The calculated distance (air line) between Manshīyat al Qanāţir and Arīsh is approximately 173 miles respectively 278 kilometers.
By car or train, the actual journey to Arīsh is certainly longer, as only the direct route (as the crow flies) between Manshīyat al Qanāţir and Arīsh has been calculated here.
Air line (approximately)
278 kilometers
150 nautical miles