1. From Incheon International Airport
1) By Airport Limousine Bus
Terminal 1 (T1)
Bus Location : 1st Floor, No.11

The first bus starts at 5:20 AM, and the last bus runs at 12:30 AM. Buses operate every hour at intervals of 10 to 20 minutes, with 3 to 4 buses running each hour.
Terminal 2 (T2)
Bus Location : B1 Floor (Transportation Center) , No.5

The limousine bus from Incheon Airport to the Daejeon Government Complex (Dunsan Stop) operates on the same route for both terminal 1 and 2. It runs in order of T2 -->T1 --> Daejeon.
2) By KTX train
You can take AREX (Airport Express) at B1 floor, the transportation center in Incheon Int’l Airport to go to Seoul station. You can buy tickets from information center or ticket machine. The Arex runs every 5 ~ 10 minutes and takes about 60 minutes.
For more information, please visit www.airportrailroad.com
From Seoul Station, take the KTX to Daejeon Station (about 50–60 minutes)
- Frequency: every 10–30 minutesYou can reserve KTX train tickets through online booking system www.korail.com
From Daejeon Station to KAIST:
- Taxi: about 15–20 minutes (10,000 ~15,000 KRW)