The calculated distance (air line) between Frankfurt am Main and Töss (Kreis 4) is approximately 182 miles respectively 293 kilometers.
By car or train, the actual journey to Töss (Kreis 4) is certainly longer, as only the direct route (as the crow flies) between Frankfurt am Main and Töss (Kreis 4) has been calculated here.
Air line (approximately)
293 kilometers
158 nautical miles