It takes 2 hours and 35 minutes to 2 hours and 50 minutes from Shanghai to Korea. Different flights have different flight times; It takes about 2 hours for the plane to fly, and the time difference is equivalent to one hour after arriving in Seoul; Pay attention to arrive at the airport in advance, one hour in advance; When checking in, large luggage needs to be checked, and prohibited items are not allowed; After passing the security check, find the corresponding boarding gate, fasten your seat belt after taking a seat, turn off your mobile phone or switch to flight mode before taking off, and remember to pick up your checked baggage when you arrive. South Korea, the full name of the Republic of Korea, is located in the south of the Korean Peninsula in East Asia, bordering the Yellow Sea in the west, the Korean Strait in the southeast, the Sea of Japan in the east and Korea in the east. The main ethnic group is Korean, Korean is widely spoken, and Seoul is the capital.