From Lille:
Direct connection by high-speed train (TGV): 35 minutes
By car, motorways A1 and then A25: 45 minutes

From Paris:
Direct connection by high-speed train (TGV): 1h35
By car, motorway A1 and then A.25: 3 hours

From London:
Connection by high-speed train (Eurostar and TGV): 2 hours
By car, motorway: 2h30

From Amsterdam:
Connection by high-speed train (Thalys and TGV): 2h30
By car, motorway: 3h00

From Brussels:
Connection by high-speed train (Thalys and TGV): 1h45
By car, motorway: 1h40