Central Daylight Time, EST).

ET representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -05 - basic short
  • -0500 - basic
  • -05:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates an offset of five hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Romeo - Military abbreviation for ET
  • R - short form of 'Romeo'
ET Abbreviation: Several time zones share ET abbreviation and it could refer to these time zones
  • Eastern Time - UTC -5
  • Tiempo del Este - UTC -5
Time zones with the GMT -5 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

Calgary Time Zone and Facts

Time Zone

Abbreviation / Offset
MDT – Mountain Daylight Time, UTC-6 (now)
Clock Changes

Calgary Facts

Country
Canada
Alternative Names
Calgaria, Calgary, Kalgari, Kalgario, Kalgaris, Kalgary, Kalnkari, Kalqari, Kelgery, YYC, ka er jia li, ka jia li, kaelgeoli, kailagari, kalgari, kalghary, kalgry, kalkari, karugari, kelgari, klgry, kyalgari, kylgry, qlgry, Κάλγκαρι, Калгари, Калгары, Калгарі, Կալգարի, קלגרי, كالغاري, کالگری, کلگری, کیلگری, कॅल्गारी, कैलगरी, ਕੈਲਗਰੀ, கால்கரி, కాల్గరీ, ಕ್ಯಾಲ್ಗರಿ, แคลกะรี, ကယ်လ်ဂရီမြို့, კალგარი, カルガリー, 卡加利, 卡尔加里, 캘거리
Population
1,306,784
Currency
Dollar (CAD)
Geographic Coordinates
51° 03' N Latitude / 114° 05' W Longitude
International Dialing Code
+1