The calculated distance (air line) between Sant Cristòfol de les Fonts and Badalona is approximately 51 miles respectively 83 kilometers.
By car or train, the actual journey to Badalona is certainly longer, as only the direct route (as the crow flies) between Sant Cristòfol de les Fonts and Badalona has been calculated here.
Air line (approximately)
83 kilometers
45 nautical miles