The calculated distance (air line) between Yūsuf aṣ-Ṣiddīq and Ismailia is approximately 139 miles respectively 224 kilometers.
By car or train, the actual journey to Ismailia is certainly longer, as only the direct route (as the crow flies) between Yūsuf aṣ-Ṣiddīq and Ismailia has been calculated here.
Air line (approximately)
224 kilometers
121 nautical miles