Düsseldorf Airport (IATA: DUS, ICAO: EDDL) (German: Flughafen Düsseldorf, pronounced [ˌfluːkhaːfn̩ ˈdʏsl̩dɔʁf]), known as Düsseldorf International Airport until March 2013, is an international airport serving Düsseldorf, the capital of the German state of North Rhine-Westphalia. It is about 7 kilometres (4.3 mi; 3.8 nmi) north of downtown Düsseldorf and some 20 kilometres (12 mi; 11 nmi) southwest of Essen in the Rhine-Ruhr area, Germany's largest metropolitan area.

Düsseldorf is the fourth-busiest airport in Germany and handled almost 8 million passengers in 2021. It is a hub for Eurowings and a focus city for several more airlines. The airport has three passenger terminals and two runways and can handle wide-body aircraft up to the Airbus A380.