Seoul to Busan: KTX vs Flight vs Bus—Which Is Better?
Seoul to Busan: KTX vs Flight vs Bus—Which Is Better? You're in Seoul. Busan is next. Now comes a surprisingly important decision: Should you take the KTX, fly, or save money with an express bus? At first glance, the answer seems obvious. Flying looks fastest. The bus looks cheapest. And KTX looks like the middle option. But that's not the comparison that actually matters when you're traveling in Korea. Quick Answer: KTX vs Flight vs Bus For most first-time visitors, choose KTX. KTX gives most travelers the best combination of speed, simplicity, comfort and city-center convenience . Many Seoul–Busan KTX services take roughly 2½–3 hours . As of September 2026, the standard adult Economy benchmark on the main Seoul–Busan high-speed route is ₩54,400 . Flying can make sense in the right situation, and the bus can save money—but neither is automatically better once you calculate the entire trip. BEST OVERALL 🚄...