Newport Municipal Airport (IATA: ONP, ICAO: KONP, FAA LID: ONP) is a city-owned, public-use airport located three nautical miles (6 km) south of the central business district of Newport, a city in Lincoln County, Oregon, United States. It is included in the National Plan of Integrated Airport Systems for 2011–2015, which categorized it as a general aviation facility.

Newport Municipal formerly supported commercial passenger service with connections to Portland International Airport (PDX), but no such flights are currently scheduled. SeaPort Airlines discontinued service to Newport in July 2011. As per Federal Aviation Administration records, the airport had 1,999 passenger boardings (enplanements) in calendar year 2009 and 3,027 enplanements in 2010.