Day trip from Daejeon to Seongnam-si
Seongnam-si lies 123 km (77 mi) north of Daejeon, in the same time zone. What the numbers say about getting there.
At 123 km (77 mi) apart, Seongnam-si is a realistic day trip from Daejeon: about 2 h each way by road.
Open Seongnam-si in Google Maps
| Daejeon | Seongnam-si | |
|---|---|---|
| Country | South Korea | South Korea |
| Population | 1.4 million | 914,832 |
| Elevation | 58 m (190 ft) | 80 m (262 ft) |
| Time now | UTC+9 (Asia/Seoul) | UTC+9 (Asia/Seoul) |
Where to book tours and tickets in Seongnam-si
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Staying in Seongnam-si
Live rooms and prices for Seongnam-si are in the search below.
Book a hotel in Seongnam-si
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 Seongnam-si from Daejeon?
123 km (77 mi) in a straight line, north of Daejeon; by road roughly 150 km (93 mi).
How long does it take to get from Daejeon to Seongnam-si by road?
About 2 h, estimated from distance and typical speeds. Timetables and traffic decide the real figure.
Is there a time difference between Daejeon and Seongnam-si?
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.