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