La Unión Airport, Marchigüe
La Unión Airport is an airport designated for use by the public in the O'Higgins Region. It is near the city of Marchigüe in Cardenal Caro Province.
The airport serves the city and the nearby area. It is used for chartered flights and for emergency services. Visitors to the nearby Marchigue and its traditional architecture use the airport as a waypoint.
The airport is at an elevation of 528 feet above sea level and has one grass runway.