Chicago to Edmonton
-1hChicago
CDTSOURCEEdmonton
MDTGreen rows indicate typical business hours (9 AM - 5 PM)
CDT and MDT on the World Map
The map below highlights the CDT (Central Standard Time) and MDT (Mountain Standard Time) timezone regions across the globe.
CST – Central Standard Time
UTC-06:00Central Standard Time (CST) is the time zone for the central United States, Canada, and Mexico, 6 hours behind UTC.
- •CST covers 20 US states fully or partially.
- •Chicago and Houston are the two largest cities in the Central Time Zone.
- •Mexico City, one of the world's most populous cities, operates on CST.
- •CST is 1 hour behind EST and 2 hours ahead of PST.
MST – Mountain Standard Time
UTC-07:00Mountain Standard Time (MST) is the time zone for the Mountain region of North America, 7 hours behind UTC.
- •Arizona does not observe daylight saving time, staying on MST year-round.
- •The Navajo Nation in Arizona does observe DST, unlike the rest of the state.
- •Denver, the 'Mile High City', is the largest city fully in MST.
- •MST covers 6 US states entirely and parts of several others.
About Chicago
WikipediaChicago operates on Central Time (CST/CDT), 1 hour behind New York. Home to CME and CBOE, Chicago is a global center for derivatives trading.
The Chicago Board of Trade is the world's oldest futures and options exchange.
About Edmonton
WikipediaEdmonton operates on Mountain Time (MST/MDT), same as Denver. As Alberta's capital and an energy hub, Edmonton time aligns with Western Canadian markets.
The city has the most extensive urban parkland in North America.
Understanding the -1h Gap: Chicago vs Edmonton
Chicago runs on Central Daylight Time (CDT) at UTC-05:00, currently observing daylight saving time. Edmonton runs on Mountain Daylight Time (MDT) at UTC-06:00, also currently on daylight saving time. That puts Chicago 1 hour behind Edmonton — a difference of -1h at the current offsets.
In practice, when it is 9:00 AM in Chicago it is 8:00 AM in Edmonton. Midnight in Chicago is 11:00 PM in Edmonton. Because both zones shift for daylight saving, the gap between them only changes during the few weeks each year when their transition dates differ.
Chicago to Edmonton time conversion table
| Chicago (CDT) | Edmonton (MDT) | Day |
|---|---|---|
| 12:00 AM | 11:00 PM | previous day |
| 6:00 AM | 5:00 AM | same day |
| 7:00 AM | 6:00 AM | same day |
| 8:00 AM | 7:00 AM | same day |
| 9:00 AM | 8:00 AM | same day |
| 12:00 PM | 11:00 AM | same day |
| 3:00 PM | 2:00 PM | same day |
| 5:00 PM | 4:00 PM | same day |
| 6:00 PM | 5:00 PM | same day |
| 9:00 PM | 8:00 PM | same day |
Why people convert Chicago to Edmonton time
- Scheduling a call from Chicago to Edmonton: a 10:00 AM start in Chicago lands at 9:00 AM in Edmonton, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Chicago and Edmonton are inside the 9-to-5 working day between 10:00 AM and 5:00 PM CDT time (9:00 AM–4:00 PM MDT). That is roughly 7 hours of usable overlap.
- Watching a live event or market open: Chicago viewers need 8:00 AM in Edmonton to catch a 9:00 AM start there, and 1:00 AM if the event is anchored to Chicago.
- Always state the zone abbreviation, not just the hour. "3:00 PM CDT" is unambiguous; "3 PM" across a -1h gap is not.
- Block 10:00 AM–5:00 PM CDT as the recurring meeting window if you work primarily from Chicago and need Edmonton colleagues present.
- Chicago: Clocks fall back on Sun, Nov 1, 2026. Re-check this page after that date because the offset changes and so does the -1h gap.
- Edmonton: Clocks fall back on Sun, Nov 1, 2026. Any meeting series spanning that date will shift by an hour in local time.
About CST (Central Standard Time)
Central Standard Time (CST) covers the central region of North America. It is the second most populous time zone in the US, including major cities like Chicago, Houston, and Dallas. CST is also used in Mexico City and much of Central America including Guatemala, Honduras, El Salvador, and Costa Rica. During summer, most of the US and Canada switch to Central Daylight Time (CDT, UTC-05:00), while Mexico and Central American countries generally remain on CST.
About MST (Mountain Standard Time)
Mountain Standard Time (MST) covers the Rocky Mountain region of the United States and Canada. Arizona is notable for not observing daylight saving time, staying on MST year-round (except the Navajo Nation). The time zone includes major cities like Denver, Phoenix, Calgary, and Salt Lake City. During summer, most areas switch to Mountain Daylight Time (MDT, UTC-06:00).
Best time to call between Chicago and Edmonton
Both Chicago and Edmonton sit inside the 9 AM – 5 PM working day between 10:00 AM–5:00 PM CDT, which is 9:00 AM–4:00 PM MDT. That gives roughly 7 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Chicago and Edmonton share 7 hours of working-hours overlap (10:00 AM–5:00 PM CDT), so scheduling a live meeting is straightforward.
