# Ulsan Airport (USN / RKPU)

**Ulsan Airport** (IATA: USN, ICAO: RKPU) is a medium airport in Ulsan, Ulsan-gwangyeoksi (Ulsan Metropolitan City), South Korea. It opened on 20 Nov 1970. It has one runway, 2,000 m (6,561 ft) long, asphalt. In 2022 it handled 800 thousand passengers.

Web page: https://dromopedia.com/airports/rkpu

## At a glance

- IATA / ICAO: USN / RKPU
- Type: Medium airport
- Serves: Ulsan, Ulsan-gwangyeoksi (Ulsan Metropolitan City), South Korea
- Opened: 20 Nov 1970 (Wikipedia)
- Elevation: 14 m / 45 ft
- Coordinates: 35.5935, 129.3520
- Runways: 1
- Longest runway: 2,000 m / 6,561 ft
- Passengers: 799,726 (2022)
- Time zone: UTC+9 · Asia/Seoul
- Website: http://ulsan.airport.co.kr/doc/ulsan_eng/
- Wikipedia: https://en.wikipedia.org/wiki/Ulsan_Airport (18 languages)
- Wikidata: https://www.wikidata.org/wiki/Q484730
- Weather station: RKPU · WMO 47152
- Ident: RKPU

## Timeline

- 20 Nov 1970: Ulsan Airport opens.

## Runways

| Ident | Length | Width | Surface | True headings | Lighted |
| --- | --- | --- | --- | --- | --- |
| 18/36 | 2,000 m / 6,561 ft | 45 m / 148 ft | Asphalt | 176° / 356° | yes |

## Passengers per year

| Year | Passengers | Source |
| --- | --- | --- |
| 2011 | 594,932 | Wikidata |
| 2012 | 519,849 | Wikidata |
| 2013 | 473,276 | Wikidata |
| 2014 | 457,060 | Wikidata |
| 2015 | 561,411 | Wikidata |
| 2016 | 545,321 | Wikidata |
| 2017 | 571,429 | Wikidata |
| 2018 | 817,341 | Wikidata |
| 2019 | 786,739 | Wikidata |
| 2020 | 554,357 | Wikidata |
| 2021 | 888,584 | Wikidata |
| 2022 | 799,726 | Wikidata |

## Routes

2 destinations in 1 country. From the airport's Wikipedia article.

### Year-round (2)

- [GMP](https://dromopedia.com/airports/rkss.md) Seoul Gimpo International Airport · South Korea · 316 km / 196 mi · Korean Air, Jin Air
- [CJU](https://dromopedia.com/airports/rkpc.md) Jeju International Airport · South Korea · 349 km / 217 mi · Korean Air, Air Busan, Jin Air

## Airlines

The figure is how many destinations each airline flies from USN, as the routes above have them. Hubs from Wikidata.

### Hub airlines (1)

- 4H [Hi Air](https://dromopedia.com/airlines/hi-air)

### Passenger (3)

- LJ [Jin Air](https://dromopedia.com/airlines/jin-air) · 2
- KE [Korean Air](https://dromopedia.com/airlines/korean-air) · 2
- BX [Air Busan](https://dromopedia.com/airlines/air-busan) · 1

## Rankings

Ranked among 48,075 open airports; = marks a shared place.

| Measure | Value | World | Region | Country |
| --- | --- | --- | --- | --- |
| Passengers | 800K (2022) | #913 of 3,974 | #285 in Asia | #9 in KR |
| Longest runway | 2,000 m / 6,561 ft | =3,972 of 29,858 | =1,105 in Asia | #24 in KR |
| Elevation | 14 m / 45 ft | =39,570 of 43,403 | =2,664 in Asia | #66 in KR |
| Age | Opened 1970 | =6,186 of 15,079 | =336 in Asia | =8 in KR |
| Runways | 1 | =4,364 of 29,978 | =185 in Asia | =18 in KR |

## Radio frequencies

| Type | Description | MHz |
| --- | --- | --- |
| ACP | BRICKWALL | 120.000 |
| APP | POHANG APP | 124.250 |
| ATIS | ATIS | 127.350 |
| TWR | TWR | 122.600 |

## Nearby airports

- [KPO](https://dromopedia.com/airports/rkth.md) Pohang Airport (G-815/K-3) · 44 km / 28 mi
- [PUS](https://dromopedia.com/airports/rkpk.md) Gimhae International Airport · 59 km / 37 mi
- [TAE](https://dromopedia.com/airports/rktn.md) Daegu International Airport · 71 km / 44 mi
- [HIN](https://dromopedia.com/airports/rkps.md) Sacheon Airport / Sacheon Air Base · 129 km / 80 mi
- [TSJ](https://dromopedia.com/airports/rjdt.md) Tsushima Airport · 146 km / 90 mi
- [YEC](https://dromopedia.com/airports/rkty.md) Yecheon Airbase · 146 km / 91 mi

## Sources

- [NOAA Aviation Weather Center](https://aviationweather.gov/data/api/): Weather data: NOAA Aviation Weather Center (Public Domain (US Government))
- [OurAirports](https://ourairports.com/data/): Airport data from OurAirports (Public Domain)
- [Wikidata](https://www.wikidata.org): Structured data from Wikidata (CC0 1.0)
- [Wikipedia: “Ulsan Airport”](https://en.wikipedia.org/w/index.php?title=Ulsan_Airport&oldid=1363084629), revision of 7 Jul 2026 (CC BY-SA 4.0)
- [timezone-boundary-builder](https://github.com/evansiroky/timezone-boundary-builder): Time zone boundaries © OpenStreetMap contributors, timezone-boundary-builder (ODbL 1.0)
- Every figure with its source: https://dromopedia.com/airports/rkpu/data