The cheapest way to the airport. The AREX Express to Seoul Station is 16 minutes quicker for ₩8,250 more, which is not worth it at this party size.
AREX all-stop train to Seoul Station
AREX · Airport Railroad Co. (AREX)Pickup, hours & luggage
Boards at. Seoul Station, the AREX all-stop platforms below the main station
KRW 4,750 with a T-money or other transport card. A single-journey card costs KRW 4,850, plus a KRW 500 deposit refunded at the machine when you arrive.
Luggage. Luggage spaces by the first door of cars 2 to 5.
Hours. From Seoul Station 05:20 to 23:40, about every 8 minutes, with gaps of up to 20. Some trains end at Geomam: take one shown for Incheon Airport Terminal 2.