You can travel from Incheon to Ewha by "limousine" bus, or by rail. Bus tickets can be bought at counters in the passenger reception hall after exiting customs.
The buses leave from the street directly outside the passenger reception area. Bus number 6011 will go to Ewha university.
To take rail, follow the KTX signs downstairs and under the street. After a moving walkway, you will arrive in a large hall with shops.
> Airport Limousine Bus
* Incheon Airport → Seodaemun Area
If your Hotel is near Seodaemun Station (Shilla, Vabien Suites) continue on the airport line until you reach Gongdeuk Station. Transfer to line 5 towards and get off in three stops at Seodaemun Station.
* Incheon Airport → City Hall Area
If you are staying near city hall you can also take the more comfortable non-stop train from the airport on the right side of the KTX hall.
* Incheon Airport → Marigold Hotel
The airport line has a stop at Hongik Univ. Station. It's important that you take the all stops train from the airport, not the express train.
Once you arrive at Hongjik University station you can walk toward line 2 (green below) and/or ultimately toward exit 9.
You can also take a taxi from Incheon Airport to Ewha Womans University, Seodaemun Area and City Hall Area.