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AIRPORT

Ulsan AirportRKPU / USN

Ulsan Airport serves Ulsan, Ulsan-gwangyeoksi (Ulsan Metropolitan City), South Korea. Its ICAO code is RKPU and its IATA code USN. The longest of its one runway is 18/36, at 6,561 ft (2,000 m). The field is 45 ft (14 m) above sea level. Local time is Asia/Seoul, UTC+9.

Published by Overfly · Airport data: OurAirports, 14 Sep 2026 · Last updated 23 Sep 2026

ICAO

RKPU

IATA

USN

LONGEST RUNWAY

6,561 ft

2,000 m · 18/36

ELEVATION

45 ft

14 m

TIME ZONE

UTC+9

Asia/Seoul

POSITION

35.593°N

129.352°E

Runways

18/366,561 ft · 2,000 mASP

Nearest airports

Pohang Airport (G-815/K-3) RKTH 24 nm35m

Gimhae International Airport RKPK 32 nm35m

Daegu International Airport RKTN 38 nm35m

Sacheon Airport RKPS 70 nm40m

Tsushima Airport RJDT 79 nm40m

Yecheon Airbase RKTY 79 nm40m

Yeosu Airport RKJY 96 nm40m

Jungwon Air Base/Chungju Airport RKTI 112 nm45m

Questions people ask about Ulsan Airport

How long is the runway at Ulsan Airport?

The longest runway, 18/36, is 6,561 ft (2,000 m), surface ASP.

What is the elevation of Ulsan Airport?

45 ft (14 m) above mean sea level.

What time zone is Ulsan Airport in?

Asia/Seoul: UTC+9.

What are the codes for Ulsan Airport?

ICAO RKPU, IATA USN. It serves Ulsan, South Korea.

How far can you fly from Ulsan?

Open the mapper with a 7,300 nm range ring around RKPU, then pick your own aircraft, add a route and check every leg.

Open RKPU in the mapper

For reference and planning interest. Not for operational flight planning. Runway and elevation data from OurAirports; check current charts and NOTAMs before any flight. © 2026 Overfly.Flights