Originally Posted by
Tom45
Thanks for the information. It looks like the CAT doesn't handle Delta passengers. So it seems my best options are to get from Seoul Parnas to the main train station by 7 am and take the express train to the airport, or move to a hotel close to the airport for the last night.
Are you sure about that? The CALT(Samsung-dong, not Seoul Station) site does say that they do handle Delta passengers. The CAT at Seoul Station is the one that doesn't handle Delta passengers.
http://www.calt.co.kr/