The calculated distance (air line) between Satupa‘itea and Safotulafai is approximately 12 miles respectively 19 kilometers.
By car or train, the actual journey to Safotulafai is certainly longer, as only the direct route (as the crow flies) between Satupa‘itea and Safotulafai has been calculated here.
Air line (approximately)
19 kilometers
10 nautical miles