 US 202 begins at a cloverleaf interchange with US 13 / US 40 east of the Wilmington Airport, with the road continuing south toward New Castle as DE 141. From the southern terminus, US 202 heads north-northwest concurrent with DE 141 on four-lane divided Basin Road, passing between Wilmington Airport to the west and residential neighborhoods in Wilmington Manor to the east. The road passes between the Delaware Air National Guard's New Castle Air National Guard Base to the west and commercial establishments to the east, coming to an intersection with the northern terminus of DE 37. Past this intersection, the median of US 202 / DE 141 widens as the road intersects Airport Road and becomes a freeway. The road comes to an interchange with I-95 and the southern terminus of I-295.
