Seongnam-si: how to get there and around
Airports, stations, ports, where the hotels are and what the numbers say, from public data rather than a brochure.
Seongnam-si is a city of 914,832 people in South Korea (Gyeonggi-do), 80 m (262 ft) above sea level. The nearest large airport is Seoul Gimpo International Airport (GMP), 33 km (21 mi) from the centre.
Key facts
Open Seongnam-si in Google Maps
Daylight in Seongnam-si runs from about 9 h 38 min a day in late December to 14 h 48 min in late June (computed for 37.44° latitude), which matters more than the forecast when a day is built around one flight or one crossing.
Getting there
Seongnam-si is served by 4 airports with scheduled flights within 100 km. The closest large one is Seoul Gimpo International Airport (GMP), 33 km (21 mi) from the centre, whose 11,811-ft runway is long enough for long-haul wide-body aircraft. The alternatives are Incheon International Airport (ICN, 61 km), Cheongju International Airport/Cheongju Air Base (K-59/G-513) (CJJ, 87 km), Wonju Airport / Hoengseong Air Base (K-38/K-46) (WJU, 73 km).
Flights to Seongnam-si: every airport, routes and times
Buses to Seongnam-si · Driving and car hire
Nearby cities, and how to get between them
- Seoul, 20 km — tours
- Busan, 310 km — trains · buses · car rental
- Pyongyang, 215 km (North Korea)
- Incheon, 38 km — buses · car rental · tours
- Daegu, 217 km — trains · buses · car rental · tours
- Daejeon, 123 km — trains · buses · car rental · tours
- Gwangju, 255 km — trains · buses · car rental · tours
- Suwon, 20 km — tours
- Ulsan, 287 km — trains · buses · car rental
- Goyang-si, 36 km — buses · car rental
Common questions
Which airport serves Seongnam-si?
Seoul Gimpo International Airport (GMP), 33 km (21 mi) from the centre, plus 3 other airports with scheduled flights within 100 km.
How big is Seongnam-si?
About 914,832 people live in Seongnam-si (GeoNames).
What time zone is Seongnam-si in?
Asia/Seoul, currently UTC+9.
What currency is used in Seongnam-si?
The Won (KRW). Traffic drives on the right.
Which cities are near Seongnam-si?
Seoul (20 km), Busan (310 km), Pyongyang (215 km), Incheon (38 km), Daegu (217 km).
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.