KTX stands for the Korea Train Express operated by KORAIL and it connects Seoul and many of the major cities in Korea including Busan. KTX is a high speed railroad service whose maximum speed is over 300km/h.
- Reservation : You can make reservations online from one month to 30 mins before your departure time. There are plenty of passengers especially on Friday afternoon and Sunday morning. For the participants who plan to take a KTX at those times, we recommend to make a reservation at the website of KORAIL in advance.
- Website of KORAIL : Click Here
- Train in service and fare

Travelling Time	First/Last	Interval	Fare(varies)
2hr 30 min	05:30 / 23:00	10-20 min	Adult KRW 53,300 Childre KRW 26,600

- Where to embark :
Seoul Station is connected with AREX staion. You can reach Seoul Station from the AREX station by walking through the inner passages.
• KTX Ticket window : 2F(Main), 3F of Seoul Station
• KTX Platform : 1F of Seoul Station