The calculated distance (air line) between Thủ Dầu Một and Trà Vinh is approximately 74 miles respectively 120 kilometers.
By car or train, the actual journey to Trà Vinh is certainly longer, as only the direct route (as the crow flies) between Thủ Dầu Một and Trà Vinh has been calculated here.
Air line (approximately)
120 kilometers
65 nautical miles