The calculated distance (air line) between Imġarr and Birżebbuġa is approximately 11 miles respectively 18 kilometers.
By car or train, the actual journey to Birżebbuġa is certainly longer, as only the direct route (as the crow flies) between Imġarr and Birżebbuġa has been calculated here.
Air line (approximately)
18 kilometers
10 nautical miles