Alddreu Airfield (K-40) (Cheju-do No. 2)
Daylight today(Jul 18, 2026, local time)
About 14h 6m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.
About Alddreu Airfield (K-40) (Cheju-do No. 2)
Altteureu Airfield, also known as Cheju-do No. 2 (K-40) Air Base, was a former Imperial Japanese Navy Air Service and United States Air Force (USAF) air base on southern Jeju Island, South Korea. It was mostly returned to farmland from the late 1960s onwards, though the site is still owned and used to some extent by the Republic of Korea Air Force, in particular a grass airstrip known semi-officially as Alddreu Airport.
Summary from Wikipedia, photo via Wikimedia Commons, licensed under CC BY-SA.
Map
Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.
Runways (0)
No runway data recorded for this airport.
Nearby airports
Great-circle distance and true bearing from Alddreu Airfield (K-40) (Cheju-do No. 2).
Frequently asked questions
Where is Alddreu Airfield (K-40) (Cheju-do No. 2) located?
Alddreu Airfield (K-40) (Cheju-do No. 2) is small airport located in South Korea.
What time zone is Alddreu Airfield (K-40) (Cheju-do No. 2) in?
Alddreu Airfield (K-40) (Cheju-do No. 2) is in the Asia/Seoul time zone (UTC+09:00).
What is the magnetic variation at Alddreu Airfield (K-40) (Cheju-do No. 2)?
The magnetic variation (declination) at Alddreu Airfield (K-40) (Cheju-do No. 2) is approximately 7.7° W, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near Alddreu Airfield (K-40) (Cheju-do No. 2)?
The nearest airport to Alddreu Airfield (K-40) (Cheju-do No. 2) is Jeju International Airport (CJU), about 21.6 nm to the nne, followed by Jeju ROK Naval Air Facility and Jeongseok Airport.
Is the information on this page suitable for flight planning?
No. Alddreu Airfield (K-40) (Cheju-do No. 2) data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.