Distance between Niamey and Noumbiel is 688.08 km.
This distance is equal to 427.55 miles, and 371.29 nautical miles.
The distance line on map shows distance from Niamey to Noumbiel between two cities.
If you travel with an airplane (which has average speed of 560 miles) between Niamey to Noumbiel,
It takes 0.76 hours to arrive.