Last train home Most lines stop around midnight. Line 2 runs latest.
Airport → city AREX express: 43 min, ₩11,000 to Seoul Station.
Get tax refund 10% back at Olive Young, Daiso & department stores.
T-money card Metro, bus & taxi on one card. Reload at any GS25.
Survival Korean Taxi, ordering, “help me” — ready to show a screen.
Restrooms & pharmacies Mapped by station. Subway toilets are free and clean. Add DealSeoul to your home screen
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