Touch Down in Seoul.
Land at Incheon, ride the express train into the city, and ease in with the brightest street food scene in Korea. Night one is about arriving hungry.
Land at ICN, ride the AREX into Seoul
Open in Maps ↗Clear immigration (US passports: K-ETA waived through Dec 31 2026, but the free e-Arrival Card is mandatory, file it within 3 days before you fly). Grab a T-money card at a convenience store in arrivals (2,500 KRW, load 20,000 KRW cash) and take the AREX Express to Seoul Station: 43 minutes, 13,000 KRW, assigned seat. The All-Stop train is 4,750 KRW and 65 minutes if you are staying in Hongdae.
Check in around Myeongdong
Open in Maps ↗Base yourself near Myeongdong or Euljiro for night one: you are central, on Line 4, and the night market starts outside your door. Drop bags, buy a Type C/F plug adapter if you forgot one (Korea is 220V), and get a convenience store snack. Gimbap runs about 4,000 KRW and convenience meals 3,000 to 6,000 KRW.
Myeongdong night market, dinner by grazing
Open in Maps ↗The stalls fire up around 4pm and hit full stride 6 to 9pm. Graze your way down the street: tornado potato, hotteok (sweet stuffed pancake), tteokbokki, Korean corn dogs. Most items are under 6,000 KRW. This is dinner, no restaurant needed.