The calculated distance (air line) between Ḩalwān and Ain Sukhna is approximately 63 miles respectively 102 kilometers.
By car or train, the actual journey to Ain Sukhna is certainly longer, as only the direct route (as the crow flies) between Ḩalwān and Ain Sukhna has been calculated here.
Air line (approximately)
102 kilometers
55 nautical miles