Exit 9 of Hongik University Station, Line 2. Walk straight for 150 meters, then turn left.
Turn right at the first alley and walk straight for 2 minutes.

Get off at Seogyo-dong bus stop.

Airport Bus : No. 6002
(Incheon Airport Terminal 1 - board on the 1st floor and get off at Seogyo-dong)
(Incheon Airport Terminal 2 - board on B1 floor and get off at Seogyo-dong)
Takes about 1 hour and 20 minutes.

Airport Railroad : Board towards Seoul Station, get off at Hongik University Station.
Takes about 1 hour.