Seoul Subway Guide 2026: T-money Refunds, Transfers & Local Tips

Modern ticket gates inside a Seoul Subway station for travelers

Getting around Seoul is surprisingly easy—until you enter a massive transfer station, miss your exit, or realize you still have money left on your T-money card before your flight home. Over the years, I’ve helped many visiting friends navigate the Seoul Subway system, and the same questions always come up. Which app should I use? … Read more