The calculated distance (air line) between Ismailia and Birkat as Sab‘ is approximately 71 miles respectively 114 kilometers.
By car or train, the actual journey to Birkat as Sab‘ is certainly longer, as only the direct route (as the crow flies) between Ismailia and Birkat as Sab‘ has been calculated here.
Air line (approximately)
114 kilometers
61 nautical miles