The calculated distance (air line) between Bolton and Ince-in-Makerfield is approximately 8 miles respectively 13 kilometers.
By car or train, the actual journey to Ince-in-Makerfield is certainly longer, as only the direct route (as the crow flies) between Bolton and Ince-in-Makerfield has been calculated here.
Air line (approximately)
13 kilometers
7 nautical miles