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OSN · medium airport

Osan Air Base

Pyeongtaek, South Korea

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OSNmedium airport

Osan Air Base

Pyeongtaek, South Korea
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RKSO
ICAO
38 ft
Elevation
TravelerPulse profile

Premier U.S. Air Force base on the Korean Peninsula.

Opened
1952
Location
Pyeongtaek, South Korea
Osan Air Base is a United States Air Force installation located near Pyeongtaek, South Korea, approximately 65 kilometers south of Seoul. It serves as the headquarters of the 7th Air Force and the 51st Fighter Wing, making it one of the most strategically significant American military installations in the Pacific region. The base operates primarily as a military facility and is not open to civilian commercial air traffic. It holds the IATA code OSN and ICAO code RKSO, and handles military airlift and fighter operations. The base plays a central role in the defense posture of U.S. and South Korean forces on the peninsula. Osan Air Base is distinct from Osan city; it is geographically situated closer to Pyeongtaek. The installation hosts thousands of U.S. military personnel and their dependents, supporting a broad range of combat and support missions.
Terminals
The base has no commercial passenger terminals; all facilities are military in nature and restricted to authorized personnel.
Getting to & from
Access to the base is restricted to military and authorized personnel, with road connections to Pyeongtaek and Seoul via national highways.
Airlines here
No commercial airlines operate at Osan Air Base; the facility exclusively supports U.S. Air Force and allied military flight operations.
Notable facts
  • ›Headquarters of the 7th Air Force, which commands U.S. air operations on the Korean Peninsula.
  • ›Home to the 51st Fighter Wing, operating F-16 Fighting Falcons and A-10 Thunderbolt IIs.
  • ›The base was established during the Korean War in 1952.
  • ›Osan Air Base is one of the most forward-deployed U.S. air bases in the world.
  • ›It is separate from and not to be confused with Incheon International Airport, South Korea's primary civilian hub.
This profile is provided for general information only. Details may be inaccurate or outdated — always verify with the airport's official website before acting on them.
A strategic American air presence anchoring the Korean peninsula

Osan Air Base, located near Pyeongtaek in Gyeonggi Province, South Korea, is a United States Air Force installation and one of the most operationally active military airbases in the Pacific region. Established during the Korean War era, it serves as the headquarters of the 7th Air Force and plays a central role in the defense posture of the Korean Peninsula. The base is not open to civilian commercial traffic and operates exclusively under US and allied military authority.

Terminals
  • Military Air Terminal — Handles official military passenger and cargo flights for US and allied forces personnel only.
Ground Transport
  • Military shuttle bus between Osan AB and Camp Humphreys
  • Official military vehicle transport for authorized personnel
  • Taxi services available at designated gates for authorized visitors
  • Private vehicle access with valid base pass
Nearby Hotels
  • Dragon Hill Lodge (on-base lodging, Camp Humphreys)
  • Ramada by Wyndham Pyeongtaek
  • Pyeongtaek Tourist Hotel
  • Ibis Styles Pyeongtaek
Dining

On-base dining is restricted to authorized military personnel and includes AAFES-operated facilities such as a food court and dining facilities (DFACs). Off-base in Pyeongtaek and the Songtan district adjacent to the base, visitors will find a wide range of Korean restaurants, international cuisine, and American-style eateries catering to the military community. The Songtan area is particularly known for its diverse food scene serving both locals and US servicemembers.

Traveller Tips
  • Access to Osan Air Base requires official military orders or a valid visitor authorization — plan credentials well in advance.
  • The nearby Songtan district offers convenient accommodation and dining for families visiting personnel on base.
  • Camp Humphreys, the large US Army garrison, is a short drive away and shares some services with Osan AB.
  • Public transit from Seoul or Suwon to Pyeongtaek is available via KTX or intercity bus, but base access still requires proper authorization.
Official website

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Airlines serving this airport

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City & Place Guide

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Passport, Visa & Immigration

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Osan Air Base
Encyclopaedia

Osan Air Base is a United States Air Force (USAF) and Republic of Korea Air Force (ROKAF) base located near Songtan station in the city of Pyeongtaek, South Korea, 64 km (40 mi) south of Seoul. Despite its name, Osan AB is not within Osan City, which is 7.5 km (4.7 mi) to the north. The base is the home of the headquarters for Seventh Air Force, Pacific Air Forces' 51st Fighter Wing, and a number of tenant units. The base is also the headquarters of the Republic of Korea Air Force (ROKAF) Operations Command. Osan Air Base is also the departure and arrival point for U.S. government-contracted "Patriot Express" flights bringing service members and their family members to South Korea from Seattle-Tacoma International Airport in the U.S. state of Washington, Misawa Air Base and Yokota Air Base in Japan.

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