Day trip from Seoul to Osan
Osan lies 47 km (29 mi) south of Seoul, in the same time zone. What the numbers say about getting there.
At 47 km (29 mi) apart, Osan is a realistic day trip from Seoul: about 46 min each way by road.
| Seoul | Osan | |
|---|---|---|
| Country | South Korea | South Korea |
| Population | 10.3 million | 238,788 |
| Elevation | 38 m (125 ft) | 22 m (72 ft) |
| Time now | UTC+9 (Asia/Seoul) | UTC+9 (Asia/Seoul) |
Where to book tours and tickets in Osan
We take no bookings for these providers and hold no reservation with them. The provider you choose handles payment, confirmation, changes and refunds. How that works.
Staying in Osan
Live rooms and prices for Osan are in the search below.
Book a hotel in Osan
Live rooms and prices from our booking partner, booked and paid for here. Free cancellation is marked where it applies.
Common questions
How far is Osan from Seoul?
47 km (29 mi) in a straight line, south of Seoul; by road roughly 57 km (35 mi).
How long does it take to get from Seoul to Osan by road?
About 46 min, estimated from distance and typical speeds. Timetables and traffic decide the real figure.
Is there a time difference between Seoul and Osan?
No, both are on Asia/Seoul at the moment.
Where these facts come from
- GeoNames (CC BY 4.0): population, elevation, time zone, postal codes
- Wikidata (CC0): area, sister cities, visitor numbers, heritage listings, stations and ports
- OurAirports (public domain): airports, runways
- Natural Earth (public domain): map outlines
Data compiled 14 September 2026. Hotel and hostel figures are from our booking partner’s catalogue on that date. Journey times on this page are estimates from distance, not timetables; check the operator before you rely on one.