Dublin Airport is an international airport serving Dublin, Ireland. It is operated by DAA. The airport is located in Collinstown, 7 km north of Dublin, and 3 km south of the town of Swords. In 2019, 32.9 million passengers passed through the airport, making it the airport's busiest year on record. It is the 13th busiest airport in Europe, and is the busiest o…Dublin Airport is an international airport serving Dublin, Ireland. It is operated by DAA. The airport is located in Collinstown, 7 km north of Dublin, and 3 km south of the town of Swords. In 2019, 32.9 million passengers passed through the airport, making it the airport's busiest year on record. It is the 13th busiest airport in Europe, and is the busiest of Ireland's airports by total passenger traffic; it also has the largest traffic levels on the island of Ireland, followed by Belfast International Airport.