South Korea
China
Seoul to Shanghai Time Difference
Shanghai is 1 hour behind Seoul
Seoul vs Shanghai — At a Glance
Seoul to Shanghai — Hour-by-Hour
About Seoul and Shanghai
Seoul (population: 9.7M) is known for Samsung and LG headquarters, K-pop culture, Gangnam, and rapid tech innovation. Shanghai (population: 24.9M) is known for China's financial hub, the Bund skyline, and the world's busiest container port.
Business Hours Overlap
With only a 1-hour time difference, Seoul and Shanghai share most of the standard business day, making scheduling calls and meetings easy.
Calling Between Cities
Calling between Seoul (+82) and Shanghai (+86) is convenient — the time difference is small enough that you're unlikely to disturb anyone during normal waking hours.
Currency
Seoul uses KRW while Shanghai uses CNY. Check current exchange rates before making payments or transferring funds between the two cities.
Language
Seoul primarily speaks Korean, while Shanghai speaks Mandarin and Shanghainese. For business communication, English is commonly used as a bridge language in international settings.
Use our world clock tool to compare Seoul and Shanghai visually, or browse more timezone conversions.
Frequently Asked Questions
What is the time difference between Seoul and Shanghai?
Shanghai, China is 1 hour behind Seoul, South Korea. Seoul is in the Asia/Seoul timezone (UTC+9) and Shanghai is in the Asia/Shanghai timezone (UTC+8).
When it's noon in Seoul, what time is it in Shanghai?
When it's 12:00 PM (noon) in Seoul, it's 11:00 AM in Shanghai.
What is the best time to call Shanghai from Seoul?
With only a 1-hour difference, you can comfortably call Shanghai anytime during standard business hours (9 AM–6 PM Seoul time).
What currency does Shanghai use?
Shanghai, China uses CNY. Seoul uses KRW. You will need to check the current exchange rate for transactions between the two.
What language is spoken in Shanghai?
The primary languages in Shanghai are Mandarin, Shanghainese. English is widely used for international business communication.
How do I dial Shanghai from Seoul?
To call Shanghai from Seoul, dial your international access code followed by +86 and the local number. Seoul uses country code +82 and Shanghai uses +86.
