The calculated distance (air line) between Vũng Tàu and Long Xuyên is approximately 112 miles respectively 180 kilometers.
By car or train, the actual journey to Long Xuyên is certainly longer, as only the direct route (as the crow flies) between Vũng Tàu and Long Xuyên has been calculated here.
Air line (approximately)
180 kilometers
97 nautical miles