Edmonton to South Korea
+15hEdmonton
MDTSOURCESouth Korea
KSTGreen rows indicate typical business hours (9 AM - 5 PM)
MDT and KST on the World Map
The map below highlights the MDT (Mountain Standard Time) and KST (Korea Standard Time) timezone regions across the globe.
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.
KST – Korea Standard Time
UTC+09:00Korea Standard Time (KST) is the time zone for South Korea, 9 hours ahead of UTC.
- •South Korea does not observe daylight saving time.
- •Seoul is home to Samsung, LG, and Hyundai headquarters.
- •KST is the same offset as JST (UTC+09:00).
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.
Time Conversion Guide: Edmonton to South Korea
Edmonton runs on Mountain Daylight Time (MDT) at UTC-06:00, currently observing daylight saving time. South Korea runs on Korean Standard Time (KST) at UTC+09:00. That puts Edmonton 15 hours ahead of South Korea — a difference of +15h at the current offsets.
In practice, when it is 9:00 AM in Edmonton it is 12:00 AM in South Korea on the next day. Midnight in Edmonton is 3:00 PM in South Korea.Edmonton observes daylight saving time while South Korea does not, so the gap narrows or widens by an hour part of the year.
Edmonton to South Korea time conversion table
| Edmonton (MDT) | South Korea (KST) | Day |
|---|---|---|
| 12:00 AM | 3:00 PM | same day |
| 6:00 AM | 9:00 PM | same day |
| 7:00 AM | 10:00 PM | same day |
| 8:00 AM | 11:00 PM | same day |
| 9:00 AM | 12:00 AM | next day |
| 12:00 PM | 3:00 AM | next day |
| 3:00 PM | 6:00 AM | next day |
| 5:00 PM | 8:00 AM | next day |
| 6:00 PM | 9:00 AM | next day |
| 9:00 PM | 12:00 PM | next day |
Why people convert Edmonton to South Korea time
- Scheduling a call from Edmonton to South Korea: a 10:00 AM start in Edmonton lands at 1:00 AM in South Korea the next day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a +15h gap: Edmonton and South Korea have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in South Korea is 12:00 AM in Edmonton.
- Watching a live event or market open: Edmonton viewers need 12:00 AM in South Korea to catch a 9:00 AM start there, and 9:00 AM if the event is anchored to Edmonton.
- Always state the zone abbreviation, not just the hour. "3:00 PM MDT" is unambiguous; "3 PM" across a +15h gap is not.
- With a +15h gap there is no shared 9-to-5 window, so alternate the early start: one week Edmonton takes the early slot, the next week South Korea does.
- Edmonton: Clocks fall back on Sun, Nov 1, 2026. Re-check this page after that date because the offset changes and so does the +15h gap.
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).
About KST (Korea Standard Time)
Korea Standard Time (KST) is the time zone used in South Korea. It shares the same UTC offset as Japan Standard Time but is a distinct time zone. South Korea does not observe daylight saving time. Seoul, the capital, is a major global tech and business hub.
Best time to call between Edmonton and South Korea
With a +15h offset there is no overlap inside a normal 9 AM – 5 PM day. South Korea opens at 9:00 AM KST, which is 12:00 AM in Edmonton, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Edmonton and South Korea have no shared working hours because of the +15h gap. Teams need to alternate early starts or rely on asynchronous handovers.
Edmonton is 15 hours ahead of South Korea (MDT UTC-06:00 → KST UTC+09:00). There is no shared 9-to-5 window, so plan around an early or late slot. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Edmonton
☀ Currently in DST
Standard: UTC-07:00 · DST: UTC-06:00
Clocks fall back on Sun, Nov 1, 2026
South Korea
Does not observe DST
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 Edmonton and South Korea?
Edmonton (MDT, UTC-06:00) is 15 hours ahead of South Korea (KST, UTC+09:00). The gap is currently +15h.
How do I convert Edmonton time to South Korea time?
Add +15h to Edmonton local time. For example, 9:00 AM in Edmonton is 12:00 AM in South Korea (next day).
What time is it in South Korea right now?
South Korea uses KST at UTC+09:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +15h offset from Edmonton.
What is the best time to call South Korea from Edmonton?
There is no shared working-hours window because of the +15h gap. The closest option is 1:00 PM in Edmonton, which is 4:00 AM in South Korea.
Which is ahead, Edmonton or South Korea?
Edmonton is 15 hours ahead of South Korea. When it is 12:00 PM in Edmonton it is 3:00 AM in South Korea.
Do Edmonton and South Korea use different time zones?
Edmonton (Canada) uses MDT at UTC-06:00, while South Korea (South Korea) uses KST at UTC+09:00. The IANA identifiers are America/Edmonton and Asia/Seoul.
Does daylight saving time affect the Edmonton–South Korea difference?
Yes at the moment: Edmonton is on daylight saving time and South Korea is not, so the +15h gap shifts by an hour when exactly one of them changes clocks.
Which other cities share Edmonton's time zone?
MDT also covers Denver, Phoenix, Salt Lake City, Calgary, Edmonton, Albuquerque, El Paso, Tucson and 2 more.
Which countries use MDT, Edmonton's zone?
MDT is used in United States (Mountain), Canada (Alberta), Mexico (Chihuahua, Sonora).
Is there a day difference between Edmonton and South Korea?
Sometimes. The +15h gap is large enough that 8:00 PM or later in Edmonton already falls on the next day in South Korea.
What is the time difference between Edmonton and South Korea?
South Korea is +15h from Edmonton.
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 timezone is South Korea in?
South Korea operates on its local timezone.
What are the business hours in Edmonton?
Standard business hours in Edmonton are 8:00 AM - 5:00 PM MST.
Which countries use MST (Mountain Standard Time)?
MST is used in United States (Mountain), Canada (Alberta), Mexico (Chihuahua, Sonora).
Does MST observe daylight saving time?
Yes, MST switches to MDT during summer months.
What are some interesting facts about MST?
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.
Which cities are in the KST timezone?
Major cities in the KST timezone include Seoul, Busan, Incheon, Daegu, Daejeon, Pyongyang.
What is the UTC offset for KST?
Korea Standard Time (KST) is at UTC+09:00.
What should I know about the KST timezone?
South Korea does not observe daylight saving time. Seoul is home to Samsung, LG, and Hyundai headquarters.
When is it midnight in Edmonton, what time is it in South Korea?
When it is 12:00 AM (midnight) in Edmonton (MST), it is +15h later in South Korea (KST).
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