The calculated distance (air line) between Ấp Tân Ngãi and Củ Chi is approximately 53 miles respectively 85 kilometers.
By car or train, the actual journey to Củ Chi is certainly longer, as only the direct route (as the crow flies) between Ấp Tân Ngãi and Củ Chi has been calculated here.
Air line (approximately)
85 kilometers
46 nautical miles