The KTX from Seoul Station to Busan Station is the clear winner — fast, frequent and city-center to city-center.
🚦 Seoul → Busan options compared
| Mode | Time | Fare (one-way) |
|---|---|---|
| 🚄 KTX train | 2h 20m | ₩59,800 |
| ✈️ Flight | ~1h | — |
| 🚌 Express bus | 4h 20m | ₩28,000 |
🎫 How to book
Book KTX/SRT trains on the official Korail (Korail Talk) or SRT apps, or at any station — reserve a few days ahead for weekends. Express buses use the Korea Bus / Kobus / T-money GO apps or the express bus terminal. Domestic flights are cheapest booked early on Korean Air, Asiana or low-cost carriers (Jeju Air, Jin Air, T'way). A T-money card covers local transit at both ends.
🔗 Plan your trip
❓ FAQ
How long does it take to get from Seoul to Busan?
By KTX about 2h 20m. By air about ~1h (plus airport time). By express bus about 4h 20m.
What is the cheapest way from Seoul to Busan?
The express bus is usually the cheapest option, while the KTX is fastest.
Do I need to book Seoul to Busan in advance?
For weekends and holidays, reserve KTX seats a few days ahead; weekday travel is usually fine same-day.
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