The calculated distance (air line) between Quảng Ngãi and Tam Kỳ is approximately 38 miles respectively 61 kilometers.
By car or train, the actual journey to Tam Kỳ is certainly longer, as only the direct route (as the crow flies) between Quảng Ngãi and Tam Kỳ has been calculated here.
Air line (approximately)
61 kilometers
33 nautical miles