AirportsWonsan Kalma Airport is a medium-sized airport serving Wonsan, in Kangwon Province, North Korea. It has scheduled airline flights. Its IATA code, the three letters printed on tickets and baggage tags, is WOS.
Key facts
- IATA code
- WOS
- ICAO code
- ZKWS
- City
- Wonsan
- State or region
- Kangwon Province
- Country
- North Korea
- Kind
- Medium airport
- Coordinates
- 39.1652° N, 127.4879° E
- Elevation
- 2 m (7 ft)
- Runways
- 2
- Longest runway
- 3,500 m (11,482 ft)
Airport codes
On a ticket or a baggage tag, WOS means Wonsan Kalma Airport. Pilots and air traffic controllers use a different, four-letter ICAO code: ZKWS. ICAO codes that begin with Z belong to China, Mongolia and North Korea. How the two kinds of code differ.
Where it is
The airport lies at 39.1652° N, 127.4879° E. It stands 2 metres (7 feet) above sea level.
Local time
Time now at the airport: loading
Time zone Asia/Pyongyang, taken from the nearest town in the data. Flight times on tickets are always in the local time of each airport.
Runways
Wonsan Kalma Airport has 2 runways in the data. The longest is 3,500 metres (11,482 feet). A runway of this length can take the largest long-distance aircraft.
| Runway | Length | Width | Surface | Lights |
|---|---|---|---|---|
| 15L/33R | 3,500 m 11,482 ft | 60 m | Concrete | not listed |
| 15R/33L | 3,125 m 10,252 ft | 45 m | Concrete | not listed |
The numbers in a runway name give its compass direction. How runway numbers work.
Nearest airports with scheduled flights
| Airport | Code | Distance |
|---|---|---|
| Sondok AirportSŏndŏng-ni | DSO | 65 km |
| Pyongyang Sunan International AirportPyongyang | FNJ | 157 km |
| Yangyang International AirportGonghang-ro, South Korea | YNY | 160 km |
| Seoul Gimpo International AirportSeoul, South Korea | GMP | 189 km |
| Wonju Airport / Hoengseong Air Base (K-38/K-46)Wonju, South Korea | WJU | 197 km |
Distance to major airports
| To | Distance | Rough flying time |
|---|---|---|
| Delhi (DEL)India | 4,737 km | 6 h 10 min |
| Mumbai (BOM)India | 5,659 km | 7 h 20 min |
| Dubai (DXB)United Arab Emirates | 6,783 km | 8 h 40 min |
| London Heathrow (LHR)United Kingdom | 8,744 km | 11 h 00 min |
| New York JFK (JFK)United States | 10,883 km | 13 h 35 min |
| Los Angeles (LAX)United States | 9,434 km | 11 h 50 min |
| Singapore (SIN)Singapore | 4,834 km | 6 h 20 min |
| Tokyo Haneda (HND)Japan | 1,158 km | 1 h 55 min |
| Sydney (SYD)Australia | 8,488 km | 10 h 45 min |
Distances are the shortest path over the globe, worked out from the coordinates. Flying times are rough estimates for a direct jet flight. They do not mean that a direct flight exists. Work out the distance to any airport.
Links
Airport data: OurAirports, as downloaded on 11 November 2026. This page does not show live flights, terminals or airlines. For those, use the airport's or the airline's own site. See About and data sources.