The calculated distance (air line) between Plaine des Papayes and Quartier Militaire is approximately 13 miles respectively 21 kilometers.
By car or train, the actual journey to Quartier Militaire is certainly longer, as only the direct route (as the crow flies) between Plaine des Papayes and Quartier Militaire has been calculated here.
Air line (approximately)
21 kilometers
11 nautical miles