Bloomfield Municipal Airport (ICAO: K4K6) is a public-use general aviation airport located in Bloomfield, Nebraska, United States. It serves the local community and surrounding rural areas of Knox County, providing access for private pilots and small aircraft operations. The airport is a typical small municipal facility with a single runway and basic infrastructure to support light general aviation traffic. It does not offer scheduled commercial airline service and primarily serves private, recreational, and agricultural aviation needs. As a publicly owned airport, it is managed by the City of Bloomfield and receives support through federal and state aviation programs to maintain its facilities for the local flying community.