Seosan to Hongseong bus timetable
Buses from Seosan to Hongseong run 1 times a day across 1 terminal pairs. First bus 23:59, last bus 23:59, fares from 6,400 KRW, fastest trip 46 min. As of 2026-11-05
Seosan
→ Hongseong
Cheapest6,400 KRW서산 23:59 · Standard
Fastest46 min서산 23:59 · Standard
First bus23:59서산 23:59 · Standard
Last bus23:59서산 23:59 · Standard
- 2359Std
Bus class: Standard
Terminal names are shown in Korean because that is how they appear on tickets, signs and booking sites. Fares are adult one-way. Express buses (고속버스) are booked on KOBUS, intercity buses (시외버스) on T-money or Bustago.
Paying with a foreign card
Checked 2026-10-21. Rules change, so confirm on the payment screen.
Intercity buses (시외버스)
- Ticket counter at the terminal: Foreign Visa, Mastercard, JCB and UnionPay cards were announced as accepted at all 243 intercity terminals from July 2024. Busy departures can sell out.
- Go Hanpass: App in many languages, sign-up with passport and email. You top up a won wallet with a foreign card, then pay from it. Lists express and intercity buses.
- T-money and Bustago websites: Their guides do not say whether foreign cards work. Bustago suspended foreign-card payments in October 2025 and has posted no restart notice, although a software vendor reported in October 2026 that its app accepts them again. Not confirmed.
All departures
| Departs | Terminals (Korean names) | Type · class | Arrives | Fare (KRW) | Duration |
|---|---|---|---|---|---|
| 23:59 | 서산 → 홍성 | intercity bus · Standard | 24:45 | 6,400 | 46 min |
Frequently asked questions
What time is the first and last bus from Seosan to Hongseong?
As of 2026-11-05, one bus a day leaves 서산 at 23:59.
How much is the bus from Seosan to Hongseong?
As of 2026-11-05, adult one-way fares are 6,400 KRW.
How long does the bus from Seosan to Hongseong take?
As of 2026-11-05, the fastest bus takes 46 min, leaving 서산 at 23:59.