Internet Access

Wireless Internet is available at airports, hotels, tourist information centers, public facilities, including subways and train stations, and even many restaurants and cafes.
Visitors can access the Internet by logging in at hotspots through major mobile companies such as KT, SK, and LG or paying fees with a credit card.
Prepaid SIM cards can be purchased at most convenience stores and be selected according to the length of stay. Those who need continued access to the Internet may rent a smartphone or portable router at Incheon International Airport or Gimpo International Airport to create a hotspot.
After making a reservation online, it can be picked up at a mobile phone rental shop or can be rented at major tourist attractions such as Seoul Station, Insa-dong, and Myeong-dong.

Airport

Incheon Airport provides courtesy WiFi service in the passenger terminals and Concourse building since September 2008. You can use the service with your laptop (with an embedded wireless, LAN), or smartphone free of charge in all areas within Incheon Airport. To use the Internet service. when the wireless LAN signal is detected by your device in the wireless service area, click 'AirportWiFi.‘

At the city

You can connect to wifi in Seoul at restaurants, cafés, hotels, and some tourist attractions, but there is no city-wide wifi network in Seoul. Renting pocket wifi in Seoul is affordable and a great alternative to relying on public wifi infrastructure. If you need to use wifi, please enter any café you see. Pretty much every café in Seoul provides guests with complimentary wifi. The passcode is normally written at the bottom of the receipt, so only paying customers can access the internet.

Subway or Bus

Seoul’s subway trains and buses have free Wi-Fi, so you can keep track of your journey online, even without a SIM card.

School

Visitors also can use SNU Wi-Fi temporarily. SKT, KT, and LG Wi-Fi services are also available at no charge. For more information including manuals, visit the website.

[Using Wi-Fi at SNU]