The calculated distance (air line) between La Ferté-Saint-Aubin and Le Havre is approximately 149 miles respectively 239 kilometers.
By car or train, the actual journey to Le Havre is certainly longer, as only the direct route (as the crow flies) between La Ferté-Saint-Aubin and Le Havre has been calculated here.
Air line (approximately)
239 kilometers
129 nautical miles