The Canal latéral à l'Aisne (French pronunciation: [kanal lateʁal a lɛn]) is a canal in northern France, which connects the Canal des Ardennes at Vieux-lès-Asfeld to the canalised river Aisne at Condé-sur-Aisne. It is 51.3 km (31.9 mi) long, with 8 locks. It runs alongside the Aisne. It has junctions with the Canal de l'Aisne à la Marne at Berry-au-Bac and with the Canal de l'Oise à l'Aisne in Bourg-et-Comin.

Kilometre distances are given from east to west, and are continued along the canalised river Aisne down to the junction with the river Oise at PK 108

• PK 0 Junction with Canal des Ardennes below the last lock of the latter, downstream from Vieux-lès-Asfeld
• PK 10.5 Variscourt
• PK 18.5 Berry-au-Bac junction, on the south side, with the Canal de l'Aisne à la Marne to Reims
• PK 38.5 Right junction with Canal de l'Oise à l'Aisne in Bourg-et-Comin
• PK 49 Vailly-sur-Aisne
• PK 51.5 at Celles-sur-Aisne. Navigation continues in the canalised Aisne to PK108 with 7 more locks [2]