Wudalianchi Dedu Airport (IATA: DTU, ICAO: ZYDU) is an airport serving the city of Wudalianchi in Heilongjiang province of Northeast China. It is located southwest of the city center and 11 kilometres (6.8 mi) from Wudalianchi National Park.

It received approval from the State Council of China and the Central Military Commission on 25 December 2013. Its construction budget was 644.41 million yuan, and an additional 74 million yuan for related infrastructure outside the airport. The airport was opened on 22 November 2017, with an inaugural Loong Air flight from Harbin Taiping International Airport.