Cheap flights to Willow Run
- Willow Run airport, officially known as Willow Run Airport YIP, is a public airport located in Ypsilanti, Michigan, United States. It is primarily used for cargo and general aviation operations, but also has limited commercial passenger service. The airport covers an area of 2,600 acres and has three runways. It is known for its history as the manufacturing and testing site of the B-24 Liberator bomber during World War II. Today, it serves as an important transportation hub for the Detroit metropolitan area.