The largest international airport in France and the second busiest airport in Europe after London Heathrow. Trains from Gare du Nord station offer the fastest journey to central Paris, taking about half an hour. The airport is served by two RER B stations, one is set next to Terminal 3 and the other is set next to the TGV station under Terminal 2. There are three terminals in total, linked by a free shuttle rail service. Roissybus runs a direct bus heading to central Paris. It departs from Terminals 1,2 and 3 and the journey lasts about an hour. Buses 350 and 351 also run to Paris and serve more stations. Free and unlimited WiFi is available at the airport. You can also purchase two premium offers for faster and stronger internet connection.