You intend to travel to SIAL by car? The Parc des Expositions de Paris Nord Villepinte is located close to the A1, A3, A86 and A104 motorway junctions – 15,000 parking spaces are available.
Take the A1 or A3 motorway, then take the A104 (towards Soissons). Follow signs for Parc des Expositions (if there is traffic on the A1, take the Le Bourget exit and get to the Parc via the N2, N370 and CD40).
Take the A4, then the A86 and A3 motorways (if there is traffic at the A6 junction, carry on up to the A104). Take the Parc des Expositions exit.
Take the A1 then the A104 motorways, then take the Parc des Expositions exit.
Take the A1 then the A104 motorways, then take the Parc des Expositions exit.
On leaving the Parc, another side road will take you to the A104 towards Lille/Brussels.
In the event of heavy traffic, however, you can take the A3 and reach the A1 via Garonor. Before leaving the exhibition centre, do not forget to check the traffic information on the electronic boards situated in the main exhibition entrance hall.