The calculated distance (air line) between Russia and Guinea is approximately 6,404 miles respectively 10,306 kilometers.
By car or train, the actual journey to Guinea is certainly longer, as only the direct route (as the crow flies) between Russia and Guinea has been calculated here.
The center of the country is used to calculate the distance. For a more precise determination of the distance, please use one (or better yet two) cities for the distance calculation.
Air line (approximately)
10,306 kilometers 5,561 nautical miles