DÃ 1\/4 sseldorf International Airport is an airport located eight kilometres from DÃ 1\/4 sseldorf , Germany . The airport has the IATA Airport Code DUS . DÃ 1\/4 sseldorf International Airport is the largest airport in North Rhine-Westphalia , Germany , and the third largest airport in Germany , handling 18.99 million passengers in 2010 .