The calculated distance (air line) between San Ġiljan and Birżebbuġa is approximately 7 miles respectively 11 kilometers.
By car or train, the actual journey to Birżebbuġa is certainly longer, as only the direct route (as the crow flies) between San Ġiljan and Birżebbuġa has been calculated here.
Air line (approximately)
11 kilometers
6 nautical miles