The calculated distance (air line) between Belsize Park and Stoke-on-Trent is approximately 132 miles respectively 212 kilometers.
By car or train, the actual journey to Stoke-on-Trent is certainly longer, as only the direct route (as the crow flies) between Belsize Park and Stoke-on-Trent has been calculated here.
Air line (approximately)
212 kilometers
114 nautical miles