The calculated distance (air line) between Skanör med Falsterbo and Mölndal is approximately 159 miles respectively 256 kilometers.
By car or train, the actual journey to Mölndal is certainly longer, as only the direct route (as the crow flies) between Skanör med Falsterbo and Mölndal has been calculated here.
Air line (approximately)
256 kilometers
138 nautical miles