NakSan Beach Hotel : Seminar room in B1 (낙산 비치 호텔 B1 회의실)
The easiest way is to use a direct bus from the airport to YangYang bus terminal (takes 3 hours, KRW 30,200).
There are only two direct buses a day.
* Bus stop location
Airport Terminal 2 - Basement1 No. 10
Airport Terminal 1 - 1Floor No. 13
* Bus schedule
Airport Terminal 2 - 12:10, 18:00
Airport Terminal 1 - 12:30, 18:20
For further information, see here.
From YangYang bus terminal, you can use a taxi to get to NakSan Beach Hotel (takes 10 min.).
06:50, 12:30 (takes 3 hours, KRW 30,200)
(1) Use Airport Limousine Bus 6900 to get to "Dong Seoul bus terminal (Eastern Seoul, 동서울종합터미널)" (takes 100 min., KRW 11,700).
* Bus stop location
Airport Terminal 2 - Basement1 No. 32
Airport Terminal 1 - 1Floor No. 7
* Bus schedule (about 1hour intervals) : 6900 Airport bus
For further information, see here.
(2) At Dong Seoul bus terminal, get on a bus to "YangYang bus terminal (양양)" (takes 2 hours, KRW 16,800).
* Bus schedule here (last bus 19:50)
From YangYang bus terminal, you can use a taxi to get to NakSan Beach Hotel (takes 10 min.).
From YangYang bus terminal to Dong Seoul bus terminal (Eastern Seoul, 동서울종합터미널) : see here
From Dong Seoul bus terminal to Incheon Airport : see here
(1) Use Airport Express train (AREX) to get to "Seoul train station (서울역)" (takes 50 min., KRW 9,000).
* Ticekting and boarding location : Express Train Information Center in 1st basement
* Train schedule here (about 40 min. intervals)
(2) At Seoul train station, get on a KTX train to "Gangneung train station (강릉역)" (takes 2 hours, KRW 27,600).
* KTX train schedule (about 1 hour intervals, last train 17:01) : KTX Seoul to Gangneung
(3) From Gangneung train station to NakSan Beach Hotel,
Use a taxi to move to "Gangneung bus terminal" (takes 6 min.).
At Gangneung bus terminal, get on a bus to "YangYang bus terminal" (takes 1 hour, KRW 6,000, timetable here-last bus 22:00).
From YangYang bus terminal, you can use a taxi to get to NakSan Beach Hotel (takes 10 min.).