[질문] 김포공항에서 강남터미널역까지 급행?전철 시간좀알려주세요

고속터미널역까지급행12:10/12:30/12:50/13:10/13:30/13:50/14:10/14:30/14:50/15:10/15:30/15:50/16:10/16:30/16:50/17:10/17:30/17:50/18:10/18:30/18:50/