West Bend Municipal Airport (IATA: ETB, ICAO: KETB, FAA LID: ETB) is a city owned, public use airport located three nautical miles (6 km) east of the central business district of West Bend, a city in Washington County, Wisconsin, United States.This airport is included in the National Plan of Integrated Airport Systems for 2011–2015, which categorized it as a general aviation reliever airport.