A3 autoroute

The A3 is a short autoroute in France. It links the Boulevard Périphérique ring road around Paris with the A1 autoroute. It is 15 kilometres (9.3 mi) long. It also goes through the communes of Montreuil-sous-Bois, Rosny-sous-Bois, and Bondy to the east of Paris. Part of the autoroute is shared with the A86. The autoroute is also part of the European route E15. As it connects to the A1, it also links Central Paris with Charles de Gaulle airport.

A3 autoroute
Route information
Part of
Length	15 km (9.3 mi)
Existed	1969–present
Major junctions
South end	Paris (Porte de Bagnolet)
Major intersections	near Rosny-sous-Bois
North end	near Le Bourget Airport
Highway system
concurrency spurs

Exits and junctions

Exit/Junction	Destination
	Boulevard Périphérique
1	, Bagnolet, Montreuil
2	, , Noisy-le-Sec, Rosny-sous-Bois, Villemomble
3	, Bobigny
Template:Motorway exit	Bondy
Template:Motorway exit	Drancy, Aulnay-sous-Bois
Template:Motorway exit	Le Blanc-Mesnil, Villepinte