Hongseong to Seosan bus timetable
Buses from Hongseong to Seosan run 1 times a day across 1 terminal pairs. First bus 21:20, last bus 21:20, fares from 6,400 KRW, fastest trip 75 min. As of 2026-11-05
Hongseong
→ Seosan
Cheapest6,400 KRW홍성 21:20 · Standard
Fastest75 min홍성 21:20 · Standard
First bus21:20홍성 21:20 · Standard
Last bus21:20홍성 21:20 · Standard
- 2120Std
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 |
|---|---|---|---|---|---|
| 21:20 | 홍성 → 서산 | intercity bus · Standard | 22:35 | 6,400 | 75 min |
Frequently asked questions
What time is the first and last bus from Hongseong to Seosan?
As of 2026-11-05, one bus a day leaves 홍성 at 21:20.
How much is the bus from Hongseong to Seosan?
As of 2026-11-05, adult one-way fares are 6,400 KRW.
How long does the bus from Hongseong to Seosan take?
As of 2026-11-05, the fastest bus takes 75 min, leaving 홍성 at 21:20.