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Seoul vs Seattle Time Difference

Seattle, USA is 8 hours ahead of Seoul, South Korea. When it is 9:00 AM in Seoul, it is 5:00 PM in Seattle. The two cities have no standard business hours overlap (9 AM - 5 PM), so meetings will require early morning or late evening for one party.

What is the best time to call Seattle from Seoul?

There is no standard business hours overlap between Seoul and Seattle. Consider early morning or late evening calls, or use WorldClock.lol's meeting planner to find the least disruptive time.

When do business hours overlap between Seoul and Seattle?

Seoul and Seattle have no overlapping standard business hours due to the 8-hour time difference.

Business Context

Seoul and Seattle maintain active business relationships across various industries.

Seoul and Seattle have no overlapping business hours. This "follow the sun" arrangement is common in East Asia to US West Coast collaborations.

Calling Seattle from Seoul

From Seoul, reaching Seattle requires planning. Consider early morning calls (their evening) or use async communication like email and Slack.

Best Call Window: 6:00 AM - 8:00 AM Seoul time works for urgent matters

Working with Seattle-Based Teams

Collaborating with Seattle from Seoul requires intentional async workflows. Use detailed written communication, recorded video updates, and limit meetings to essential discussions.

Meeting Planning Tips

With 8 hours between Seoul and Seattle, consider async communication for non-urgent matters. For meetings, someone will need to adjust their schedule.

Frequently Asked Questions

What is the time difference between Seoul and Seattle?

Seattle is 8 hours ahead of Seoul. When it is 9:00 AM in Seoul, it is 5:00 PM in Seattle.

What is the best time to call Seattle from Seoul?

The best time to call Seattle from Seoul is between 8:00 AM and 12:00 PM Seoul time. This corresponds to 4:00 PM to 8:00 PM in Seattle, which typically falls within business hours.

When do business hours overlap between Seoul and Seattle?

Business hours (9 AM - 5 PM) in Seoul and Seattle overlap for approximately 0 hours per day. The optimal window for meetings is during this overlap period.

Seoul to Seattle Time Difference

Seattle is 8 hours ahead of Seoul.

The best time for a meeting is 7:00 AM GMT+9 in Seoul, which is 3:00 PM PDT in Seattle.

Compare Times Visually

Drag the scrubber to see how times compare throughout the day.

09:00 AMThu, Mar 12Drag to explore times
0511172305
🇰🇷
SeoulSouth Korea
Reference
09:00 AM☀️🌙
SeattleUSA
-16h
05:00 PM☀️🌙
09:00 AM
🇰🇷

Seoul

South Korea

09:57 AM

Thursday, March 12

vs+8h

Seattle

USA

05:57 PM

Wednesday, March 11

Find the Best Meeting Time

With 8 hours between Seoul and Seattle, consider async communication for non-urgent matters. For meetings, someone will need to adjust their schedule.

Note: There's limited overlap in business hours. Consider rotating meeting times for fairness.

Ideal (9AM-5PM both) Possible (7AM-9PM both) Poor (outside hours)
SeoulSeattle
00:0008:00
01:0009:00
02:0010:00
03:0011:00
04:0012:00
05:0013:00
06:0014:00
07:0015:00
08:0016:00
09:0017:00
10:0018:00
11:0019:00
12:0020:00
13:0021:00
14:0022:00
15:0023:00
16:0000:00
17:0001:00
18:0002:00
19:0003:00
20:0004:00
21:0005:00
22:0006:00
23:0007:00

Quick Select (Business Hours)

Business Context

Seoul and Seattle maintain active business relationships across various industries.

Seoul and Seattle have no overlapping business hours. This "follow the sun" arrangement is common in East Asia to US West Coast collaborations.

Calling Seattle from Seoul

From Seoul, reaching Seattle requires planning. Consider early morning calls (their evening) or use async communication like email and Slack.

Best Call Window: 6:00 AM - 8:00 AM Seoul time works for urgent matters

Working with Seattle-Based Teams

Collaborating with Seattle from Seoul requires intentional async workflows. Use detailed written communication, recorded video updates, and limit meetings to essential discussions.

Frequently Asked Questions

What is the time difference between Seoul and Seattle?

Seattle is 8 hours ahead of Seoul. When it is 9:00 AM in Seoul, it is 5:00 PM in Seattle.

What is the best time to call Seattle from Seoul?

The best time to call Seattle from Seoul is between 8:00 AM and 12:00 PM Seoul time. This corresponds to 4:00 PM to 8:00 PM in Seattle, which typically falls within business hours.

When do business hours overlap between Seoul and Seattle?

Business hours (9 AM - 5 PM) in Seoul and Seattle overlap for approximately 0 hours per day. The optimal window for meetings is during this overlap period.