The calculated distance (air line) between Lomme and Marcq-en-Barœul is approximately 5 miles respectively 7 kilometers.
By car or train, the actual journey to Marcq-en-Barœul is certainly longer, as only the direct route (as the crow flies) between Lomme and Marcq-en-Barœul has been calculated here.
Air line (approximately)
7 kilometers
4 nautical miles