The calculated distance (air line) between Le Pré-Saint-Gervais and Bobigny is approximately 3 miles respectively 4 kilometers.
By car or train, the actual journey to Bobigny is certainly longer, as only the direct route (as the crow flies) between Le Pré-Saint-Gervais and Bobigny has been calculated here.
Air line (approximately)
4 kilometers
2 nautical miles