The calculated distance (air line) between Carrick-on-Suir and Drogheda is approximately 104 miles respectively 168 kilometers.
By car or train, the actual journey to Drogheda is certainly longer, as only the direct route (as the crow flies) between Carrick-on-Suir and Drogheda has been calculated here.
Air line (approximately)
168 kilometers
91 nautical miles