Lt. Warren Eaton Airport (IATA: OIC, ICAO: KOIC, FAA LID: OIC), also known as Lt. Warren E. Eaton Airport, is a county-owned public-use airport in Chenango County, New York, United States. It is located two nautical miles (4 km) north of the central business district of Norwich, New York. It was established on June 17, 1952.

This airport is included in the National Plan of Integrated Airport Systems for 2011–2015, which categorized it as a general aviation facility. The airport has no scheduled commercial operations, but PrivatAir operates flights to Cincinnati for Procter & Gamble employees.