Chicago is 1 hour behind Edmonton (CDT UTC-05:00 → MDT UTC-06:00). The shared working window is 10:00 AM–5:00 PM CDT. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Chicago
☀ Currently in DST
Standard: UTC-06:00 · DST: UTC-05:00
Clocks fall back on Sun, Nov 1, 2026
Edmonton
☀ Currently in DST
Standard: UTC-07:00 · DST: UTC-06:00
Clocks fall back on Sun, Nov 1, 2026
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between Chicago and Edmonton?
Chicago (CDT, UTC-05:00) is 1 hour behind Edmonton (MDT, UTC-06:00). The gap is currently -1h.
How do I convert Chicago time to Edmonton time?
Add -1h to Chicago local time. For example, 9:00 AM in Chicago is 8:00 AM in Edmonton.
What time is it in Edmonton right now?
Edmonton uses MDT at UTC-06:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -1h offset from Chicago.
What is the best time to call Edmonton from Chicago?
Call between 10:00 AM and 5:00 PM CDT — that maps to 9:00 AM–4:00 PM MDT and keeps both parties inside the working day.
Which is behind, Chicago or Edmonton?
Chicago is 1 hour behind Edmonton. When it is 12:00 PM in Chicago it is 11:00 AM in Edmonton.
Do Chicago and Edmonton use different time zones?
Chicago (USA) uses CDT at UTC-05:00, while Edmonton (Canada) uses MDT at UTC-06:00. The IANA identifiers are America/Chicago and America/Edmonton.
Does daylight saving time affect the Chicago–Edmonton difference?
Both zones observe DST, so the difference stays at -1h for most of the year and only changes during the weeks when their transition dates do not line up.
Which other cities share Chicago's time zone?
CDT also covers Chicago, Houston, Dallas, San Antonio, Mexico City, Austin, Winnipeg, Memphis and 6 more.
Which countries use CDT, Chicago's zone?
CDT is used in United States (Central), Canada (Manitoba, Saskatchewan), Mexico, Guatemala, Honduras, El Salvador, Costa Rica, Nicaragua and 1 more.
Is there a day difference between Chicago and Edmonton?
Not normally. The -1h gap only pushes the date over the previous day.
What is the time difference between Chicago and Edmonton?
Edmonton is -1h from Chicago.
What timezone is Chicago in?
Chicago operates on Central Time (CST/CDT), 1 hour behind New York. Home to CME and CBOE, Chicago is a global center for derivatives trading.
What timezone is Edmonton in?
Edmonton operates on Mountain Time (MST/MDT), same as Denver. As Alberta's capital and an energy hub, Edmonton time aligns with Western Canadian markets.
What are the business hours in Chicago?
Standard business hours in Chicago are 8:00 AM - 5:00 PM CST.
What are the business hours in Edmonton?
Standard business hours in Edmonton are 8:00 AM - 5:00 PM MST.
What is the best time to schedule a call between Chicago and Edmonton?
The best overlap for a call is when both cities are in business hours. Chicago works 8:00 AM - 5:00 PM CST and Edmonton works 8:00 AM - 5:00 PM MST (-1h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Chicago and Edmonton?
Chicago uses USD ($) while Edmonton uses CAD (C$). Check current exchange rates when planning travel or business between these cities.
How do Chicago and Edmonton compare in size?
Chicago has a population of approximately 2.7 million (metro: 9.5 million), while Edmonton has approximately 1 million (metro: 1.4 million).
What are the major landmarks in Chicago and Edmonton?
Chicago is known for Willis Tower, Millennium Park, Cloud Gate (The Bean). Edmonton is famous for West Edmonton Mall, Fort Edmonton Park, Art Gallery of Alberta.
Do Chicago and Edmonton have stock exchanges?
Yes. Chicago has the CME (Chicago Mercantile Exchange), CBOE and Edmonton has the N/A (Uses TSX). The -1h time difference affects trading hour overlaps between these exchanges.
Which countries use CST (Central Standard Time)?
CST is used in United States (Central), Canada (Manitoba, Saskatchewan), Mexico, Guatemala, Honduras, El Salvador, and 3 more countries.
Does CST observe daylight saving time?
Yes, CST switches to CDT during summer months.
What are some interesting facts about CST?
CST covers 20 US states fully or partially. Chicago and Houston are the two largest cities in the Central Time Zone.
Which cities are in the MST timezone?
Major cities in the MST timezone include Denver, Phoenix, Salt Lake City, Calgary, Edmonton, Albuquerque, El Paso, Tucson.
What is the UTC offset for MST?
Mountain Standard Time (MST) is at UTC-07:00. During daylight saving time, it shifts to MDT.
What should I know about the MST timezone?
Arizona does not observe daylight saving time, staying on MST year-round. The Navajo Nation in Arizona does observe DST, unlike the rest of the state.
When is it midnight in Chicago, what time is it in Edmonton?
When it is 12:00 AM (midnight) in Chicago (CST), it is -1h later in Edmonton (MST).
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