Serving more than 21.7 million passengers in 2014, Dublin Airport (DUB) is the busiest airport in Ireland. Located six miles north of the city, it serves as a hub for Aer Lingus, Aer Lingus Regional, Air Contractors and Ryanair. In total, about 40 carriers operate at Dublin Airport, offering non-stop flights to destinations in Europe, Africa, the Middle East and North America. The airport has two runways and two passenger terminals. Airport services and amenities include retail stores, restaurants, WIFI internet, internet kiosks, an airport church, a children's play area, ATMs and currency exchanges.