The calculated distance (air line) between Stoke-on-Trent and Halesowen is approximately 39 miles respectively 62 kilometers.
By car or train, the actual journey to Halesowen is certainly longer, as only the direct route (as the crow flies) between Stoke-on-Trent and Halesowen has been calculated here.
Air line (approximately)
62 kilometers
34 nautical miles